<?xml version="1.0" encoding="UTF-8"?>
 
 <xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema"
  xmlns="http://www.psidev.info/gelml/1_1candidate"
  targetNamespace="http://www.psidev.info/gelml/1_1candidate"
  elementFormDefault="qualified"
  version="1.1-candidate"
  xmlns:gelml="http://www.psidev.info/gelml/1_1candidate"
  >

  <xsd:include schemaLocation="FuGElightv1.0.0.xsd"/>

 <xsd:complexType name="GelML.GelMLRoot.GelMLType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> The root of the GelML document. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Common.IdentifiableType">
    <xsd:sequence>
     <xsd:element ref="Provider" minOccurs="0" maxOccurs="1"/>
     <xsd:element name="cvList">
      <xsd:annotation>
       <xsd:documentation> The list of CVs used within the file</xsd:documentation>
      </xsd:annotation>
      <xsd:complexType>
       <xsd:sequence>
        <xsd:element ref="cv" maxOccurs="unbounded"/>
       </xsd:sequence>
      </xsd:complexType>
     </xsd:element>
     <xsd:element ref="GelMLMaterialCollection" minOccurs="0" maxOccurs="1"/>
     <xsd:element ref="GelMLDataCollection" minOccurs="0" maxOccurs="1"/>
     <xsd:element ref="GelMLProtocolCollection" minOccurs="0" maxOccurs="1"/>
     <xsd:element ref="GelExperiment" minOccurs="0" maxOccurs="unbounded"/>
     <xsd:element ref="AuditCollection" minOccurs="0" maxOccurs="1"/>
     <xsd:element ref="ReferenceableCollection" minOccurs="0" maxOccurs="1"/>
    </xsd:sequence>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.GelMLRoot.GelMLMaterialCollectionType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> Collection class for accessing all GenericMaterial instances used in GelML.
   </xsd:documentation>
  </xsd:annotation>
  <xsd:sequence>
   <xsd:element ref="GenericMaterial" minOccurs="0" maxOccurs="unbounded"/>
  </xsd:sequence>
 </xsd:complexType>
 <xsd:complexType name="GelML.GelMLRoot.GelMLDataCollectionType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> Collection class for accessing all ExternalData instances in GelML.
   </xsd:documentation>
  </xsd:annotation>
  <xsd:sequence>
   <xsd:element ref="ExternalData" minOccurs="0" maxOccurs="unbounded"/>
  </xsd:sequence>
 </xsd:complexType>
 <xsd:complexType name="GelML.GelMLRoot.Gel2DExperimentType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> Gel2DExperiment captures the ProtocolApplications that should be reported for
    2D gel electrophoresis in a GelML file. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="GelML.GelMLRoot.GelExperimentType">
    <xsd:sequence>
     <xsd:element ref="GelManufactureApplication" minOccurs="0" maxOccurs="unbounded"/>
     <xsd:element ref="Gel2DApplication" minOccurs="1" maxOccurs="1"/>
     <xsd:element ref="ImageAcquisitionApplication" minOccurs="0" maxOccurs="unbounded"/>
     <xsd:element ref="ExcisionApplication" minOccurs="0" maxOccurs="unbounded"/> 
    </xsd:sequence>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.GelMLRoot.GelMLProtocolCollectionType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> Collection class for accessing all Software, Protocol and Equipment instances. </xsd:documentation>
  </xsd:annotation>
  <xsd:sequence>
   <xsd:element ref="GenericEquipment" minOccurs="0" maxOccurs="unbounded"/>
   <xsd:element ref="GenericSoftware" minOccurs="0" maxOccurs="unbounded"/>
   <xsd:element ref="GenericProtocol" minOccurs="0" maxOccurs="unbounded"/>
   <xsd:element ref="SampleLoadingProtocol" minOccurs="0" maxOccurs="unbounded"/>
   <xsd:element ref="Gel2DProtocol" minOccurs="0" maxOccurs="unbounded"/>
   <xsd:element ref="Gel1DProtocol" minOccurs="0" maxOccurs="unbounded"/>
   <xsd:element ref="OtherGelProtocol" minOccurs="0" maxOccurs="unbounded"/>
   <xsd:element ref="ElectrophoresisProtocol" minOccurs="0" maxOccurs="unbounded"/>
   <xsd:element ref="SubstanceMixtureProtocol" minOccurs="0" maxOccurs="unbounded"/>  
   <xsd:element ref="DetectionProtocol" minOccurs="0" maxOccurs="unbounded"/>
   <xsd:element ref="ImageAcquisitionProtocol" minOccurs="0" maxOccurs="unbounded"/>
  </xsd:sequence>
 </xsd:complexType>
 <xsd:complexType name="GelML.GelMLRoot.GelExperimentType" abstract="true">
  <xsd:annotation>
   <xsd:documentation> Abstract superclass representing the groups of ProtocolApplications that
    should be represented in a valid GelML document. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Common.IdentifiableType">
    <xsd:sequence>
     <xsd:element name="electrophoresisType" minOccurs="0" maxOccurs="1">
      <xsd:annotation>
       <xsd:documentation> The experiment type definition, such as "2D-DIGE", "one-dimensional gel
        electrophoresis", "two-dimensional gel electrophoresis" etc. </xsd:documentation>
      </xsd:annotation>
      <xsd:complexType>
       <xsd:sequence>
        <xsd:element ref="cvParam"/>
       </xsd:sequence>
      </xsd:complexType>
     </xsd:element>
     <xsd:element ref="ContactRole" minOccurs="0" maxOccurs="1">
      <xsd:annotation>
       <xsd:documentation>The primary contact for this GelExperiment</xsd:documentation>
      </xsd:annotation>
     </xsd:element>  
    </xsd:sequence>
    <xsd:attribute name="date" type="xsd:date">
     <xsd:annotation>
      <xsd:documentation> The date the experiment was initiated on. </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.GelMLRoot.Gel1DExperimentType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> Gel1DExperiment captures the ProtocolApplications that should be reported for
    1D gel electrophoresis in a GelML file. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="GelML.GelMLRoot.GelExperimentType">
    <xsd:sequence>
     <xsd:element ref="GelManufactureApplication" minOccurs="0" maxOccurs="unbounded"/>
     <xsd:element ref="Gel1DApplication" minOccurs="1" maxOccurs="1"/>
     <xsd:element ref="ImageAcquisitionApplication" minOccurs="0" maxOccurs="unbounded"/>
     <xsd:element ref="ExcisionApplication" minOccurs="0" maxOccurs="unbounded"/>   
    </xsd:sequence>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.GelMLRoot.OtherGelExperimentType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> OtherGelExperiment captures the ProtocolApplications that should be reported
    for a type of gel electrophoresis other than 1D or 2D in a GelML file. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="GelML.GelMLRoot.GelExperimentType">
    <xsd:sequence>
     <xsd:element ref="GelManufactureApplication" minOccurs="0" maxOccurs="unbounded"/>
     <xsd:element ref="OtherGelApplication" minOccurs="1" maxOccurs="1"/>
     <xsd:element ref="ImageAcquisitionApplication" minOccurs="0" maxOccurs="unbounded"/>
     <xsd:element ref="ExcisionApplication" minOccurs="0" maxOccurs="unbounded"/>   
    </xsd:sequence>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.SelectSubstance.RelativeVolumeType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> The volume of a substance relative to the medium in which it is in.
   </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="GelML.SelectSubstance.VolumeParameterType"> </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.SelectSubstance.VolumeFunctionType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> VolumeFunction represents a specification of a volume that changes, for
    example, over time. The value provided for a VolumeFunction should use the ComplexValue
    specification to represent the function. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="GelML.SelectSubstance.VolumeParameterType"> </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.SelectSubstance.AbsoluteVolumeType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> An absolute volume parameter. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="GelML.SelectSubstance.VolumeParameterType"> </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.SelectSubstance.VolumeParameterType" abstract="true">
  <xsd:annotation>
   <xsd:documentation> Abstract superclass representing the different formats for representing the
    volume of a substance. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Common.Protocol.ParameterType"> </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.SelectSubstance.SubstanceActionType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> An action representing the use of a substance within a protocol. The
    substance can be named by free text or using the substanceType association. The attribute
    actionText can be used to specify how the substance has been used within the protocol.
   </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Common.Protocol.ActionType">
    <xsd:sequence>
     <xsd:element ref="Concentration" minOccurs="0" maxOccurs="1"/>
     <xsd:element ref="Mass" minOccurs="0" maxOccurs="1"/>
     <xsd:element name="substanceCharacteristics" minOccurs="0" maxOccurs="unbounded">
      <xsd:annotation>
       <xsd:documentation> The characteristics of the substance. </xsd:documentation>
      </xsd:annotation>
      <xsd:complexType>
       <xsd:sequence>
        <xsd:group ref="ParamGroup" minOccurs="0" maxOccurs="unbounded"/>
       </xsd:sequence>
      </xsd:complexType>
     </xsd:element>
     <xsd:element name="substanceType" minOccurs="0" maxOccurs="1" type="ParamType">
      <xsd:annotation>
       <xsd:documentation> The type of substance, if the substance name has not been given as free text
        in the SubstanceAction. </xsd:documentation>
      </xsd:annotation>
     </xsd:element>
     <xsd:element ref="VolumeParameter" minOccurs="0" maxOccurs="1"/>
    </xsd:sequence>
    <xsd:attribute name="substanceName" type="xsd:string">
     <xsd:annotation>
      <xsd:documentation> The name of the substance given as free text. </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
    <xsd:attribute name="actionText" type="xsd:string">
     <xsd:annotation>
      <xsd:documentation> A specification of the use of the substance within the parent protocol.
      </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.SelectSubstance.TemporalSubstanceActionType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> The use of a substance within a protocol at a particular time point or for a
    particular duration. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="GelML.SelectSubstance.SubstanceActionType">
    <xsd:sequence>
     <xsd:element ref="TimeParameter" minOccurs="1" maxOccurs="1"/>
    </xsd:sequence>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.SelectSubstance.SubstanceMixtureProtocolType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> A Protocol representing the creation of a mixture of substances, for example
    to be used for specifying the components of buffers, solutions etc. If the actionText attribute
    of SubtanceAction is not used, the SubstanceMixtureProtocol represents only the components of
    the mixture and not the processes applied to them. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Common.Protocol.ProtocolType">
    <xsd:sequence>
     <xsd:element ref="SubstanceAction" minOccurs="1" maxOccurs="unbounded"/>
     <xsd:element name="mixtureType" minOccurs="0" maxOccurs="1" type="ParamType">
      <xsd:annotation>
       <xsd:documentation> The type of mixture e.g. buffer, solution, protein complex etc.
       </xsd:documentation>
      </xsd:annotation>
     </xsd:element>
    </xsd:sequence>
    <xsd:attribute name="mixtureName" type="xsd:string">
     <xsd:annotation>
      <xsd:documentation> The name of the mixture represented by this protocol. </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.SelectSubstance.DurationType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> A duration parameter. Note: values for absolute or relative time can be
    specified using the Parameter DefaultValue model. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="GelML.SelectSubstance.TimeParameterType"> </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.SelectSubstance.TimePointType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> A single time point. Note: values for absolute or relative time can be
    specified using the Parameter DefaultValue model. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="GelML.SelectSubstance.TimeParameterType"> </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.SelectSubstance.TimeParameterType" abstract="true">
  <xsd:annotation>
   <xsd:documentation> Abstract superclass representing Duration and TimePoints.
   </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Common.Protocol.ParameterType"> </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.SelectSubstance.ConcentrationType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> The Concentration of a substance. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Common.Protocol.ParameterType"> </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.SelectSubstance.MassType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> The mass of a substance. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Common.Protocol.ParameterType"> </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.Gel2DProtocol.Gel2DType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> Gel2D is the material produced from a Gel2DApplication representing the
    combination of the two gel substrates and the proteins that have been separated.
   </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="GelML.Gel.ElectrophoresedGelType"> </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.Gel2DProtocol.Gel2DProtocolType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> A protocol describing the procedure of 2D gel electrophoresis.
   </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Common.Protocol.ProtocolType">
    <xsd:sequence>
     <xsd:element ref="SampleLoadingAction" minOccurs="1" maxOccurs="unbounded"/>
     <xsd:element ref="FirstDimensionAction" minOccurs="1" maxOccurs="1"/>
     <xsd:element ref="SecondDimensionAction" minOccurs="1" maxOccurs="1"/>
     <xsd:element ref="InterDimensionAction" minOccurs="0" maxOccurs="unbounded"/>
     <xsd:element ref="DetectionAction" minOccurs="0" maxOccurs="unbounded"/>
    </xsd:sequence>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.Gel2DProtocol.Gel2DApplicationType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> Gel2DApplication is the application of a Gel2DProtocol. An instance of
    Gel2DApplication should reference SampleLoadingApplication, ElectrophoresisApplication,
    DetectionApplications and GenericProtocolApplication as its sub-steps, as defined by the
    referenced Gel2DProtocol. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Common.Protocol.ProtocolApplicationType">
    <xsd:sequence>     
     <xsd:element name="inputFirstDimension" minOccurs="1" maxOccurs="1">
      <xsd:annotation>
       <xsd:documentation> Reference to the Gel on which the first dimension separation is
        performed. </xsd:documentation>
      </xsd:annotation>
      <xsd:complexType>
       <xsd:sequence>
        <xsd:element ref="Gel" minOccurs="1" maxOccurs="1"/>
       </xsd:sequence>
      </xsd:complexType>
     </xsd:element>
     <xsd:element name="inputSecondDimension" minOccurs="1" maxOccurs="1">
      <xsd:annotation>
       <xsd:documentation> Reference to the Gel on which the second dimension separation is
        performed. </xsd:documentation>
      </xsd:annotation>
      <xsd:complexType>
       <xsd:sequence>
        <xsd:element ref="Gel" minOccurs="1" maxOccurs="1"/>
       </xsd:sequence>
      </xsd:complexType>
     </xsd:element>
     <xsd:element name="output">
      <xsd:complexType>
       <xsd:sequence>
        <xsd:element ref="Gel2D" minOccurs="1" maxOccurs="1"/>
       </xsd:sequence>
      </xsd:complexType>      
     </xsd:element>
     <xsd:element name="ChildProtocolApplications">
      <xsd:complexType>
       <xsd:sequence>
        <xsd:element ref="SampleLoadingApplication" maxOccurs="unbounded"/>
        <xsd:element ref="ElectrophoresisApplication" minOccurs="2" maxOccurs="2"/>
        <xsd:element ref="DetectionApplication" minOccurs="0" maxOccurs="unbounded"/>
       </xsd:sequence>
      </xsd:complexType>
     </xsd:element>     
    </xsd:sequence>
    <xsd:attribute name="Gel2DProtocol_ref" use="required" type="xsd:string">
     <xsd:annotation>
      <xsd:documentation>
       <p> The Gel2DProtocol that has been run. </p>
      </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.Electrophoresis.ElectrophoresisApplicationType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> An application of the referenced ElectrophoresisProtocol.
   </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Common.Protocol.ProtocolApplicationType">
    <xsd:attribute name="ElectrophoresisProtocol_ref" use="required" type="xsd:string">
     <xsd:annotation>
      <xsd:documentation>
       <p> The ElectrophoresisProtocol that is applied. </p>
      </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
    <xsd:attribute name="Gel_ref" use="required" type="xsd:string">
     <xsd:annotation>
      <xsd:documentation>
       <p> The Gel on which Electrophoresis takes place. The referenced gels must be one of the gels
        associated as inputs to Gel1DApplication, Gel2DApplication or OtherGelApplication. </p>
      </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.Detection.DetectionApplicationType" abstract="true">
  <xsd:annotation>
   <xsd:documentation> Abstract superclass to represent applications of a DetectionProtocol. Its
    subclasses DirectDetection and IndirectDetection capture the application of the procedure. If
    two stainings are done, the destaining should be the first stage of the second staining process,
    as represented in the DetectionProtocol. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Common.Protocol.ProtocolApplicationType">
    <xsd:attribute name="DetectionProtocol_ref" use="required" type="xsd:string">
     <xsd:annotation>
      <xsd:documentation>
       <p> The DetectionProtocol that has been run. </p>
      </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.Gel2DProtocol.FirstDimensionActionType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> An action to represent the order of the referenced ElectrophoresisProtocol,
    with respect to other Actions performed within this parent protocol. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Common.Protocol.ActionType">
    <xsd:attribute name="ElectrophoresisProtocol_ref" use="required" type="xsd:string">
     <xsd:annotation>
      <xsd:documentation>
       <p> The ElectrophoresisProtocol performed in the first dimension. </p>
      </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.Gel2DProtocol.SecondDimensionActionType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> An action to represent the order of the referenced ElectrophoresisProtocol,
    with respect to other Actions performed within this parent protocol. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Common.Protocol.ActionType">
    <xsd:attribute name="ElectrophoresisProtocol_ref" use="required" type="xsd:string">
     <xsd:annotation>
      <xsd:documentation>
       <p> The ElectrophoresisProtocol performed in the second dimension. </p>
      </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.Gel2DProtocol.DetectionActionType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> An action to represent the order of the referenced DetectionProtocol, with
    respect to other Actions performed within this parent protocol. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Common.Protocol.ActionType">
    <xsd:sequence>
     <xsd:element name="dimension" type="xsd:int" minOccurs="0" maxOccurs="1"/>
    </xsd:sequence>
    <xsd:attribute name="DetectionProtocol_ref" use="required" type="xsd:string">
     <xsd:annotation>
      <xsd:documentation>
       <p> The DetectionProtocol referenced from this Action. </p>
      </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.Gel1DProtocol.Gel1DType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> Gel1D is the material produced from a Gel1DApplication representing the
    combination of the gel substrate with the proteins that have been separated. Gel1D should be
    referenced by a DetectionApplication to describe any detection agents that have been applied.
   </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="GelML.Gel.ElectrophoresedGelType"> </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.Gel1DProtocol.Gel1DApplicationType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> The application of a Gel1DProtocol. Gel1DApplication should reference (via
    ActionApplication) SampleLoadingApplication, ElectrophoresisApplication and DetectionApplication
    matching the structure of the referenced Gel1DProtocol. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Common.Protocol.ProtocolApplicationType">
    <xsd:sequence>
     <xsd:element name="inputGel" minOccurs="1" maxOccurs="1">
      <xsd:annotation>
       <xsd:documentation> The gel material on which this Gel1DProtocol acts. </xsd:documentation>
      </xsd:annotation>
      <xsd:complexType>
       <xsd:sequence>
        <xsd:element ref="Gel" minOccurs="1" maxOccurs="1"/>
       </xsd:sequence>
      </xsd:complexType>
     </xsd:element>
     <xsd:element name="output">
      <xsd:complexType>
       <xsd:sequence>
        <xsd:element ref="Gel1D" minOccurs="1" maxOccurs="1"/>
       </xsd:sequence>
      </xsd:complexType>      
     </xsd:element>
     <xsd:element name="ChildProtocolApplications">
      <xsd:complexType>
       <xsd:sequence>
        <xsd:element ref="SampleLoadingApplication" maxOccurs="unbounded"/>
        <xsd:element ref="ElectrophoresisApplication"/>
        <xsd:element ref="DetectionApplication" maxOccurs="unbounded"/>
       </xsd:sequence>
      </xsd:complexType>
     </xsd:element>     
    </xsd:sequence>
    <xsd:attribute name="Gel1DProtocol_ref" use="required" type="xsd:string">
     <xsd:annotation>
      <xsd:documentation>
       <p> The protocol used in this Gel1DProtocolApplication. </p>
      </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.Gel1DProtocol.Gel1DProtocolType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> A protocol describing the procedure of 1D gel electrophoresis.
   </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Common.Protocol.ProtocolType">
    <xsd:sequence>
     <xsd:element ref="SampleLoadingAction" minOccurs="1" maxOccurs="unbounded"/>
     <xsd:element ref="ElectrophoresisAction" minOccurs="1" maxOccurs="1"/>
     <xsd:element ref="DetectionAction" minOccurs="0" maxOccurs="unbounded"/>
    </xsd:sequence>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.Detection.DetectionMediumType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> The medium on which proteins are detected in processes such as
    autoradiography (example photographic film). The type of material should be captured by the
    inherited MaterialType association. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Bio.Material.MaterialType"> </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.Detection.DetectionProtocolType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> The process by which proteins are to be detected on a gel, either by a direct
    process e.g. staining or by an indirect process e.g. Western blot. The type of protocol should
    be specified using the types association inherited from Protocol </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Common.Protocol.ProtocolType">
    <xsd:sequence>
     <xsd:element name="protocolText" type="xsd:string">
      <xsd:annotation>
       <xsd:documentation> The text of the detection protocol. </xsd:documentation>
      </xsd:annotation>
     </xsd:element>
     <xsd:element name="DetectionAgent" maxOccurs="unbounded" type="ParamType"/>     
     <xsd:element name="detectionEquipment" minOccurs="0" maxOccurs="unbounded">
      <xsd:annotation>
       <xsd:documentation> Any equipment used in the DetectionProtocol. </xsd:documentation>
      </xsd:annotation>
      <xsd:complexType>
       <xsd:attribute name="GenericEquipment_ref" use="required" type="xsd:string"/>
      </xsd:complexType>
     </xsd:element>
     <xsd:element ref="AddBufferAction" minOccurs="0" maxOccurs="unbounded"/>
    </xsd:sequence>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.Detection.DirectDetectionType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> DirectDetection represents the application of a DetectionProtocol in which a
    detection agent (stain or label) is applied directly to a gel. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="GelML.Detection.DetectionApplicationType"> </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.Detection.IndirectDetectionType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> IndirectDetection represents the application of a DetectionProtocol in which
    a detection agent (stain or label) is applied to a TransferMedium (e.g. a membrane) following
    proteins being transfered from a gel. Subsequently, the proteins may be detected on a
    DetectionMedium, such as photographic film. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="GelML.Detection.DetectionApplicationType">
    <xsd:sequence>
     <xsd:element ref="TransferMedium" minOccurs="1" maxOccurs="1"/>
     <xsd:element ref="DetectionMedium" minOccurs="0" maxOccurs="1"/>
    </xsd:sequence>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.Detection.TransferMediumType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> The medium proteins are transfered to during Indirect detection of proteins,
    such as the membrane in a Western blot. The type of material should be captured by the inherited
    MaterialType association. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Bio.Material.MaterialType"> </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.Electrophoresis.ElectrophoresisActionType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> A reference to the ElectrophoreisProtocol performed within the parent
    protocol. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Common.Protocol.ActionType">
    <xsd:attribute name="ElectrophoresisProtocol_ref" use="required" type="xsd:string">
     <xsd:annotation>
      <xsd:documentation>
       <p> A reference to the ElectrophoresisProtocol </p>
      </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
  <xsd:complexType name="GelML.Electrophoresis.ElectrophoresisProtocolType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> A protocol for capturing the details of electrophoresis. The running
    conditions applied to the gel should be given in terms of voltages versus time/kilovolt hours,
    (or appropriate measurements) and temperature. The voltage mode profile (eg. step and hold, or
    gradient) should be given as ontology terms on ElectricalParameter. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Common.Protocol.ProtocolType">
    <xsd:sequence>   
     <xsd:element name="protocolText" type="xsd:string"/>
     <xsd:element ref="AddBufferAction" minOccurs="0" maxOccurs="unbounded"/>
     <xsd:element name="electrophoresisEquipment" minOccurs="0" maxOccurs="unbounded">
      <xsd:annotation>
       <xsd:documentation> Any equipment used during electrophoresis, such as gel tanks or power
        packs. </xsd:documentation>
      </xsd:annotation>
      <xsd:complexType>
       <xsd:attribute name="GenericEquipment_ref" use="required" type="xsd:string"/>
      </xsd:complexType>
     </xsd:element>
    </xsd:sequence>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.Electrophoresis.TemperatureType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> Temperature parameter. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Common.Protocol.ParameterType"> </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.Electrophoresis.AddBufferActionType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> An action to represent the use of buffers in the Protocol by reference to a
    SubstanceMixtureProtocol that represents the buffer and optionally the method of producing the
    buffer. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Common.Protocol.ActionType">
    <xsd:attribute name="SubstanceMixtureProtocol_ref" use="required" type="xsd:string">
     <xsd:annotation>
      <xsd:documentation>
       <p> The specification of the buffer and its components. </p>
      </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.Excision.BoundaryChainType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> A boundary chain is a notation for specifying an arbitrarily shaped location
    on an image. A starting point is given (startXCoordinate and startYCoordinate) and a set of
    directional steps. See chainCode documentation for this encoding. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="GelML.Excision.FeatureLocationType">
    <xsd:attribute name="startXCoordinate" use="required" type="xsd:int">
     <xsd:annotation>
      <xsd:documentation> The x-coordinate of the starting position of the chain code.
      </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
    <xsd:attribute name="startYCoordinate" use="required" type="xsd:int">
     <xsd:annotation>
      <xsd:documentation> The y-coordinate of the starting position of the chain code.
      </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
    <xsd:attribute name="chainCode" use="required" type="xsd:integer">
     <xsd:annotation>
      <xsd:documentation> A chain code denotes the shape of feature using directional steps of one
       pixel, starting from the specified X and Y coordinates. Each step is encoded using the
       following convention: 0 = E; 1 = NE; 2 = N; 3 = NW; 4 = W; 5 = SW; 6 = S; 7 = SE; See the
       specification document for a diagram. In-house representations of GelML are free to use a
       compression algorithm over the chain code, such as run length encoding, but for data exchange
       the code should be uncompressed as shown in the example (since entire data files can be
       compressed using Zip or Gz for data transfer). Note: In XML Schema, the chainCode is
       represented as an xs:integer, which covers the infinite set of integers. Care should be taken
       when mapping to other platforms, such as Java, i.e. this will not map to a Java Integer.
      </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.Excision.CircleType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> Circle is for defining a circular location on an image. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="GelML.Excision.FeatureLocationType">
    <xsd:attribute name="pixelRadius" use="required" type="xsd:int">
     <xsd:annotation>
      <xsd:documentation> Radius of the Circle in pixels. </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.Excision.ExcisedSampleType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> A sample excised from a gel. These materials can be referenced by formats
    modelling other techniques, such as mass spectrometry. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Bio.Material.MaterialType">
    <xsd:attribute name="GelLocation_ref" use="required" type="xsd:string">
     <xsd:annotation>
      <xsd:documentation>
       <p> A reference to the location that this sample was excised from. </p>
      </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.Excision.ExcisionApplicationType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> The Application of a protocol that describes the excision of locations on
    gels. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Common.Protocol.ProtocolApplicationType">
    <xsd:sequence>
     <xsd:element name="inputImageLocations" minOccurs="0" maxOccurs="1">
      <xsd:annotation>
       <xsd:documentation> The set of locations on an image of a gel. </xsd:documentation>
      </xsd:annotation>
      <xsd:complexType>
       <xsd:sequence>
        <xsd:element ref="LocationSet" minOccurs="1" maxOccurs="1"/>
       </xsd:sequence>
      </xsd:complexType>
     </xsd:element>
     <xsd:element ref="ExcisedSample" minOccurs="0" maxOccurs="unbounded"/>
     <xsd:element name="inputGelLocations" minOccurs="0" maxOccurs="1">
      <xsd:annotation>
       <xsd:documentation> The set of locations on a gel as determined by, for instance, a robotic
        spot picker at runtime. </xsd:documentation>
      </xsd:annotation>
      <xsd:complexType>
       <xsd:sequence>
        <xsd:element ref="LocationSet" minOccurs="1" maxOccurs="1"/>
       </xsd:sequence>
      </xsd:complexType>
     </xsd:element>
    </xsd:sequence>
    <xsd:attribute name="ElectrophoresedGel_ref" use="required" type="xsd:string">
     <xsd:annotation>
      <xsd:documentation>
       <p> The ElectrophoresedGel from which locations are excised. </p>
      </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
    <xsd:attribute name="GenericProtocol_ref" use="required" type="xsd:string">
     <xsd:annotation>
      <xsd:documentation>
       <p> The Protocol applied for excision. Note that equipment and software used should be
        provided using the associations from GenericProtocol to GenericEquipment and
        GenericSoftware. </p>
      </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.Excision.FeatureLocationType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> Abstract superclass representing the different types of method that could be
    used to identify a location. </xsd:documentation>
  </xsd:annotation>
  <xsd:attribute name="centroidX" type="xsd:int">
   <xsd:annotation>
    <xsd:documentation> The centroid position on the x-axis of the image. </xsd:documentation>
   </xsd:annotation>
  </xsd:attribute>
  <xsd:attribute name="centroidY" type="xsd:int">
   <xsd:annotation>
    <xsd:documentation> The centroid position on the y-axis of the image. </xsd:documentation>
   </xsd:annotation>
  </xsd:attribute>
 </xsd:complexType>
 <xsd:complexType name="GelML.Excision.GelLocationType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> A single location on a gel. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Common.IdentifiableType">
    <xsd:sequence>
     <xsd:element ref="LocationMeasure" minOccurs="0" maxOccurs="unbounded"/>
     <xsd:element ref="FeatureLocation" minOccurs="0" maxOccurs="1"/>
     <xsd:element name="mappedLocation" minOccurs="0" maxOccurs="1">
      <xsd:annotation>
       <xsd:documentation> This is for mapping a Location from one set to another, for example for
        mapping a gel coordinate to an image coordinate for a robotic spot picker.
       </xsd:documentation>
      </xsd:annotation>
      <xsd:complexType>
       <xsd:attribute name="GelLocation_ref" use="required" type="xsd:string"/>
      </xsd:complexType>
     </xsd:element>
    </xsd:sequence>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.Excision.LocationMeasureType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> A measured value, property or annotation about a GelLocation, such as
    predicted MW or pI. </xsd:documentation>
  </xsd:annotation>
  <xsd:sequence>
   <xsd:element name="evidence" minOccurs="0" maxOccurs="1" type="ParamType">
    <xsd:annotation>
     <xsd:documentation> The evidence for this measure, such as molecular weight markers, mass
      spectrometry etc. </xsd:documentation>
    </xsd:annotation>
   </xsd:element>
   <xsd:group ref="MeasurementGroup"/>
  </xsd:sequence>
 </xsd:complexType>
 <xsd:complexType name="GelML.Excision.LocationSetType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> LocationSet represents a set of locations on a gel image.
   </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Bio.Data.InternalDataType">
    <xsd:sequence>
     <xsd:element ref="GelLocation" minOccurs="0" maxOccurs="unbounded"/>
     <xsd:element name="locationEvidence" minOccurs="0" maxOccurs="1">
      <xsd:annotation>
       <xsd:documentation> The evidence or source file for this location set. The referenced file
        should be in the GelInfoML format when it is finalised. </xsd:documentation>
      </xsd:annotation>
      <xsd:complexType>
       <xsd:attribute name="ExternalData_ref" use="required" type="xsd:string"/>
      </xsd:complexType>
     </xsd:element>
     <xsd:element name="setType" minOccurs="0" maxOccurs="1">
      <xsd:annotation>
       <xsd:documentation> The type of LocationSet e.g. ImageSet, GelSet. </xsd:documentation>
      </xsd:annotation>
      <xsd:complexType>
       <xsd:sequence>
        <xsd:element ref="cvParam"/>
       </xsd:sequence>
      </xsd:complexType>
     </xsd:element>
    </xsd:sequence>
    <xsd:attribute name="GelLane_ref" type="xsd:string">
     <xsd:annotation>
      <xsd:documentation>
       <p> A reference to the lane of a gel from which locations are being excised. A gel lane
        should only be supplied if appropriate, e.g. if this is a Gel1D. </p>
      </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
    <xsd:attribute name="Image_ref" type="xsd:string">
     <xsd:annotation>
      <xsd:documentation>
       <p> The image of a gel that these locations refer to. </p>
      </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.Excision.RectangleType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> Rectangle is for defining a rectangular location on an image. The X/Y
    coordinates correspond with the upper left corner of the rectangle. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="GelML.Excision.FeatureLocationType">
    <xsd:attribute name="xCoordinate" use="required" type="xsd:int">
     <xsd:annotation>
      <xsd:documentation> The X-Coordinate of the upper left corner of the rectangle.
      </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
    <xsd:attribute name="yCoordinate" use="required" type="xsd:int">
     <xsd:annotation>
      <xsd:documentation> The Y-Coordinate of the upper left corner of the rectangle.
      </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
    <xsd:attribute name="pixelXSize" use="required" type="xsd:int">
     <xsd:annotation>
      <xsd:documentation> The size of the rectangle along the X axis. </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
    <xsd:attribute name="pixelYSize" use="required" type="xsd:int">
     <xsd:annotation>
      <xsd:documentation> The size of the rectangle along the Y axis. </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.Excision.BoundaryPointSetType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> A set of boundary points defining a location on a gel. The BoundaryPoints are
    inclusive i.e. each point defines the boundary and part of the location. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="GelML.Excision.FeatureLocationType">
    <xsd:sequence>
     <xsd:element ref="Point" minOccurs="1" maxOccurs="unbounded"/>
    </xsd:sequence>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.Excision.PointType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> A single boundary point used in a BoundaryPointSet. </xsd:documentation>
  </xsd:annotation>
  <xsd:attribute name="xCoordinate" use="required" type="xsd:int">
   <xsd:annotation>
    <xsd:documentation> x-coordinate of the boundary point. </xsd:documentation>
   </xsd:annotation>
  </xsd:attribute>
  <xsd:attribute name="yCoordinate" use="required" type="xsd:int">
   <xsd:annotation>
    <xsd:documentation> y-coordinate of the boundary point. </xsd:documentation>
   </xsd:annotation>
  </xsd:attribute>
 </xsd:complexType>
 <xsd:complexType name="GelML.Gel.ElectrophoresedGelType" abstract="true">
  <xsd:annotation>
   <xsd:documentation> Abstract superclass for describing gels following electrophoresis.
   </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Bio.Material.MaterialType">
    <xsd:sequence>
     <xsd:element name="gelLaneReference" minOccurs="0" maxOccurs="unbounded">
      <xsd:annotation>
       <xsd:documentation> A reference to the GelLanes defined as part of the Gel substrate that
        this ElectrophoresedGel came from. </xsd:documentation>
      </xsd:annotation>
      <xsd:complexType>
       <xsd:attribute name="GelLane_ref" use="required" type="xsd:string"/>
      </xsd:complexType>
     </xsd:element>
     <xsd:element ref="SeparationRange" minOccurs="0" maxOccurs="unbounded"/>
    </xsd:sequence>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.Gel.GelType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> The gel matrix used in any dimension of an electrophoresis assay.
   </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Bio.Material.MaterialType">
    <xsd:sequence>
     <xsd:element name="gelType" minOccurs="0" type="ParamType">
      <xsd:annotation>
       <xsd:documentation>The type of Gel using a term from a controlled vocabulary</xsd:documentation>
      </xsd:annotation>
     </xsd:element>     
     <xsd:element ref="GelLane" minOccurs="0" maxOccurs="unbounded"/>
     <xsd:element name="componentGels" minOccurs="0" maxOccurs="1">
      <xsd:annotation>
       <xsd:documentation> The association can specify component gels, for example to represent a
        stacking gel. </xsd:documentation>
      </xsd:annotation>
      <xsd:complexType>
       <xsd:sequence>
        <xsd:element ref="Gel" minOccurs="1" maxOccurs="unbounded"/>
       </xsd:sequence>
      </xsd:complexType>
     </xsd:element>
     <xsd:element name="percentAcrylamide" minOccurs="0" maxOccurs="1">
      <xsd:annotation>
       <xsd:documentation> The percentage acrylamide in the gel. </xsd:documentation>
      </xsd:annotation>
      <xsd:complexType>
       <xsd:sequence>
        <xsd:group ref="MeasurementGroup"/>
       </xsd:sequence>
      </xsd:complexType>
     </xsd:element>
     <xsd:element ref="AcrylamideToCrossLinker" minOccurs="0" maxOccurs="1"/>
     <xsd:element name="otherGelConstituents" minOccurs="0" maxOccurs="unbounded">
      <xsd:annotation>
       <xsd:documentation> Other constituents of the gel (not specified elsewhere) with
        measurements, such as the concentration of SDS. </xsd:documentation>
      </xsd:annotation>
      <xsd:complexType>
       <xsd:attribute name="GenericMaterial_ref" use="required" type="xsd:string"/>
      </xsd:complexType>
     </xsd:element>
     <xsd:element name="model" minOccurs="0" maxOccurs="1" type="ParamType">
      <xsd:annotation>
       <xsd:documentation> The model number of the gel. If no suitable CV of model numbers exist,
        the model number is encoded as the term and as the termAccession. The OntologySource is the
        URI of the company producing the gel. </xsd:documentation>
      </xsd:annotation>
     </xsd:element>
     <xsd:element ref="Dimensions" minOccurs="0" maxOccurs="1"/>
    </xsd:sequence>
    <xsd:attribute name="separationDimension" type="xsd:int">
     <xsd:annotation>
      <xsd:documentation> The dimension this gel separates in e.g. for 2D electrophoresis, one Gel
       separationDimension = 1, other Gel separationDimension = 2. </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
    <xsd:attribute name="batchNumber" type="xsd:string">
     <xsd:annotation>
      <xsd:documentation> The manufacturer's batch number for the gel. </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.Gel.GelLaneType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> A lane on a gel. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Bio.Material.MaterialType">
    <xsd:attribute name="laneNumber" use="required" type="xsd:int">
     <xsd:annotation>
      <xsd:documentation> The lane number with respect to the parent gel. </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.Gel.GelManufactureApplicationType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> The application of a protocol that defines how a gel was produced.
   </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Common.Protocol.ProtocolApplicationType">
    <xsd:sequence>
     <xsd:element name="productGel" minOccurs="1" maxOccurs="1">
      <xsd:annotation>
       <xsd:documentation> The gel produced by the GelManufactureApplication. </xsd:documentation>
      </xsd:annotation>
      <xsd:complexType>
       <xsd:attribute name="Gel_ref" use="required" type="xsd:string"/>
      </xsd:complexType>
     </xsd:element>
     <xsd:element ref="GenericMaterialMeasurement" minOccurs="0" maxOccurs="unbounded"/>
    </xsd:sequence>
    <xsd:attribute name="GenericProtocol_ref" use="required" type="xsd:string">
     <xsd:annotation>
      <xsd:documentation>
       <p> The protocol applied in the GelManufactureApplication. </p>
      </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.Gel.DimensionsType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> The measurements must be in the form of the Cartesian Coordinate system
    (x,y,z). According to the standard image orientation described in section 7.1.6 of the MIAPE
    document x represents the distance from the anode (+) to the cathode (-). For example in an IPG
    strip x = the strip length, for a standard slab gel, x = the width and z = the matrix depth. All
    dimensions should be given in milimetres. </xsd:documentation>
  </xsd:annotation>
  <xsd:sequence>
   <xsd:element name="x" type="FuGE.Common.Ontology.PropertyValue">
    <xsd:annotation>
     <xsd:documentation> The x axis represents the distance from the anode (+) to the cathode (-).
     </xsd:documentation>
    </xsd:annotation>
   </xsd:element>
   <xsd:element name="y" type="FuGE.Common.Ontology.PropertyValue">
    <xsd:annotation>
     <xsd:documentation> The y axis is the matrix length.
     </xsd:documentation>
    </xsd:annotation>
   </xsd:element>
   <xsd:element name="z" type="FuGE.Common.Ontology.PropertyValue">
    <xsd:annotation>
     <xsd:documentation> The z axis dimensions is the matrix depth.
     </xsd:documentation>
    </xsd:annotation>
   </xsd:element>
  </xsd:sequence>  
 </xsd:complexType>
 <xsd:complexType name="GelML.Gel.SeparationRangeType" abstract="true">
  <xsd:annotation>
   <xsd:documentation> The separation range of the gel. This can use the RangeValue or ComplexValue
    specification. </xsd:documentation>
  </xsd:annotation>
  <xsd:sequence>
   <xsd:element name = "Range" type="FuGE.Common.Measurement.RangeType"  minOccurs="0" maxOccurs="1"/>
   <xsd:element name="rangeType" minOccurs="0" maxOccurs="1">
    <xsd:annotation>
     <xsd:documentation> The type of separation range, e.g. logarithmic, linear etc.
     </xsd:documentation>
    </xsd:annotation>
    <xsd:complexType>
     <xsd:sequence>
      <xsd:element ref="cvParam"/>
     </xsd:sequence>
    </xsd:complexType>
   </xsd:element>
  </xsd:sequence>
  <xsd:attribute name="dimension" use="required" type="xsd:int">
   <xsd:annotation>
    <xsd:documentation> The dimension separation that the range refers to. </xsd:documentation>
   </xsd:annotation>
  </xsd:attribute>
 </xsd:complexType>
 <xsd:complexType name="GelML.Gel.PHRangeType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> The estimated or known pH range of a gel that separates substances based on
    their isoelectric point. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="GelML.Gel.SeparationRangeType"> </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.Gel.MolWeightRangeType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> The estimated or known range of a gel that separates substances by their
    molecular weight. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="GelML.Gel.SeparationRangeType"> </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.Gel.OtherGelRangeType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> A gel range other than molecular weight or pH by which proteins are
    separated. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="GelML.Gel.SeparationRangeType">
    <xsd:sequence>
     <xsd:element name="separationType" minOccurs="1" maxOccurs="1">
      <xsd:annotation>
       <xsd:documentation> The type of separation performed i.e. the biophysical property that is
        separated on. </xsd:documentation>
      </xsd:annotation>
      <xsd:complexType>
       <xsd:sequence>
        <xsd:element ref="cvParam"/>
       </xsd:sequence>
      </xsd:complexType>
     </xsd:element>
    </xsd:sequence>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.Gel.AcrylamideToCrossLinkerType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> Describes the acrylamide:crosslinker ratio, where the crosslinker type is
    given by an ontology term (e.g. bisacrylamide). The values stored in the attributes can be
    represented as a simple ratio (e.g. 37.5:1) or as percentages out of 100 (97:3). If a monomer
    other than acrylamide has been used, this object should not be used and the components should be
    specified as additional substances. </xsd:documentation>
  </xsd:annotation>
  <xsd:sequence>
   <xsd:element name="crossLinkerType" minOccurs="1" maxOccurs="1" type="ParamType">
    <xsd:annotation>
     <xsd:documentation> The name of the crosslinker used in the gel. </xsd:documentation>
    </xsd:annotation>
   </xsd:element>
  </xsd:sequence>
  <xsd:attribute name="acrylamide" use="required" type="xsd:float">
   <xsd:annotation>
    <xsd:documentation> The ratio of acrylamide (i.e. value =97 if ratio is 97:3)
    </xsd:documentation>
   </xsd:annotation>
  </xsd:attribute>
  <xsd:attribute name="crossLinker" use="required" type="xsd:float">
   <xsd:annotation>
    <xsd:documentation> The ratio of crosslinker (i.e. value =3 if ratio is 97:3)
    </xsd:documentation>
   </xsd:annotation>
  </xsd:attribute>
 </xsd:complexType>
 <xsd:complexType name="GelML.SampleLoading.SampleLoadingActionType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> An action to represent the order of the referenced SampleLoadingProtocol,
    with respect to other Actions performed within this parent protocol. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Common.Protocol.ActionType">
    <xsd:attribute name="laneNumber" type="xsd:int">
     <xsd:annotation>
      <xsd:documentation> Optional lane number attribute for specifying the intended lane that this
       protocol should be applied to. </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
    <xsd:attribute name="dimension" type="xsd:int">
     <xsd:annotation>
      <xsd:documentation> The gel dimension that the referenced SampleLoadingProtocol refers to.
       Note, this is not required in the context of Gel1DProtocol. </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
    <xsd:attribute name="SampleLoadingProtocol_ref" use="required" type="xsd:string">
     <xsd:annotation>
      <xsd:documentation>
       <p> A reference to the SampleLoadingProtocol. </p>
      </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.SampleLoading.SampleLoadingApplicationType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> An application of the SampleLoadingProtocol. SampleLoadingApplication defines
    how a sample was loaded to a gel. To capture loading a first dimension gel onto a second
    dimension gel, GenericMaterialMeasurement should reference the first dimension gel and
    SampleLoadingApplication references the second dimension Gel (as LoadedGel).
   </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Common.Protocol.ProtocolApplicationType">
    <xsd:sequence>
     <xsd:element name="InputSample">
      <xsd:complexType>
       <xsd:sequence>
        <xsd:element ref="GenericMaterialMeasurement" maxOccurs="unbounded"/>
       </xsd:sequence>
      </xsd:complexType>
     </xsd:element>
    </xsd:sequence>
    <xsd:attribute name="SampleLoadingProtocol_ref" use="required" type="xsd:string">
     <xsd:annotation>
      <xsd:documentation>
       <p> The SampleLoadingProtocol that has been applied. </p>
      </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
    <xsd:attribute name="Gel_ref" use="required" type="xsd:string">
     <xsd:annotation>
      <xsd:documentation>
       <p> The gel onto which the sample was loaded. The gel must be an instance of Gel referenced
        from Gel1DApplication, Gel2DApplication or OtherGelApplication. </p>
      </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
    <xsd:attribute name="GelLane_ref" type="xsd:string">
     <xsd:annotation>
      <xsd:documentation>
       <p> The lane on which the sample was loaded. </p>
      </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.SampleLoading.SampleLoadingProtocolType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> A Protocol defining how samples are loaded onto a Gel or GelLanes.
   </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Common.Protocol.ProtocolType">
    <xsd:sequence>
     <xsd:element name="protocolText" type="xsd:string">
      <xsd:annotation>
       <xsd:documentation> The details of the SampleLoadingProtocol as free text.
       </xsd:documentation>
      </xsd:annotation>
     </xsd:element>
     <xsd:element name="loadingBuffer" minOccurs="0" maxOccurs="1">
      <xsd:annotation>
       <xsd:documentation> The loading buffer of the sample. </xsd:documentation>
      </xsd:annotation>
      <xsd:complexType>
       <xsd:sequence>        
        <xsd:element ref="AddBufferAction" minOccurs="1" maxOccurs="1"/>
       </xsd:sequence>
      </xsd:complexType>
     </xsd:element>
     <xsd:element ref="GenericParameter" minOccurs="0" maxOccurs="unbounded"/>
     <xsd:element name="sampleLoadingEquipment" minOccurs="0" maxOccurs="unbounded">
      <xsd:annotation>
       <xsd:documentation> Any equipment used in the SampleLoadingProtocol. </xsd:documentation>
      </xsd:annotation>
      <xsd:complexType>
       <xsd:attribute name="GenericEquipment_ref" use="required" type="xsd:string"/>
      </xsd:complexType>
     </xsd:element>
    </xsd:sequence>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.OtherGelProtocol.InterDimensionActionType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> The Action represent a reference to a Protocol for the stages that occur
    between electrophoresis over particular dimensions and an ordering of the reference with respect
    to other Actions performed within the parent Protocol. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Common.Protocol.ActionType">
    <xsd:attribute name="preDimension" type="xsd:int">
     <xsd:annotation>
      <xsd:documentation> The dimension that this procedure precedes. This attribute is not required
       for within a Gel2DProtocol as it is assumed that this specifies a Protocol prior to dimension
       2. </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
    <xsd:attribute name="GenericProtocol_ref" use="required" type="xsd:string">
     <xsd:annotation>
      <xsd:documentation>
       <p> A reference to the GenericProtocol performed between the dimensions specified. </p>
      </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.OtherGelProtocol.OtherGelType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> The Gel output from an OtherGelApplication representing the combination of
    gel substrates and proteins separated. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="GelML.Gel.ElectrophoresedGelType"> </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.OtherGelProtocol.OtherGelApplicationType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> OtherGelApplication is the application of an OtherGelProtocol. An instance of
    OtherApplication should reference (via ActionApplication) SampleLoadingApplication,
    ElectrophoresisApplication, DetectionApplication and GenericProtocolApplication as its
    sub-steps, as defined by the referenced OtherGelProtocol. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Common.Protocol.ProtocolApplicationType">
    <xsd:sequence>
     <xsd:element name="inputGels" minOccurs="1" maxOccurs="1">
      <xsd:annotation>
       <xsd:documentation> The gels on which separations are performed. </xsd:documentation>
      </xsd:annotation>
      <xsd:complexType>
       <xsd:sequence>
        <xsd:element ref="Gel" minOccurs="1" maxOccurs="unbounded"/>
       </xsd:sequence>
      </xsd:complexType>
     </xsd:element>
     <xsd:element name="output">
      <xsd:complexType>
       <xsd:sequence>
        <xsd:element ref="OtherGel" minOccurs="1" maxOccurs="unbounded"/>
       </xsd:sequence>
      </xsd:complexType>      
     </xsd:element>
     <xsd:element name="ChildProtocolApplications">
      <xsd:complexType>
       <xsd:sequence>
        <xsd:element ref="SampleLoadingApplication" maxOccurs="unbounded"/>
        <xsd:element ref="ElectrophoresisApplication"/>
        <xsd:element ref="DetectionApplication" maxOccurs="unbounded"/>
       </xsd:sequence>
      </xsd:complexType>
     </xsd:element>     
    </xsd:sequence>
    <xsd:attribute name="OtherGelProtocol_ref" use="required" type="xsd:string">
     <xsd:annotation>
      <xsd:documentation>
       <p> The OtherGelProtocol that is applied. </p>
      </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.OtherGelProtocol.OtherGelProtocolType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> A protocol for capturing experiments that cannot be represented by
    Gel1DProtocol or Gel2DProtocol. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Common.Protocol.ProtocolType">
    <xsd:sequence>
     <xsd:element ref="SampleLoadingAction" minOccurs="0" maxOccurs="unbounded"/>
     <xsd:element ref="DimensionAction" minOccurs="1" maxOccurs="unbounded"/>
     <xsd:element ref="InterDimensionAction" minOccurs="0" maxOccurs="unbounded"/>
     <xsd:element ref="DetectionAction" minOccurs="0" maxOccurs="unbounded"/>
    </xsd:sequence>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.OtherGelProtocol.DimensionActionType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> An action to represent the order of the referenced ElectrophoresisProtocol,
    with respect to other Actions performed within this parent protocol. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Common.Protocol.ActionType">
    <xsd:attribute name="dimension" type="xsd:int">
     <xsd:annotation>
      <xsd:documentation> The dimension that the referenced electrophoresis protocol occurs in.
      </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
    <xsd:attribute name="ElectrophoresisProtocol_ref" use="required" type="xsd:string">
     <xsd:annotation>
      <xsd:documentation>
       <p> The ElectrophoresisProtocol performed in this dimension. </p>
      </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.ImageAcquisition.ImageType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> A reference to an image file stored in an external location.
   </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Bio.Data.ExternalDataType">
    <xsd:sequence>
     <xsd:element name="channel" minOccurs="0" maxOccurs="1">
      <xsd:annotation>
       <xsd:documentation> The channel or wavelength at which the image was scanned.
       </xsd:documentation>
      </xsd:annotation>
      <xsd:complexType>
       <xsd:sequence>
        <xsd:group ref="MeasurementGroup"/>
       </xsd:sequence>
      </xsd:complexType>
     </xsd:element>
     <xsd:element name="resolution" minOccurs="0" maxOccurs="1">
      <xsd:annotation>
       <xsd:documentation> The value of the resolution of the Image. </xsd:documentation>
      </xsd:annotation>
      <xsd:complexType>
       <xsd:sequence>
        <xsd:group ref="MeasurementGroup"/>
       </xsd:sequence>
      </xsd:complexType>
     </xsd:element>
    </xsd:sequence>
    <xsd:attribute name="bitDepth" type="xsd:int">
     <xsd:annotation>
      <xsd:documentation> The image bit-depth e.g. 8 bit, 16 bit. </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
    <xsd:attribute name="dimensionX" type="xsd:int">
     <xsd:annotation>
      <xsd:documentation> The x-axis dimension of the image in pixels. </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
    <xsd:attribute name="dimensionY" type="xsd:int">
     <xsd:annotation>
      <xsd:documentation> The y-axis dimension of the image in pixels. </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.ImageAcquisition.ImageAcquisitionApplicationType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> An application of a protocol (GenericProtocol) describing the scanning of a
    material to produce an Image. In this context it is expected that the Material would be an
    ElectrophoresedGel, TransferMedium or DetectionMedium. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Common.Protocol.ProtocolApplicationType">
    <xsd:attribute name="Image_ref" use="required" type="xsd:string">
     <xsd:annotation>
      <xsd:documentation>
       <p> The Image produced from ImageAcquisitionApplication. </p>
      </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
    <xsd:attribute name="Material_ref" use="required" type="xsd:string">
     <xsd:annotation>
      <xsd:documentation>
       <p> The Input material to image acquisition. </p>
       <p> In a 1D Gel experiment, if the gel is scanned after electrophoresis, this should
        reference the Gel1D produced by Gel1DApplication. In a 2D Gel experiment, if the gel is
        scanned after electrophoresis, this should reference the Gel2D produced by Gel2DApplication.
        If an image is aquired of a TransferMedium or DetectionMedium, this should reference an
        instance that is referenced by IndirectDetection as OutputTransferMedium or
        OutputDetectionMedium. </p>
      </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
    <xsd:attribute name="ImageAcquisitionProtocol_ref" use="required" type="xsd:string">
     <xsd:annotation>
      <xsd:documentation>
       <p> The protocol describing this image acquisition procedure, such as scanning or
        photography. </p>
      </xsd:documentation>
     </xsd:annotation>
    </xsd:attribute>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.ImageAcquisition.ImageAcquisitionProtocolType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> A protocol describing image acquisition. </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Common.Protocol.ProtocolType">
    <xsd:sequence>
     <xsd:element name="protocolText" type="xsd:string">
      <xsd:annotation>
       <xsd:documentation> The details of the Protocol as free text.
       </xsd:documentation>
      </xsd:annotation>
     </xsd:element>
     <xsd:element name="equipment" minOccurs="1" maxOccurs="unbounded">
      <xsd:annotation>
       <xsd:documentation> The Equipment used for image acquisition. </xsd:documentation>
      </xsd:annotation>
      <xsd:complexType>
       <xsd:attribute name="GenericEquipment_ref" use="required" type="xsd:string"/>
      </xsd:complexType>
     </xsd:element>
     <xsd:element name="software" minOccurs="0" maxOccurs="unbounded">
      <xsd:annotation>
       <xsd:documentation> The software used for image acquisition. </xsd:documentation>
      </xsd:annotation>
      <xsd:complexType>
       <xsd:attribute name="GenericSoftware_ref" use="required" type="xsd:string"/>
      </xsd:complexType>
     </xsd:element>
     <xsd:element name="Steps" minOccurs="0" maxOccurs="1">
      <xsd:annotation>
       <xsd:documentation> Descriptions of calibration performed during image acquisition.
       </xsd:documentation>
      </xsd:annotation>
      <xsd:complexType>
       <xsd:sequence>
        <xsd:element ref="GenericAction" minOccurs="1" maxOccurs="unbounded"/>
       </xsd:sequence>
      </xsd:complexType>
     </xsd:element>
     <xsd:element ref="AutoCalibration" minOccurs="0" maxOccurs="1"/>
     <xsd:element ref="GenericParameter" minOccurs="0" maxOccurs="unbounded"/>
    </xsd:sequence>
   </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 <xsd:complexType name="GelML.ImageAcquisition.AutoCalibrationType" abstract="false">
  <xsd:annotation>
   <xsd:documentation> A parameter to represent whether auto-calibration was performed. This should
    use BooleanValue (subclass of Measurement). </xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
   <xsd:extension base="FuGE.Common.Protocol.ParameterType"> </xsd:extension>
  </xsd:complexContent>
 </xsd:complexType>
 
 
 <xsd:element name="GelML" type="GelML.GelMLRoot.GelMLType" abstract="false">
  
  <!-- keys and key refs relative to the root GelML element -->
  
  <xsd:unique name="PK_PROV">
   <xsd:selector xpath="./gelml:Provider/*"/>
   <xsd:field xpath="@id"/>
  </xsd:unique>
  
  <xsd:unique name="PK_Materials">
   <xsd:selector xpath="./gelml:GelMLMaterialCollection/*"/>
   <xsd:field xpath="@id"/>
  </xsd:unique>
  
  <xsd:unique name="PK_Data">
   <xsd:selector xpath="./gelml:GelMLDataCollection/*"/>
   <xsd:field xpath="@id"/>
  </xsd:unique>
  
  <!--  
  <xsd:unique name="PK_Protocols">
   <xsd:selector xpath="./gelml:GelMLProtocolCollection/*"/>
   <xsd:field xpath="@id"/>
  </xsd:unique>
  -->
  
  <xsd:unique name="PK_GenericProtocol">
   <xsd:selector xpath="./gelml:GelMLProtocolCollection/gelml:GenericProtocol"/>
   <xsd:field xpath="@id"/>
  </xsd:unique>
  
  <xsd:unique name="PK_DetectionProtocol">
   <xsd:selector xpath="./gelml:GelMLProtocolCollection/gelml:DetectionProtocol"/>
   <xsd:field xpath="@id"/>
  </xsd:unique>
  
  <xsd:unique name="PK_ImageAcquisitionProtocol">
   <xsd:selector xpath="./gelml:GelMLProtocolCollection/gelml:ImageAcquisitionProtocol"/>
   <xsd:field xpath="@id"/>
  </xsd:unique>
  
  <xsd:unique name="PK_SubstanceMixtureProtocol">
   <xsd:selector xpath="./gelml:GelMLProtocolCollection/gelml:SubstanceMixtureProtocol"/>
   <xsd:field xpath="@id"/>
  </xsd:unique>
  
  <xsd:unique name="PK_SampleLoadingProtocol">
   <xsd:selector xpath="./gelml:GelMLProtocolCollection/gelml:SampleLoadingProtocol"/>
   <xsd:field xpath="@id"/>
  </xsd:unique>
  
  <xsd:unique name="PK_ElectrophoresisProtocol">
   <xsd:selector xpath="./gelml:GelMLProtocolCollection/gelml:ElectrophoresisProtocol"/>
   <xsd:field xpath="@id"/>
  </xsd:unique>
  
  <xsd:unique name="PK_Gel2DProtocol">
   <xsd:selector xpath="./gelml:GelMLProtocolCollection/gelml:Gel2DProtocol"/>
   <xsd:field xpath="@id"/>
  </xsd:unique>
  
  <xsd:unique name="PK_Gel1DProtocol">
   <xsd:selector xpath="./gelml:GelMLProtocolCollection/gelml:Gel1DProtocol"/>
   <xsd:field xpath="@id"/>
  </xsd:unique>
  
  <xsd:unique name="PK_OtherGelProtocol">
   <xsd:selector xpath="./gelml:GelMLProtocolCollection/gelml:OtherGelProtocol"/>
   <xsd:field xpath="@id"/>
  </xsd:unique>
  
  <xsd:unique name="PK_GenericEquipment">
   <xsd:selector xpath="./gelml:GelMLProtocolCollection/gelml:GenericEquipment"/>
   <xsd:field xpath="@id"/>
  </xsd:unique>
  
  <xsd:unique name="PK_GenericSoftware">
   <xsd:selector xpath="./gelml:GelMLProtocolCollection/gelml:GenericSoftware"/>
   <xsd:field xpath="@id"/>
  </xsd:unique>

  <xsd:unique name="PK_Gel2DExperiment">
   <xsd:selector xpath="./gelml:Gel2DExperiment"/>
   <xsd:field xpath="@id"/>
  </xsd:unique>
  
  <xsd:unique name="PK_Gel1DExperiment">
   <xsd:selector xpath="./gelml:Gel1DExperiment"/>
   <xsd:field xpath="@id"/>
  </xsd:unique>
  
  <xsd:unique name="PK_OtherGelExperiment">
   <xsd:selector xpath="./gelml:OtherGelExperiment"/>
   <xsd:field xpath="@id"/>
  </xsd:unique>
  

  <xsd:unique name="PK_Audit">
   <xsd:selector xpath="./gelml:AuditCollection/*"/>
   <xsd:field xpath="@id"/>
  </xsd:unique>

  <xsd:unique name="PK_Gel2D_Gel">   
   <xsd:selector xpath="./gelml:Gel2DExperiment/gelml:Gel2DApplication/gelml:inputFirstDimension/*|./gelml:Gel2DExperiment/gelml:Gel2DApplication/gelml:inputSecondDimension/*"/>   
   <xsd:field xpath="@id"/>
  </xsd:unique>
  
  <xsd:unique name="PK_Gel1D_Gel">   
   <xsd:selector xpath="./gelml:Gel1DExperiment/gelml:Gel1DApplication/gelml:inputGel/*"/>   
   <xsd:field xpath="@id"/>
  </xsd:unique>
  
  <xsd:unique name="PK_OtherGel_Gel">   
   <xsd:selector xpath="./gelml:OtherGelExperiment/gelml:OtherGelApplication/gelml:inputGels/*"/>   
   <xsd:field xpath="@id"/>
  </xsd:unique>
  
  
  <xsd:unique name="PK_2DGelMaterials">
   <xsd:selector xpath="gelml:Gel2DExperiment/gelml:Gel2DApplication/gelml:output/gelml:Gel2D|gelml:Gel2DExperiment/gelml:Gel2DApplication/gelml:ChildProtocolApplications/gelml:IndirectDetection/gelml:TransferMedium|gelml:Gel2DExperiment/gelml:Gel2DApplication/gelml:ChildProtocolApplications/gelml:IndirectDetection/gelml:DetectionMedium"/>
   <xsd:field xpath="@id"/>
  </xsd:unique> 
  
  <xsd:unique name="PK_1DGelMaterials">
   <xsd:selector xpath="gelml:Gel1DExperiment/gelml:Gel1DApplication/gelml:output/gelml:Gel1D|gelml:Gel1DExperiment/gelml:Gel1DApplication/gelml:ChildProtocolApplications/gelml:IndirectDetection/gelml:TransferMedium|gelml:Gel1DExperiment/gelml:Gel1DApplication/gelml:ChildProtocolApplications/gelml:IndirectDetection/gelml:DetectionMedium"/>
   <xsd:field xpath="@id"/>
  </xsd:unique>
  
  <xsd:unique name="PK_OtherGelMaterials">
   <xsd:selector xpath="gelml:OtherGelExperiment/gelml:OtherGelApplication/gelml:output/gelml:OtherGel|gelml:OtherGelExperiment/gelml:OtherGelApplication/gelml:ChildProtocolApplications/gelml:IndirectDetection/gelml:TransferMedium|gelml:OtherGelExperiment/gelml:OtherGelApplication/gelml:ChildProtocolApplications/gelml:IndirectDetection/gelml:DetectionMedium"/>
   <xsd:field xpath="@id"/>
  </xsd:unique> 
  
  
  <xsd:unique name="PK_GelLocations">
   <xsd:selector xpath="gelml:Gel2DExperiment/gelml:ExcisionApplication/*/*/gelml:GelLocation"></xsd:selector>
   <xsd:field xpath="@id"></xsd:field>
  </xsd:unique>
  
  <xsd:unique name="PK_Gel1D_GelLocations">
   <xsd:selector xpath="gelml:Gel1DExperiment/gelml:ExcisionApplication/gelml:inputGelLocations/gelml:LocationSet/gelml:GelLocation"></xsd:selector>
   <xsd:field xpath="@id"></xsd:field>
  </xsd:unique>
  
  <xsd:unique name="PK_OtherGel_GelLocations">
   <xsd:selector xpath="gelml:OtherGelExperiment/gelml:ExcisionApplication/gelml:inputGelLocations/gelml:LocationSet/gelml:GelLocation"></xsd:selector>
   <xsd:field xpath="@id"></xsd:field>
  </xsd:unique>
  
  
  
  <xsd:unique name="PK_GelLanes">
   <xsd:selector xpath="./*/*/*/gelml:Gel/gelml:GelLane"></xsd:selector>
   <xsd:field xpath="@id"></xsd:field>
  </xsd:unique>
  
  <xsd:unique name="PK_CV">
   <xsd:selector xpath="gelml:cvList/gelml:cv"></xsd:selector>
   <xsd:field xpath="@id"></xsd:field>
  </xsd:unique>
  
  <xsd:keyref refer="gelml:PK_CV" name="FK_UnitCVlist1">
   <xsd:selector xpath="*"/>
   <xsd:field xpath="@unitCvRef"></xsd:field>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_CV" name="FK_UnitCVlist2">
   <xsd:selector xpath="*/*"/>
   <xsd:field xpath="@unitCvRef"></xsd:field>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_CV" name="FK_UnitCVlist3">
   <xsd:selector xpath="*/*/*"/>
   <xsd:field xpath="@unitCvRef"></xsd:field>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_CV" name="FK_UnitCVlist4">
   <xsd:selector xpath="*/*/*/*"/>
   <xsd:field xpath="@unitCvRef"></xsd:field>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_CV" name="FK_UnitCVlist5">
   <xsd:selector xpath="*/*/*/*/*"/>
   <xsd:field xpath="@unitCvRef"></xsd:field>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_CV" name="FK_UnitCVlist6">
   <xsd:selector xpath="*/*/*/*/*/*"/>
   <xsd:field xpath="@unitCvRef"></xsd:field>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_CV" name="FK_UnitCVlist7">
   <xsd:selector xpath="*/*/*/*/*/*/*"/>
   <xsd:field xpath="@unitCvRef"></xsd:field>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_CV" name="FK_UnitCVlist8">
   <xsd:selector xpath="*/*/*/*/*/*/*/*"/>
   <xsd:field xpath="@unitCvRef"></xsd:field>
  </xsd:keyref>
  
  <xsd:keyref refer="gelml:PK_CV" name="FK_CVlist1">
   <xsd:selector xpath="*"/>
   <xsd:field xpath="@cvRef"></xsd:field>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_CV" name="FK_CVlist2">
   <xsd:selector xpath="*/*"/>
   <xsd:field xpath="@cvRef"></xsd:field>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_CV" name="FK_CVlist3">
   <xsd:selector xpath="*/*/*"/>
   <xsd:field xpath="@cvRef"></xsd:field>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_CV" name="FK_CVlist4">
   <xsd:selector xpath="*/*/*/*"/>
   <xsd:field xpath="@cvRef"></xsd:field>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_CV" name="FK_CVlist5">
   <xsd:selector xpath="*/*/*/*/*"/>
   <xsd:field xpath="@cvRef"></xsd:field>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_CV" name="FK_CVlist6">
   <xsd:selector xpath="*/*/*/*/*/*"/>
   <xsd:field xpath="@cvRef"></xsd:field>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_CV" name="FK_CVlist7">
   <xsd:selector xpath="*/*/*/*/*/*/*"/>
   <xsd:field xpath="@cvRef"></xsd:field>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_CV" name="FK_CVlist8">
   <xsd:selector xpath="*/*/*/*/*/*/*/*"/>
   <xsd:field xpath="@cvRef"></xsd:field>
  </xsd:keyref>
  
  
  
  <xsd:keyref refer="gelml:PK_Audit" name="FK_PROV">
   <xsd:selector xpath="./gelml:Provider/gelml:ContactRole"></xsd:selector>
   <xsd:field xpath="@Contact_ref"></xsd:field>
  </xsd:keyref>
    <xsd:keyref refer="gelml:PK_Materials" name="FK_COMPONENTS">
   <xsd:selector xpath="./gelml:GelMLMaterialCollection/gelml:GenericMaterial/gelml:components"/>
   <xsd:field xpath="@GenericMaterial_ref"></xsd:field>
  </xsd:keyref>  
  <xsd:keyref refer="gelml:PK_GenericEquipment" name="FK_elecEquip">
   <xsd:selector xpath="gelml:GelMLProtocolCollection/gelml:ElectrophoresisProtocol/gelml:electrophoresisEquipment"/>
   <xsd:field xpath="@GenericEquipment_ref"/>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_GenericEquipment" name="FK_sampleEquip">
   <xsd:selector xpath="gelml:GelMLProtocolCollection/gelml:SampleLoadingProtocol/gelml:sampleLoadingEquipment"/>
   <xsd:field xpath="@GenericEquipment_ref"/>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_GenericEquipment" name="FK_detectEquip">
   <xsd:selector xpath="gelml:GelMLProtocolCollection/gelml:DetectionProtocol/gelml:detectionEquipment"/>
   <xsd:field xpath="@GenericEquipment_ref"/>
  </xsd:keyref>  
  <xsd:keyref refer="gelml:PK_SubstanceMixtureProtocol" name="FK_AddBufferAction">
   <xsd:selector xpath="gelml:GelMLProtocolCollection/*/gelml:AddBufferAction|gelml:GelMLProtocolCollection/*/*/gelml:AddBufferAction"/>
   <xsd:field xpath="@SubstanceMixtureProtocol_ref"/>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_SampleLoadingProtocol" name="FK_SampleLoadingAction">
   <xsd:selector xpath="gelml:GelMLProtocolCollection/gelml:Gel2DProtocol/gelml:SampleLoadingAction"/>
   <xsd:field xpath="@SampleLoadingProtocol_ref"/>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_ElectrophoresisProtocol" name="FK_FirstDimensionAction">
   <xsd:selector xpath="gelml:GelMLProtocolCollection/gelml:Gel2DProtocol/gelml:FirstDimensionAction"/>
   <xsd:field xpath="@ElectrophoresisProtocol_ref"/>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_ElectrophoresisProtocol" name="FK_SecondDimensionAction">
   <xsd:selector xpath="gelml:GelMLProtocolCollection/gelml:Gel2DProtocol/gelml:SecondDimensionAction"/>
   <xsd:field xpath="@ElectrophoresisProtocol_ref"/>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_GenericProtocol" name="FK_InterDimensionAction">
   <xsd:selector xpath="gelml:GelMLProtocolCollection/gelml:Gel2DProtocol/gelml:InterDimensionAction"/>
   <xsd:field xpath="@GenericProtocol_ref"/>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_DetectionProtocol" name="FK_DetectionAction">
   <xsd:selector xpath="gelml:GelMLProtocolCollection/gelml:Gel2DProtocol/gelml:DetectionAction"/>
   <xsd:field xpath="@DetectionProtocol_ref"/>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_GenericSoftware" name="FK_Protocol2Software">
   <xsd:selector xpath="gelml:GelMLProtocolCollection/gelml:GenericProtocol/gelml:software"/>
   <xsd:field xpath="@GenericSoftware_ref"/>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_GenericEquipment" name="FK_Protocol2Equipment">
   <xsd:selector xpath="gelml:GelMLProtocolCollection/gelml:GenericProtocol/gelml:equipment"/>
   <xsd:field xpath="@GenericEquipment_ref"/>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_Audit" name="FK_GEL2DCONTACT">
   <xsd:selector xpath="./gelml:Gel2DExperiment/gelml:ContactRole"></xsd:selector>
   <xsd:field xpath="@Contact_ref"></xsd:field>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_Audit" name="FK_GEL1DCONTACT">
   <xsd:selector xpath="./gelml:Gel1DExperiment/gelml:ContactRole"></xsd:selector>
   <xsd:field xpath="@Contact_ref"></xsd:field>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_Audit" name="FK_OTHERCONTACT">
   <xsd:selector xpath="./gelml:OtherGelExperiment/gelml:ContactRole"></xsd:selector>
   <xsd:field xpath="@Contact_ref"></xsd:field>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_GenericProtocol" name="FK_OtherInterDimensionAction">
   <xsd:selector xpath="gelml:GelMLProtocolCollection/gelml:OtherGelProtocol/gelml:InterDimensionAction"/>
   <xsd:field xpath="@GenericProtocol_ref"/>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_ElectrophoresisProtocol" name="FK_OtherDimensionAction">
   <xsd:selector xpath="gelml:GelMLProtocolCollection/gelml:OtherGelProtocol/gelml:DimensionAction"/>
   <xsd:field xpath="@ElectrophoresisProtocol_ref"/>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_Gel2DProtocol" name="FK_Gel2DProtocol">
   <xsd:selector xpath="gelml:Gel2DExperiment/gelml:Gel2DApplication"/>
   <xsd:field xpath="@Gel2DProtocol_ref"/>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_Gel1DProtocol" name="FK_Gel1DProtocol">
   <xsd:selector xpath="gelml:Gel1DExperiment/gelml:Gel1DApplication"/>
   <xsd:field xpath="@Gel1DProtocol_ref"/>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_OtherGelProtocol" name="FK_OtherGelProtocol">
   <xsd:selector xpath="gelml:OtherGelExperiment/gelml:OtherGelApplication"/>
   <xsd:field xpath="@OtherGelProtocol_ref"/>
  </xsd:keyref>  
  <xsd:keyref refer="gelml:PK_Audit" name="FK_GEL2D_1CONTACT">
   <xsd:selector xpath="./gelml:Gel2DExperiment/gelml:Gel2DApplication/gelml:inputFirstDimension/gelml:Gel/gelml:ContactRole"></xsd:selector>
   <xsd:field xpath="@Contact_ref"></xsd:field>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_Audit" name="FK_GEL2D_2CONTACT">
   <xsd:selector xpath="./gelml:Gel2DExperiment/gelml:Gel2DApplication/gelml:inputSecondDimension/gelml:Gel/gelml:ContactRole"></xsd:selector>
   <xsd:field xpath="@Contact_ref"></xsd:field>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_Materials" name="FK_GELCONSTIT">
   <xsd:selector xpath="./gelml:Gel2DExperiment/gelml:Gel2DApplication/gelml:inputFirstDimension/gelml:Gel/gelml:otherGelConstituents"/>
   <xsd:field xpath="@GenericMaterial_ref"></xsd:field>
  </xsd:keyref>  
  <xsd:keyref refer="gelml:PK_SampleLoadingProtocol" name="FK_Gel2DSampleLoad">
   <xsd:selector xpath="gelml:Gel2DExperiment/gelml:Gel2DApplication/gelml:ChildProtocolApplications/gelml:SampleLoadingApplication"/>
   <xsd:field xpath="@SampleLoadingProtocol_ref"/>
  </xsd:keyref>  
  <xsd:keyref refer="gelml:PK_Gel2D_Gel" name="FK_Gel2DGelLoad">
   <xsd:selector xpath="gelml:Gel2DExperiment/gelml:Gel2DApplication/gelml:ChildProtocolApplications/gelml:SampleLoadingApplication"/>
   <xsd:field xpath="@Gel_ref"/>
  </xsd:keyref> 
  <xsd:keyref refer="gelml:PK_Materials" name="FK_GEL2DINPUT">
   <xsd:selector xpath="./gelml:Gel2DExperiment/gelml:Gel2DApplication/gelml:ChildProtocolApplications/gelml:SampleLoadingApplication/gelml:InputSample/gelml:GenericMaterialMeasurement"/>
   <xsd:field xpath="@Material_ref"></xsd:field>
  </xsd:keyref>  
  <xsd:keyref refer="gelml:PK_ElectrophoresisProtocol" name="FK_Gel2DElect">
   <xsd:selector xpath="gelml:Gel2DExperiment/gelml:Gel2DApplication/gelml:ChildProtocolApplications/gelml:ElectrophoresisApplication"/>
   <xsd:field xpath="@ElectrophoresisProtocol_ref"/>
  </xsd:keyref>  
  <xsd:keyref refer="gelml:PK_Gel2D_Gel" name="FK_Gel2DGelElect">
   <xsd:selector xpath="gelml:Gel2DExperiment/gelml:Gel2DApplication/gelml:ChildProtocolApplications/gelml:ElectrophoresisApplication"/>
   <xsd:field xpath="@Gel_ref"/>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_DetectionProtocol" name="FK_Gel2DDDetect">
   <xsd:selector xpath="gelml:Gel2DExperiment/gelml:Gel2DApplication/gelml:ChildProtocolApplications/gelml:DirectDetection"/>
   <xsd:field xpath="@DetectionProtocol_ref"/>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_DetectionProtocol" name="FK_Gel2DInDetect">
   <xsd:selector xpath="gelml:Gel2DExperiment/gelml:Gel2DApplication/gelml:ChildProtocolApplications/gelml:IndirectDetection"/>
   <xsd:field xpath="@DetectionProtocol_ref"/>
  </xsd:keyref> 
  <xsd:keyref refer="gelml:PK_Data" name="FK_Gel2DImage">
   <xsd:selector xpath="gelml:Gel2DExperiment/gelml:ImageAcquisitionApplication"/>
   <xsd:field xpath="@Image_ref"/>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_GenericEquipment" name="FK_ImageProtocolEquipment">
   <xsd:selector xpath="gelml:GelMLProtocolCollection/gelml:ImageAcquisitionProtocol/gelml:equipment"/>
   <xsd:field xpath="@GenericEquipment_ref"/>
  </xsd:keyref> 
  <xsd:keyref refer="gelml:PK_ImageAcquisitionProtocol" name="FK_Gel2DImageProtocol">
   <xsd:selector xpath="gelml:Gel2DExperiment/gelml:ImageAcquisitionApplication"/>
   <xsd:field xpath="@ImageAcquisitionProtocol_ref"/>
  </xsd:keyref> 
  <xsd:keyref refer="gelml:PK_2DGelMaterials" name="FK_Gel2DImageMaterial">
   <xsd:selector xpath="gelml:Gel2DExperiment/gelml:ImageAcquisitionApplication"/>
   <xsd:field xpath="@Material_ref"></xsd:field>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_2DGelMaterials" name="FK_Gel2DExcised">
   <xsd:selector xpath="gelml:Gel2DExperiment/gelml:ExcisionApplication"/>
   <xsd:field xpath="@ElectrophoresedGel_ref"></xsd:field>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_GenericProtocol" name="FK_Gel2DExcisedProtocol">
   <xsd:selector xpath="gelml:Gel2DExperiment/gelml:ExcisionApplication"/>
   <xsd:field xpath="@GenericProtocol_ref"/>
  </xsd:keyref> 
  <xsd:keyref refer="gelml:PK_GelLocations" name="FK_Gel2DExcisedSample">
   <xsd:selector xpath="gelml:Gel2DExperiment/gelml:ExcisionApplication/gelml:ExcisedSample"/>
   <xsd:field xpath="@GelLocation_ref"/>
  </xsd:keyref> 
  
  <!-- Gel1D Key Refs -->
  
  <xsd:keyref refer="gelml:PK_Audit" name="FK_GEL1D_1CONTACT">
   <xsd:selector xpath="./gelml:Gel1DExperiment/gelml:Gel1DApplication/gelml:inputGel/gelml:Gel/gelml:ContactRole"></xsd:selector>
   <xsd:field xpath="@Contact_ref"></xsd:field>
  </xsd:keyref>

  <xsd:keyref refer="gelml:PK_Materials" name="FK_GEL1DCONSTIT">
   <xsd:selector xpath="./gelml:Gel1DExperiment/gelml:Gel1DApplication/gelml:inputGel/gelml:Gel/gelml:otherGelConstituents"/>
   <xsd:field xpath="@GenericMaterial_ref"></xsd:field>
  </xsd:keyref>  
  
  <xsd:keyref refer="gelml:PK_SampleLoadingProtocol" name="FK_Gel1DSampleLoad">
   <xsd:selector xpath="gelml:Gel1DExperiment/gelml:Gel1DApplication/gelml:ChildProtocolApplications/gelml:SampleLoadingApplication"/>
   <xsd:field xpath="@SampleLoadingProtocol_ref"/>
  </xsd:keyref>  
  <xsd:keyref refer="gelml:PK_Gel1D_Gel" name="FK_Gel1DGelLoad">
   <xsd:selector xpath="gelml:Gel1DExperiment/gelml:Gel1DApplication/gelml:ChildProtocolApplications/gelml:SampleLoadingApplication"/>
   <xsd:field xpath="@Gel_ref"/>
  </xsd:keyref> 
  <xsd:keyref refer="gelml:PK_Materials" name="FK_GEL1DINPUT">
   <xsd:selector xpath="./gelml:Gel1DExperiment/gelml:Gel1DApplication/gelml:ChildProtocolApplications/gelml:SampleLoadingApplication/gelml:InputSample/gelml:GenericMaterialMeasurement"/>
   <xsd:field xpath="@Material_ref"></xsd:field>
  </xsd:keyref>  
  <xsd:keyref refer="gelml:PK_ElectrophoresisProtocol" name="FK_Gel1DElect">
   <xsd:selector xpath="gelml:Gel1DExperiment/gelml:Gel1DApplication/gelml:ChildProtocolApplications/gelml:ElectrophoresisApplication"/>
   <xsd:field xpath="@ElectrophoresisProtocol_ref"/>
  </xsd:keyref>  
  <xsd:keyref refer="gelml:PK_Gel1D_Gel" name="FK_Gel1DGelElect">
   <xsd:selector xpath="gelml:Gel1DExperiment/gelml:Gel1DApplication/gelml:ChildProtocolApplications/gelml:ElectrophoresisApplication"/>
   <xsd:field xpath="@Gel_ref"/>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_DetectionProtocol" name="FK_Gel1DDDetect">
   <xsd:selector xpath="gelml:Gel1DExperiment/gelml:Gel1DApplication/gelml:ChildProtocolApplications/gelml:DirectDetection"/>
   <xsd:field xpath="@DetectionProtocol_ref"/>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_DetectionProtocol" name="FK_Gel1DInDetect">
   <xsd:selector xpath="gelml:Gel1DExperiment/gelml:Gel1DApplication/gelml:ChildProtocolApplications/gelml:IndirectDetection"/>
   <xsd:field xpath="@DetectionProtocol_ref"/>
  </xsd:keyref> 
  <xsd:keyref refer="gelml:PK_Data" name="FK_Gel1DImage">
   <xsd:selector xpath="gelml:Gel1DExperiment/gelml:ImageAcquisitionApplication"/>
   <xsd:field xpath="@Image_ref"/>
  </xsd:keyref> 
  <xsd:keyref refer="gelml:PK_ImageAcquisitionProtocol" name="FK_Gel1DImageProtocol">
   <xsd:selector xpath="gelml:Gel1DExperiment/gelml:ImageAcquisitionApplication"/>
   <xsd:field xpath="@ImageAcquisitionProtocol_ref"/>
  </xsd:keyref> 
  <xsd:keyref refer="gelml:PK_1DGelMaterials" name="FK_Gel1DImageMaterial">
   <xsd:selector xpath="gelml:Gel1DExperiment/gelml:ImageAcquisitionApplication"/>
   <xsd:field xpath="@Material_ref"></xsd:field>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_1DGelMaterials" name="FK_Gel1DExcised">
   <xsd:selector xpath="gelml:Gel1DExperiment/gelml:ExcisionApplication"/>
   <xsd:field xpath="@ElectrophoresedGel_ref"></xsd:field>
  </xsd:keyref> 
  <xsd:keyref refer="gelml:PK_GenericProtocol" name="FK_Gel1DExcisedProtocol">
   <xsd:selector xpath="gelml:Gel1DExperiment/gelml:ExcisionApplication"/>
   <xsd:field xpath="@GenericProtocol_ref"/>
  </xsd:keyref> 
  <xsd:keyref refer="gelml:PK_Gel1D_GelLocations" name="FK_Gel1DExcisedSample">
   <xsd:selector xpath="gelml:Gel1DExperiment/gelml:ExcisionApplication/gelml:ExcisedSample"/>
   <xsd:field xpath="@GelLocation_ref"/>
  </xsd:keyref> 
  <xsd:keyref refer="gelml:PK_GelLanes" name="FK_GEL_LANES">
   <xsd:selector xpath="./*/*/gelml:ChildProtocolApplications/gelml:SampleLoadingApplication"/>
   <xsd:field xpath="@GelLane_ref"></xsd:field>
  </xsd:keyref>  
  
  <!-- OtherGelType key refs -->
  
  <xsd:keyref refer="gelml:PK_Audit" name="FK_OtherGEL_CONTACT">
   <xsd:selector xpath="./gelml:OtherGelExperiment/gelml:OtherGelApplication/gelml:inputGels/gelml:Gel/gelml:ContactRole"></xsd:selector>
   <xsd:field xpath="@Contact_ref"></xsd:field>
  </xsd:keyref>

  
  <xsd:keyref refer="gelml:PK_Materials" name="FK_OtherGELCONSTIT">
   <xsd:selector xpath="./gelml:OtherGelExperiment/gelml:OtherGelApplication/gelml:inputGels/gelml:Gel/gelml:otherGelConstituents"/>
   <xsd:field xpath="@GenericMaterial_ref"></xsd:field>
  </xsd:keyref>  
  
  <xsd:keyref refer="gelml:PK_SampleLoadingProtocol" name="FK_OtherGelSampleLoad">
   <xsd:selector xpath="./gelml:OtherGelExperiment/gelml:OtherGelApplication/gelml:ChildProtocolApplications/gelml:SampleLoadingApplication"/>
   <xsd:field xpath="@SampleLoadingProtocol_ref"/>
  </xsd:keyref>
 
  
  <xsd:keyref refer="gelml:PK_OtherGel_Gel" name="FK_OtherGelGelLoad">
   <xsd:selector xpath="./gelml:OtherGelExperiment/gelml:OtherGelApplication/gelml:ChildProtocolApplications/gelml:SampleLoadingApplication"/>
   <xsd:field xpath="@Gel_ref"/>
  </xsd:keyref> 
  <xsd:keyref refer="gelml:PK_Materials" name="FK_OtherGELINPUT">
   <xsd:selector xpath="./gelml:OtherGelExperiment/gelml:OtherGelApplication/gelml:ChildProtocolApplications/gelml:SampleLoadingApplication/gelml:InputSample/gelml:GenericMaterialMeasurement"/>
   <xsd:field xpath="@Material_ref"></xsd:field>
  </xsd:keyref>  
  <xsd:keyref refer="gelml:PK_ElectrophoresisProtocol" name="FK_OtherGelElect">
   <xsd:selector xpath="./gelml:OtherGelExperiment/gelml:OtherGelApplication/gelml:ChildProtocolApplications/gelml:ElectrophoresisApplication"/>
   <xsd:field xpath="@ElectrophoresisProtocol_ref"/>
  </xsd:keyref>  
  <xsd:keyref refer="gelml:PK_OtherGel_Gel" name="FK_OtherGel_GelElect">
   <xsd:selector xpath="./gelml:OtherGelExperiment/gelml:OtherGelApplication/gelml:ChildProtocolApplications/gelml:ElectrophoresisApplication"/>
   <xsd:field xpath="@Gel_ref"/>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_DetectionProtocol" name="FK_OtherGel_Detect">
   <xsd:selector xpath="./gelml:OtherGelExperiment/gelml:OtherGelApplication/gelml:ChildProtocolApplications/gelml:DirectDetection"/>
   <xsd:field xpath="@DetectionProtocol_ref"/>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_DetectionProtocol" name="FK_OtherGel_InDetect">
   <xsd:selector xpath="./gelml:OtherGelExperiment/gelml:OtherGelApplication/gelml:ChildProtocolApplications/gelml:IndirectDetection"/>
   <xsd:field xpath="@DetectionProtocol_ref"/>
  </xsd:keyref> 
  <xsd:keyref refer="gelml:PK_Data" name="FK_OtherGelImage">
   <xsd:selector xpath="gelml:OtherGelExperiment/gelml:ImageAcquisitionApplication"/>
   <xsd:field xpath="@Image_ref"/>
  </xsd:keyref> 
  <xsd:keyref refer="gelml:PK_ImageAcquisitionProtocol" name="FK_OtherGelImageProtocol">
   <xsd:selector xpath="gelml:OtherGelExperiment/gelml:ImageAcquisitionApplication"/>
   <xsd:field xpath="@ImageAcquisitionProtocol_ref"/>
  </xsd:keyref> 
  <xsd:keyref refer="gelml:PK_OtherGelMaterials" name="FK_OtherGelImageMaterial">
   <xsd:selector xpath="gelml:OtherGelExperiment/gelml:ImageAcquisitionApplication"/>
   <xsd:field xpath="@Material_ref"></xsd:field>
  </xsd:keyref>
  <xsd:keyref refer="gelml:PK_OtherGelMaterials" name="FK_OtherGelExcised">
   <xsd:selector xpath="gelml:OtherGelExperiment/gelml:ExcisionApplication"/>
   <xsd:field xpath="@ElectrophoresedGel_ref"></xsd:field>
  </xsd:keyref> 
  <xsd:keyref refer="gelml:PK_GenericProtocol" name="FK_OtherGelDExcisedProtocol">
   <xsd:selector xpath="gelml:OtherGelExperiment/gelml:ExcisionApplication"/>
   <xsd:field xpath="@GenericProtocol_ref"/>
  </xsd:keyref> 
  <xsd:keyref refer="gelml:PK_OtherGel_GelLocations" name="FK_OtherGelExcisedSample">
   <xsd:selector xpath="gelml:OtherGelExperiment/gelml:ExcisionApplication/gelml:ExcisedSample"/>
   <xsd:field xpath="@GelLocation_ref"/>
  </xsd:keyref> 
 
  
  
  
  

 </xsd:element>
 <xsd:element name="GelMLMaterialCollection"  type="GelML.GelMLRoot.GelMLMaterialCollectionType" abstract="false"/>
 <xsd:element name="GelMLDataCollection" type="GelML.GelMLRoot.GelMLDataCollectionType" abstract="false" />
 <xsd:element name="Gel2DExperiment" type="GelML.GelMLRoot.Gel2DExperimentType"  abstract="false" substitutionGroup="GelExperiment"/>
 <xsd:element name="GelMLProtocolCollection" type="GelML.GelMLRoot.GelMLProtocolCollectionType" abstract="false"/>
 <xsd:element name="GelExperiment" type="GelML.GelMLRoot.GelExperimentType" abstract="true"/>
 <xsd:element name="Gel1DExperiment" type="GelML.GelMLRoot.Gel1DExperimentType"  abstract="false" substitutionGroup="GelExperiment"/>
 <xsd:element name="OtherGelExperiment" type="GelML.GelMLRoot.OtherGelExperimentType"  abstract="false" substitutionGroup="GelExperiment"/>
 <xsd:element name="RelativeVolume" type="GelML.SelectSubstance.RelativeVolumeType" abstract="false" substitutionGroup="VolumeParameter"/>
 <xsd:element name="VolumeFunction" type="GelML.SelectSubstance.VolumeFunctionType" abstract="false" substitutionGroup="VolumeParameter"/>
 <xsd:element name="AbsoluteVolume" type="GelML.SelectSubstance.AbsoluteVolumeType"  abstract="false" substitutionGroup="VolumeParameter"/>
 <xsd:element name="VolumeParameter" type="GelML.SelectSubstance.VolumeParameterType"  abstract="true"/>
 <xsd:element name="SubstanceAction" type="GelML.SelectSubstance.SubstanceActionType"  abstract="false"/>
 <xsd:element name="TemporalSubstanceAction"  type="GelML.SelectSubstance.TemporalSubstanceActionType" abstract="false" substitutionGroup="SubstanceAction"/>
 <xsd:element name="SubstanceMixtureProtocol" type="GelML.SelectSubstance.SubstanceMixtureProtocolType" abstract="false"/>
 <xsd:element name="Duration" type="GelML.SelectSubstance.DurationType" abstract="false" substitutionGroup="TimeParameter"/>
 <xsd:element name="TimePoint" type="GelML.SelectSubstance.TimePointType" abstract="false" substitutionGroup="TimeParameter"/>
 <xsd:element name="TimeParameter" type="GelML.SelectSubstance.TimeParameterType"  abstract="true"/>
 <xsd:element name="Concentration" type="GelML.SelectSubstance.ConcentrationType" abstract="false"/>
 <xsd:element name="Mass" type="GelML.SelectSubstance.MassType" abstract="false"/>
 <xsd:element name="Gel2D" type="GelML.Gel2DProtocol.Gel2DType" abstract="false" substitutionGroup="ElectrophoresedGel"/>
 <xsd:element name="Gel2DProtocol" type="GelML.Gel2DProtocol.Gel2DProtocolType" abstract="false"/>
 <xsd:element name="Gel2DApplication" type="GelML.Gel2DProtocol.Gel2DApplicationType"  abstract="false"/>
 <xsd:element name="FirstDimensionAction" type="GelML.Gel2DProtocol.FirstDimensionActionType" abstract="false"/>
 <xsd:element name="SecondDimensionAction" type="GelML.Gel2DProtocol.SecondDimensionActionType" abstract="false"/>
 <xsd:element name="DetectionAction" type="GelML.Gel2DProtocol.DetectionActionType" abstract="false"/>
 <xsd:element name="Gel1D" type="GelML.Gel1DProtocol.Gel1DType" abstract="false" substitutionGroup="ElectrophoresedGel"/>
 <xsd:element name="Gel1DApplication" type="GelML.Gel1DProtocol.Gel1DApplicationType" abstract="false"/>
 <xsd:element name="Gel1DProtocol" type="GelML.Gel1DProtocol.Gel1DProtocolType" abstract="false"/>
 <xsd:element name="ElectrophoresisApplication" type="GelML.Electrophoresis.ElectrophoresisApplicationType" abstract="false"/> 
  <xsd:element name="DetectionMedium" type="GelML.Detection.DetectionMediumType" abstract="false"/>
 <xsd:element name="DetectionProtocol" type="GelML.Detection.DetectionProtocolType" abstract="false"/>
 <xsd:element name="DetectionApplication" type="GelML.Detection.DetectionApplicationType" abstract="true"/>
 <xsd:element name="DirectDetection" type="GelML.Detection.DirectDetectionType" abstract="false" substitutionGroup="DetectionApplication"/>
 <xsd:element name="IndirectDetection" type="GelML.Detection.IndirectDetectionType" abstract="false" substitutionGroup="DetectionApplication"/>
 <xsd:element name="TransferMedium" type="GelML.Detection.TransferMediumType" abstract="false"/>
 <xsd:element name="ElectrophoresisAction" type="GelML.Electrophoresis.ElectrophoresisActionType" abstract="false"/>
 <xsd:element name="ElectrophoresisProtocol" type="GelML.Electrophoresis.ElectrophoresisProtocolType" abstract="false"/>
 <xsd:element name="Temperature" type="GelML.Electrophoresis.TemperatureType" abstract="false"/>
 <xsd:element name="AddBufferAction" type="GelML.Electrophoresis.AddBufferActionType" abstract="false"/>
 <xsd:element name="BoundaryChain" type="GelML.Excision.BoundaryChainType" abstract="false" substitutionGroup="FeatureLocation"/>
 <xsd:element name="Circle" type="GelML.Excision.CircleType" abstract="false" substitutionGroup="FeatureLocation"/>
 <xsd:element name="ExcisedSample" type="GelML.Excision.ExcisedSampleType" abstract="false"/>
 <xsd:element name="ExcisionApplication" type="GelML.Excision.ExcisionApplicationType" abstract="false"/>
 <xsd:element name="FeatureLocation" type="GelML.Excision.FeatureLocationType" abstract="false"/>
 <xsd:element name="GelLocation" type="GelML.Excision.GelLocationType" abstract="false"/>
 <xsd:element name="LocationMeasure" type="GelML.Excision.LocationMeasureType" abstract="false"/>
 <xsd:element name="LocationSet" type="GelML.Excision.LocationSetType" abstract="false"/>
 <xsd:element name="Rectangle" type="GelML.Excision.RectangleType" abstract="false" substitutionGroup="FeatureLocation"/>
 <xsd:element name="BoundaryPointSet" type="GelML.Excision.BoundaryPointSetType" abstract="false" substitutionGroup="FeatureLocation"/>
 <xsd:element name="Point" type="GelML.Excision.PointType" abstract="false"/>
 <xsd:element name="ElectrophoresedGel" type="GelML.Gel.ElectrophoresedGelType" abstract="true"/>
 <xsd:element name="Gel" type="GelML.Gel.GelType" abstract="false"/>
 <xsd:element name="GelLane" type="GelML.Gel.GelLaneType" abstract="false"/>
 <xsd:element name="GelManufactureApplication" type="GelML.Gel.GelManufactureApplicationType" abstract="false"/>
 <xsd:element name="Dimensions" type="GelML.Gel.DimensionsType" abstract="false"/>
 <xsd:element name="SeparationRange" type="GelML.Gel.SeparationRangeType" abstract="true"/>
 <xsd:element name="PHRange" type="GelML.Gel.PHRangeType" abstract="false" substitutionGroup="SeparationRange"/>
 <xsd:element name="MolWeightRange" type="GelML.Gel.MolWeightRangeType" abstract="false" substitutionGroup="SeparationRange"/>
 <xsd:element name="OtherGelRange" type="GelML.Gel.OtherGelRangeType" abstract="false" substitutionGroup="SeparationRange"/>
 <xsd:element name="AcrylamideToCrossLinker" type="GelML.Gel.AcrylamideToCrossLinkerType" abstract="false"/>
 <xsd:element name="SampleLoadingAction" type="GelML.SampleLoading.SampleLoadingActionType" abstract="false"/>
 <xsd:element name="SampleLoadingApplication" type="GelML.SampleLoading.SampleLoadingApplicationType" abstract="false"/>
 <xsd:element name="SampleLoadingProtocol" type="GelML.SampleLoading.SampleLoadingProtocolType" abstract="false"/>
 <xsd:element name="InterDimensionAction" type="GelML.OtherGelProtocol.InterDimensionActionType" abstract="false"/>
 <xsd:element name="OtherGel" type="GelML.OtherGelProtocol.OtherGelType" abstract="false" substitutionGroup="ElectrophoresedGel"/>
 <xsd:element name="OtherGelApplication" type="GelML.OtherGelProtocol.OtherGelApplicationType" abstract="false"/>
 <xsd:element name="OtherGelProtocol" type="GelML.OtherGelProtocol.OtherGelProtocolType" abstract="false"/>
 <xsd:element name="DimensionAction" type="GelML.OtherGelProtocol.DimensionActionType" abstract="false"/>
 <xsd:element name="Image" type="GelML.ImageAcquisition.ImageType" abstract="false" substitutionGroup="ExternalData"/>
 <xsd:element name="ImageAcquisitionApplication" type="GelML.ImageAcquisition.ImageAcquisitionApplicationType" abstract="false"/>
 <xsd:element name="ImageAcquisitionProtocol"  type="GelML.ImageAcquisition.ImageAcquisitionProtocolType" abstract="false"/>
 <xsd:element name="AutoCalibration" type="GelML.ImageAcquisition.AutoCalibrationType" abstract="false"/> 
 
 
 
 
</xsd:schema>