version description donor_id tissue_id execution_datetime protocols_io_doi operator operator_email pi pi_email assay_category assay_type analyte_class is_targeted acquisition_instrument_vendor acquisition_instrument_model ms_source polarity mz_range_low_value mz_range_high_value mass_resolving_power mz_resolving_power ion_mobility ms_scan_mode resolution_x_value resolution_x_unit resolution_y_value resolution_y_unit preparation_type preparation_instrument_vendor preparation_instrument_model preparation_maldi_matrix desi_solvent desi_solvent_flow_rate desi_solvent_flow_rate_unit section_prep_protocols_io_doi processing_protocols_io_doi overall_protocols_io_doi contributors_path data_path 2 mass_spectrometry_imaging MALDI-IMS / SIMS-IMS / NanoDESI / DESI protein / metabolites / lipids / peptides / phosphopeptides / glycans MALDI / MALDI-2 / LDI / LA / SIMS-C60 / SIMS-H2O / DESI / nanoDESI negative ion mode / positive ion mode / negative and positive ion mode TIMS / TWIMS / FAIMS / DTIMS / SLIMS MS / MS/MS / MS3 nm / um nm / um uL/minute