Oxidation of a substrate by Cytochrome P450. Adapted from Niesink et al., Chapter 3, p. 47-48. This pathway was inferred from Homo sapiens pathway [http://www.wikipathways.org/index.php?title=Pathway:WP43&oldid=29608 WP43(r29608)] with a 53% conversion rate. d05 978-0-8493-9232-0 ISBN Toxicology; Principles and Applications 1996 Niesink, R.J.M Vries, de, J. Hollinger, M.A. phase I biotransformation pathway via cytochrome P450 PW:0000375 Pathway Ontology