title: On the rate-limiting step in microsomal hydroxylation of steroids.
mesh_terms: D000818:Animals; D002247:Carbon Isotopes; D002248:Carbon Monoxide; D055598:Chemical Phenomena; D002621:Chemistry; D003903:Deuterium; D006900:Hydroxylation; D006914:Hydroxysteroids; D007700:Kinetics; D008297:Male; D008862:Microsomes, Liver / Q000201:enzymology; D009249:NADP; D011284:Pregnenolone; D051381:Rats; D013261:Sterols; D013739:Testosterone; D014316:Tritium; D014867:Water
chemical_list: D002247:Carbon Isotopes; D006914:Hydroxysteroids; D013261:Sterols; D014867:Water; D014316:Tritium; D013739:Testosterone; D009249:NADP; D011284:Pregnenolone; D002248:Carbon Monoxide; D003903:Deuterium