title: Stereochemistry of enzymic C-4,5 dehydrogenation of steroids.
mesh_terms: D015068:17-Ketosteroids / Q000378:metabolism*; D000731:Androstanes / Q000378:metabolism*; D001966:Bromine; D002474:Cell-Free System; D002854:Chromatography, Paper; D006859:Hydrogen; D007536:Isomerism; D007664:Ketosteroids / Q000378:metabolism; D009615:Nocardia / Q000201:enzymology* / Q000378:metabolism; D010084:Oxidation-Reduction; D014466:Ultraviolet Rays
chemical_list: D015068:17-Ketosteroids; D000731:Androstanes; D007664:Ketosteroids; D006859:Hydrogen; D001966:Bromine