title: Conversion of testosterone to delta4-androstene-3,17-dione by house cricket (gryllus domesticus) male gonad preparations in vitro.
mesh_terms: D015068:17-Ketosteroids / Q000096:biosynthesis*; D000273:Adipose Tissue / Q000201:enzymology; D000731:Androstanes / Q000096:biosynthesis*; D000818:Animals; D002247:Carbon Isotopes; D002854:Chromatography, Paper; D006066:Gonads / Q000201:enzymology / Q000378:metabolism*; D006913:Hydroxysteroid Dehydrogenases / Q000378:metabolism; D066298:In Vitro Techniques; D007313:Insecta / Q000378:metabolism*; D007422:Intestines / Q000201:enzymology; D008297:Male; D009132:Muscles / Q000201:enzymology; D009249:NADP / Q000378:metabolism; D013739:Testosterone / Q000378:metabolism*
chemical_list: D015068:17-Ketosteroids; D000731:Androstanes; D002247:Carbon Isotopes; D013739:Testosterone; D009249:NADP; D006913:Hydroxysteroid Dehydrogenases