title: 16-Unsaturated C 19  steroids. A review of their chemistry, biochemistry and possible physiological role.
mesh_terms: D000273:Adipose Tissue / Q000032:analysis; D000328:Adult; D000367:Age Factors; D000728:Androgens; D000731:Androstanes / Q000032:analysis / Q000096:biosynthesis / Q000097:blood / Q000652:urine; D000818:Animals; D002369:Castration; D002417:Cattle; D004700:Endocrine System Diseases / Q000378:metabolism; D005260:Female; D006168:Guinea Pigs; D006801:Humans; D007223:Infant; D007664:Ketosteroids / Q000032:analysis / Q000096:biosynthesis / Q000097:blood / Q000652:urine; D008297:Male; D013058:Mass Spectrometry; D010306:Parotid Gland / Q000032:analysis; D011284:Pregnenolone / Q000378:metabolism; D011817:Rabbits; D051381:Rats; D012737:Sex Factors; D013363:Submandibular Gland / Q000032:analysis; D013552:Swine; D013737:Testis / Q000032:analysis; D013739:Testosterone / Q000097:blood
chemical_list: D000728:Androgens; D000731:Androstanes; D007664:Ketosteroids; D013739:Testosterone; D011284:Pregnenolone