title: Conversion of 11 ,17 ,21-trihydroxy-4-pregnene-3,20-dione-4- 14 c to 3 ,11 ,17 ,21-tetrahydroxy-5-pregnen-20-one- 14 C by reversal of the 3 -hydroxysteroid dehydrogenase-isomerase reactions.
mesh_terms: D000096:Acetone; D000311:Adrenal Glands / Q000166:cytology / Q000201:enzymology; D000818:Animals; D002247:Carbon Isotopes; D002417:Cattle; D055598:Chemical Phenomena; D002621:Chemistry; D002854:Chromatography, Paper; D002855:Chromatography, Thin Layer; D006913:Hydroxysteroid Dehydrogenases; D007535:Isomerases; D008861:Microsomes / Q000201:enzymology; D011283:Pregnenes / Q000302:isolation & purification; D012997:Solvents; D013055:Spectrophotometry, Infrared; D014466:Ultraviolet Rays
chemical_list: D002247:Carbon Isotopes; D011283:Pregnenes; D012997:Solvents; D000096:Acetone; D006913:Hydroxysteroid Dehydrogenases; D007535:Isomerases