title: [Comparative aspect of the synthesis of sex steroids by chick embryonal gonads at different stages of development (study in organ culture in the presence of radioactive precursors)].
mesh_terms: D000818:Animals; D002247:Carbon Isotopes; D002642:Chick Embryo / Q000378:metabolism*; D002784:Cholesterol / Q000096:biosynthesis; D003687:Dehydroepiandrosterone / Q000378:metabolism; D004967:Estrogens / Q000096:biosynthesis*; D005260:Female; D006066:Gonads / Q000201:enzymology / Q000378:metabolism*; D006913:Hydroxysteroid Dehydrogenases / Q000378:metabolism; D007527:Isoenzymes; D008297:Male; D010053:Ovary / Q000254:growth & development / Q000378:metabolism; D011284:Pregnenolone / Q000378:metabolism; D011374:Progesterone / Q000378:metabolism; D012964:Sodium / Q000378:metabolism; D013737:Testis / Q000254:growth & development / Q000378:metabolism; D013739:Testosterone / Q000096:biosynthesis*; D013997:Time Factors; D014316:Tritium
chemical_list: D002247:Carbon Isotopes; D004967:Estrogens; D007527:Isoenzymes; D014316:Tritium; D013739:Testosterone; D003687:Dehydroepiandrosterone; D011374:Progesterone; D011284:Pregnenolone; D002784:Cholesterol; D012964:Sodium; D006913:Hydroxysteroid Dehydrogenases
vernacular_title: Aspect comparatif de la synthèse de stéroïdes sexuels par les gonades embryonnaires de poulet à differents stades du développement (étude en culture organotypique à partir de précurseurs radioactifs.