Ovarian secretion rates of progesterone and 20 -hydroxy-4-pregnene-3-one in 57 to 70-day old rats.
D000367:Age Factors; D000818:Animals; D004971:Estrus; D005260:Female; D006913:Hydroxysteroid Dehydrogenases; D007664:Ketosteroids / Q000097:blood / Q000378:metabolism; D010053:Ovary / Q000378:metabolism*; D011247:Pregnancy; D011278:Pregnanes / Q000097:blood* / Q000378:metabolism; D011374:Progesterone / Q000097:blood* / Q000378:metabolism; D051381:Rats; D013997:Time Factors; D014680:Veins
D007664:Ketosteroids; D011278:Pregnanes; D011374:Progesterone; D006913:Hydroxysteroid Dehydrogenases