title: Ovarian secretion of oestradiol, oestrone, 20-dihydroprogesterone and progesterone during the oestrous cycle of the guinea-pig.
mesh_terms: D000463:Algestone Acetophenide / Q000378:metabolism*; D000818:Animals; D004958:Estradiol / Q000378:metabolism*; D004970:Estrone / Q000378:metabolism*; D004971:Estrus; D005260:Female; D006168:Guinea Pigs; D010053:Ovary / Q000098:blood supply / Q000378:metabolism*; D011247:Pregnancy; D011374:Progesterone / Q000378:metabolism*; D011863:Radioimmunoassay
chemical_list: D004970:Estrone; D011374:Progesterone; D004958:Estradiol; D000463:Algestone Acetophenide