title: Peripheral blood and ovarian levels of sex steroids in the lactating rat.
mesh_terms: D004092:20-alpha-Dihydroprogesterone / Q000032:analysis; D000818:Animals; D004958:Estradiol / Q000032:analysis; D005260:Female; D012739:Gonadal Steroid Hormones / Q000032:analysis* / Q000097:blood; D006065:Gonadotropins, Pituitary / Q000097:blood; D007774:Lactation; D009929:Organ Size; D010053:Ovary / Q000032:analysis* / Q000033:anatomy & histology; D011247:Pregnancy; D011374:Progesterone / Q000032:analysis; D051381:Rats; D011919:Rats, Inbred Strains; D013739:Testosterone / Q000032:analysis
chemical_list: D012739:Gonadal Steroid Hormones; D006065:Gonadotropins, Pituitary; D004092:20-alpha-Dihydroprogesterone; D013739:Testosterone; D011374:Progesterone; D004958:Estradiol