title: Seasonal changes in testicular gonadotropin receptors and steroid content in the ram.
mesh_terms: D000818:Animals; D004958:Estradiol / Q000032:analysis*; D008297:Male; D009929:Organ Size; D011956:Receptors, Cell Surface / Q000378:metabolism*; D011962:Receptors, FSH; D011974:Receptors, LH; D012621:Seasons; D012756:Sheep; D013737:Testis / Q000502:physiology*; D013739:Testosterone / Q000032:analysis*
chemical_list: D011956:Receptors, Cell Surface; D011962:Receptors, FSH; D011974:Receptors, LH; D013739:Testosterone; D004958:Estradiol