Blake, C A Effects of estrogen and progesterone on luteinizing hormone release in ovariectomized rats. [electronic resource] - Endocrinology Oct 1977 - 1122-9 p. digital Publication Type: Comparative Study; Journal Article; Research Support, U.S. Gov't, P.H.S. ISSN: 0013-7227 Standard No.: 10.1210/endo-101-4-1122 doi Subjects--Topical Terms: AnimalsCastrationEstradiol--pharmacologyFemaleHypothalamus, Middle--physiologyLuteinizing Hormone--bloodPentobarbital--pharmacologyProgesterone--pharmacologyRatsTime Factors