Petraglia, F Effect of gonadectomy and gonadal steroid replacement on pituitary and plasma beta-endorphin levels in the rat. [electronic resource] - Endocrinology Oct 1982 - 1224-9 p. digital Publication Type: Journal Article ISSN: 0013-7227 Standard No.: 10.1210/endo-111-4-1224 doi Subjects--Topical Terms: AnimalsBrain Stem--metabolismCastrationEndorphins--bloodEstradiol--pharmacologyFemaleHypothalamus--metabolismMalePituitary Gland--metabolismPituitary Gland, Anterior--metabolismRatsRats, Inbred StrainsTestosterone--pharmacologybeta-Endorphin