EFFECT OF STRESS, ADRENOCORTICOTROPIN OR CORTICOSTEROID TREATMENT, ADRENALECTOMY, OR HYPOPHYSECTOMY ON HYPOTHALAMIC IMMUNOREACTIVE ADRENOCORTICOTROPIN CONCENTRATIONS

被引:69
作者
KRIEGER, DT [1 ]
LIOTTA, AS [1 ]
HAUSER, H [1 ]
BROWNSTEIN, MJ [1 ]
机构
[1] NIMH,CLIN SCI LAB,BETHESDA,MD 20014
关键词
D O I
10.1210/endo-105-3-737
中图分类号
R5 [内科学];
学科分类号
1002 ; 100201 ;
摘要
Despite variations in plasma and/or pituitary ACTH concentrations, no changes in median eminence or medial basal hypothalamic immunoreactive ACTH-like concentrations were seen in rats studied 6 weeks posthypophysectomy, 12 h or 28 days after bilateral adrenalectomy, 6 days after implantation of corticosterone pellets (75 mg), after dexamethasone administration (300 μg/100 g BW, ip, twice daily for 4 days), or after chronic immobilization stress. The lack of concordant variation of brain, pituitary, and plasma ACTH concentrations further supports the suggestion of a nonpituitary, central nervous system origin of some portion of brain immunoreactive ACTH-like activity. © 1979 by The Endocrine Society.
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页码:737 / 742
页数:6
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