EFFECT OF CALCITONIN ON ACTH-SECRETION

被引:14
|
作者
RAPISARDA, E [1 ]
CLEMENTI, G [1 ]
FIORE, L [1 ]
PRATO, A [1 ]
CERAVOLO, A [1 ]
RAFFAELE, R [1 ]
SCAPAGNINI, U [1 ]
机构
[1] UNIV CATANIA, SCH MED, DEPT PHARMACOL & TOXICOL & NEUROL, I-95125 CATANIA, ITALY
来源
PHARMACOLOGICAL RESEARCH COMMUNICATIONS | 1984年 / 16卷 / 12期
关键词
D O I
10.1016/S0031-6989(84)80080-6
中图分类号
R9 [药学];
学科分类号
1007 ;
摘要
The effects of salmon calcitonin injected intracerebroventricularly on ACTH secretion in rats were investigated. Salmon calcitonin was able to increase significantly (P < 0.05) ACTH secretion at the dose of 5 ng/rat and (P < 0.01) at the doses of 12.5, 25 and 50 ng/rat; the effect (50 ng/rat) was maximal at 30 min and still present after 60 and 120 min. The maximal dose of calcitonin produced a significant (P < 0.05) increase in serum ACTH concentration also in stressed animals. Calcitonin may increase serum ACTH secretion by central norepinephrine and/or 5-hydroxytryptamine pathways that regulate corticotropic releasing factor activity.
引用
收藏
页码:1151 / 1159
页数:9
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