EFFECT OF MAMMALIAN THYROTROPIN RELEASING HORMONE ON PROLACTIN SECRETION BY BULLFROG ADENOHYPOPHYSES INVITRO

被引:56
作者
CLEMONS, GK [1 ]
RUSSELL, SM [1 ]
NICOLL, CS [1 ]
机构
[1] UNIV CALIF BERKELEY, DEPT PHYSIOL ANAT, BERKELEY, CA 94720 USA
基金
美国国家科学基金会;
关键词
D O I
10.1016/0016-6480(79)90089-3
中图分类号
R5 [内科学];
学科分类号
1002 ; 100201 ;
摘要
The effects of the mammalian thyrotropin-releasing hormone (TRH) on the secretion of prolactin [PRL] secretion were investigated in short-term incubation and 24 h organ culture experiments. PRL in the medium or in the incubated tissue was measured by either polyacrylamide disc gel electrophoresis and densitometry or by a homologous radioimmunoassay. The TRH was consistently effective in promoting PRL release in vitro in concentrations of 10 ng/ml to 10 .mu.g/ml. The tripeptide also caused an increase in the tissue PRL content over a wide range of concentrations. TRH may function as a PRL-releasing factor in the bullfrog.
引用
收藏
页码:62 / 67
页数:6
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