FAILURE OF OPIATES TO REVERSE DOPAMINE-INHIBITION OF PROLACTIN SECRETION INVITRO

被引:25
作者
LOGIN, IS [1 ]
MACLEOD, RM [1 ]
机构
[1] UNIV VIRGINIA,SCH MED,DEPT INTERNAL MED,CHARLOTTESVILLE,VA
关键词
Dopamine; Enkephalin; Morphine; Prolactin;
D O I
10.1016/0014-2999(79)90227-9
中图分类号
R9 [药学];
学科分类号
1007 ;
摘要
To identify the site of action of opiate-induced prolactin elevation, in vitro rat hemipotuitary incubations were performed in the presence of morphine, met-enkephalin, ala2-met5-enkephalinamide and dopamine (DA) and combinations of opiate with the catecholamine. No opiate stimulated prolactin release directly nor did any opiate block of the inhibitory effect of DA. We conlcude that this opiate endocrine action is not mediated at a pituitary level but may involved interference with hypothalamic DA release. © 1979.
引用
收藏
页码:253 / 255
页数:3
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