GLUCAGON RECEPTOR MESSENGER-RNA DISTRIBUTION IN RAT-TISSUES

被引:96
作者
HANSEN, LH [1 ]
ABRAHAMSEN, N [1 ]
NISHIMURA, E [1 ]
机构
[1] HAGEDORN RES INST, DEPT MOLEC SIGNALLING, DK-2820 GENTOFTE, DENMARK
关键词
TISSUE DISTRIBUTION; GLUCAGON RECEPTOR; MESSENGER RNA;
D O I
10.1016/0196-9781(95)00078-X
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
In addition to glucagon's role in regulating glucose production from the liver, a number of extrahepatic effects of glucagon have been reported. We have therefore examined various rat tissues for glucagon receptor mRNA expression. In liver, kidney, heart, adipose tissue, spleen, pancreatic islets, ovary, and thymus, glucagon receptor mRNA expression was found to be relatively abundant whereas lower levels were detected in stomach, small intestine, adrenal gland, thyroid, and skeletal muscle. The presence of glucagon receptor mRNA in tissues known to be responsive to glucagon suggests that these effects are mediated by specific glucagon receptors. Furthermore, the finding of glucagon receptor mRNA in the spleen, thymus, thyroid, adrenal gland, ovary, and skeletal muscle, where glucagon is not generally considered to act, indicates that there may be novel actions of glucagon that have yet to be determined.
引用
收藏
页码:1163 / 1166
页数:4
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