EFFECT OF ADRENALECTOMY AND GLUCOCORTICOID TREATMENT ON THE LEVELS OF AN INSULIN-SENSITIVE GLYCOSYL-PHOSPHATIDYLINOSITOL IN ISOLATED RAT HEPATOCYTES

被引:9
作者
CABELLO, MA
SANCHEZARIAS, JA
LIRAS, A
MATO, JM
FELIU, JE
机构
[1] UNIV AUTONOMA MADRID,HOSP PUERTA HIERRO,SERV ENDOCRINOL EXPTL,SAN MARTIN PORRES 4,E-28035 MADRID,SPAIN
[2] CSIC,INST INVEST BIOMED,FDN JIMENEZ DIAZ,E-28040 MADRID,SPAIN
关键词
(Rat hepatocytes); Adrenalectomy; Glucocorticoid; Glycosyl-phosphatidylinositol; Insulin resistance;
D O I
10.1016/0303-7207(90)90173-6
中图分类号
Q2 [细胞生物学];
学科分类号
071009 ; 090102 ;
摘要
Insulin resistance caused by dexamethasone administration to rats was accompanied by a marked decrease in the hepatocyte content of an insulin-sensitive glycosyl-phosphatidylinositol, as well as by a blockade of its hydrolysis in response to this hormone. In contrast, bilateral adrenalectomy provoked a significant increase of the cellular glycosyl-phosphatidylinositol levels. Under all the assayed metabolic conditions, a close direct correlation was established between the basal content of this compound and the number of insulin receptors present in the isolated hepatocytes. © 1990.
引用
收藏
页码:R1 / R5
页数:5
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