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大鼠脑突触质膜糖皮质激素受体样抗原的免疫电镜研究
引用本文:傅红 王福安. 大鼠脑突触质膜糖皮质激素受体样抗原的免疫电镜研究[J]. 生理学报, 1993, 45(2): 186-189
作者姓名:傅红 王福安
作者单位:第二军医大学生物学教研室神经科学实验室,西京医院消化病研究室,西安 710032 上海 200433
摘    要:本文利用ABC金标记法(受体-抗受体中的单克隆抗体-生物素化马抗鼠IgG-金标链霉亲和素),首次在电镜下观察到大鼠脑突触质膜的外表面存在有糖皮质激素受体样抗原,为神经细胞膜上可能存在有糖皮质激素受体提供了形态学依据。

关 键 词:突触质膜 糖皮质激素 膜受体 抗原

GLUCOCORTICOID RECEPTOR--LIKE ANTIGEN ON NEURONAL PLASMA MEMBRANE OF RAT BRAIN
FU HONG,WANG FUAN-AN,CHEN YI-ZHANG Lalboratory of Xeuroscieuce. GLUCOCORTICOID RECEPTOR--LIKE ANTIGEN ON NEURONAL PLASMA MEMBRANE OF RAT BRAIN[J]. Acta Physiologica Sinica, 1993, 45(2): 186-189
Authors:FU HONG  WANG FUAN-AN  CHEN YI-ZHANG Lalboratory of Xeuroscieuce
Affiliation:FU HONG,WANG FUAN-AN,CHEN YI-ZHANG Lalboratory of Xeuroscieuce Department of Physiology Second Military Mdeical Unirersity,Shanghai 200433 Labaratory of Giastroenterology,Xijing Hospital,Xian 710032
Abstract:The existence of glucocorticoid receptor--like antigen on the synaptic plasma mem-brane (SPM) isolated from rat brain was demonstrated by ABC--gold technique. TheSPM was first incubated with McAb 250 (a monoclonal antibody to the glucocorticoidreceptor) and then biotinylated horse--anti--mouse IgG and streptavidin-gold (SAG)was added in proper order to the reacting system. The gold particles could be visual-ized on the external surface of neuronal processes under electron microscope. This isthe first morphological demonstration of the existence of glucocorticoid receptor--likeantigen on neuronal membranes.
Keywords:synaptic plasma membrane  glucocorticoid  membrane receptor  colloid gold  
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