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GABA对大鼠垂体前叶细胞离体增殖的影响及其A受体亚单位mRNA的表达
引用本文:朱运龙,张万会,王复周,张建华,胡玉珍,陈健康,梅琦,赵超. GABA对大鼠垂体前叶细胞离体增殖的影响及其A受体亚单位mRNA的表达[J]. 神经解剖学杂志, 1994, 0(4)
作者姓名:朱运龙  张万会  王复周  张建华  胡玉珍  陈健康  梅琦  赵超
作者单位:第四军医大学生理学教研室
摘    要:
本实验利用原代细胞培养体系,观察到GABA对大鼠垂体前叶细胞的氚标胸苷(3H-TdR)基础掺入率有明显的抑制性效应,且可被印防己毒素所反转。培养细胞的原位杂交实验表明,GABA_A受体的β_2亚单位mRNA可表达于多数垂体前叶细胞中,提示GADA的上述作用可能系GABA_A型受体介导的。

关 键 词:GABA,垂体前叶,细胞增殖,原位杂交

ACTIONS OF GABA ON THE PROLIFERATION OF CULTURED RAT ANTERIOR PITUITARY CELLS WITH REFERENCE TO IT’S TYPE A RECEPTOR SUBUNIT mRNA EXPRESSION
Zhu Yunlong,Zhong Wanhui,Wang Fuzhou,Zhang Jianghua,Hu Yuzhen,Chen Jiangkang,Mei Qi,Zhao Chao. ACTIONS OF GABA ON THE PROLIFERATION OF CULTURED RAT ANTERIOR PITUITARY CELLS WITH REFERENCE TO IT’S TYPE A RECEPTOR SUBUNIT mRNA EXPRESSION[J]. Chinese Journal of Neuroanatomy, 1994, 0(4)
Authors:Zhu Yunlong  Zhong Wanhui  Wang Fuzhou  Zhang Jianghua  Hu Yuzhen  Chen Jiangkang  Mei Qi  Zhao Chao
Abstract:
This paper describes an inhibitory effert of GABA on the incorporation of ̄3H-TdR into rat anterior pituitary cells in static primary monolayer cultures. The action was antagonizable by picrotoxin. In situ hybridization histochemiarry of cultured cells revealed a predominant expression of mRNA encoding β_2 subunit of GABA_A receptor in most of rat anterior pituitary cells, thus suggesting a possible mediation of the above effert by GABA_A receptors.
Keywords:GABA(gamma-aminobutyric acid)  antetior pituitary  cell proliferation  in situ hybridization histochemistry
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