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人载脂蛋白A—1基因在中国仓鼠卵巢细胞的表达
引用本文:李游 陈保生. 人载脂蛋白A—1基因在中国仓鼠卵巢细胞的表达[J]. 基础医学与临床, 1993, 13(3): 42-45
作者姓名:李游 陈保生
作者单位:中国医学科学院基础医学研究所,中国医学科学院基础医学研究所 北京,100005,北京,100005
摘    要:
本文报道了用人载脂蛋白A-1(apo A-1)的cDNA探针从人基因库中筛选到apo A-1全基因:将2.2kb的apo A-1全基因连接到1.9kb鼠MT-1基因启动子下游,组装成人apo A-1基因表达质粒pLY1。质粒pLY1与质粒pSV2-neo共转化中国仓鼠卵巢(CHO)细胞,经G418筛选,单细胞克隆培养,经酶联免疫测定,结果表明,人apo A-1可在CHO细胞中得到表达。

关 键 词:载脂蛋白A-1 基因 表达

The Expression of Human Apolipoprotein A-1 Gene in Chinese Hamster Ovary Cells
Li You Chen Baosheng. The Expression of Human Apolipoprotein A-1 Gene in Chinese Hamster Ovary Cells[J]. Basic Medical Sciences and Clinics, 1993, 13(3): 42-45
Authors:Li You Chen Baosheng
Abstract:
The human apolipoprotein A-1 (apo A-1) gene was isolated from a genomic library by screening with cDNA probe. The expression plasmid including apo A-1 gene (2.2 kb) plus promoter (1.9kb) fragment of rat metallothionein 1 gene was transfected into Chinese Hamster Ovary (CHO)cells. Transfected cells were selected against neomy-cin resistance and screened for the ability to produce human apo A-1 by enzyme-linked immu nosorbent assay. Isolation of a clonal cell line resulted in the expression and secretion of human apo A-1.
Keywords:apolipoprotein A-1(apo A-1) gene expression
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