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精胺对Azin1基因敲除小鼠体内Atp8a1基因表达调控的研究

JOURNAL OF MEDICAL MOLECULAR BIOLOGY(2011)

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Abstract
目的 研究精胺对Azin1基因敲除小鼠体内Atp8a1基因表达的影响,并对其作用机理进行初步的探讨.方法 利用Real-time PCR检测正常小鼠和Azin1基因敲除小鼠体内Atp8a1基因的在mRNA水平上的差异表达情况;构建Atp8a1基因的启动子虫荧光素酶报告质粒;将启动子重组质粒转染NTH3T3细胞后,在细胞培养液中加入精胺,检测精胺对启动子活性的影响.结果 Atp8a1基因在Azin1基因敲除小鼠体内的表达量明显增加;精胺能够增强Atp8a1的启动子活性.结论 精胺能够通过增强Atp8a1的启动子活性而增强其在Ain1基因敲除小鼠体内转录水平的表达.
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