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LYRM1基因过表达对3T3-L1脂肪细胞线粒体代谢的影响

Chinese Journal of Clinical Laboratory Science(2013)

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Abstract
目的 观察LYRM1基因过表达对3T3-L1脂肪细胞线粒体代谢的影响.方法 体外培养3T3-L1前体脂肪细胞,分别构建YRM1基因过表达细胞株(LYRM1-pcDNA3.1/myc-His B)和空载对照细胞株(pcDNA3.1/myc-His B);实时定量RT-PCR验证转染情况;RT-PCR检测诱导分化成熟后的线粒体代谢酶HKI,ACC,CS,CPT1和Cyc-C基因表达水平.结果 RT-PCR结果证实LYRM1质粒转染成功;与空载对照组比较,LYRMl过表达组HKI,ACC,CS,CPT1和Cyc-C mRNA表达水平均显著降低(P均<0.05).结论 LYRM1基因过表达下调了3T3-L1脂肪细胞中线粒体的代谢关键酶基因表达水平,可能参与调节脂肪细胞线粒体的代谢.
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Key words
LYRM1 gene,3T3-L1 adipocyte,mitochondrial metabolism enzyme
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