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Association between the expression of TLR4 mRNA in peripheral blood mononuclear cells and the disease progression of HIV infected patients in China
Author(s): ZHOU Li-ping, SHANG Hong, HAN Xiao-xu, DING Hai-bo, WANG Ya-nan, LI Ge-fei, ZHANG Xiao-li, SHI Wan-ying
Pages: 1005-
1008
Year: 2007
Issue:
9
Journal: CHINESE JOURNAL OF LABORATORY MEDICINE
Keyword: HIV; 获得性免疫缺陷综合征; 聚合酶链反应;
Abstract: 目的 通过实时荧光定量PCR(RT-PCR)的方法检测中国HIV/AIDS患者外周血单个核细胞(PBMC)中TLR4 mRNA的表达水平,探讨TLR4 mRNA表达水平与HIV感染后疾病进展的关系.方法 构建pUCm-TLR4质粒作为定量模板,在LightCycler检测仪上测定62例HIV/AIDS患者和30名健康对照者PBMC中TLR4 mRNA的含量.结果 (1)HIV/AIDS患者PBMC中TLR4 mRNA的表达范围是(4.0×105~1.04×108)拷贝/μg RNA,显著高于健康对照组的(4.5 × 105~1.25×106)拷贝/μg RNA,(P<0.01).(2)在HIV/AIDS患者组中,艾滋病(AIDS)组外周血中TLR4 mRNA的含量高于HIV慢性感染(HIV)组及长期不进展(LTNP)组,HIV组高于LTNP组(P<0.05),LTNP组与对照组比较差别无统计学意义.(3)HIV/AIDS患者外周血中TLR4 mRNA的含量与HIV-1 RNA病毒载量呈显著正相关(r=0.697,P<0.01).结论 成功建立了人TLR4 mRNA表达水平的荧光定量检测方法;中国HIV/AIDS患者外周血单个核细胞中TLR4 mRNA的含量显著高于健康对照组,且与疾病进展密切相关.
Citations
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