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瘦素对人单核细胞系THP-1细胞杀菌活性的影响及机制 被引量:1

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摘要 目的探讨瘦素对人单核细胞系THP-1细胞杀菌活性的影响及其机制,为阐明瘦素在抗感染免疫中的作用提供依据。方法采用平板计数法检测THP-1细胞的杀菌活性,Greisse法测定NO的产生情况,Real-time-PCR检测iNOS2的表达情况,ELISA检测TNF-α的分泌,DCFH发光法评价活性氧(ROS)的变化。结果经瘦素处理后,THP-1细胞对金黄色葡萄球菌的杀灭作用明显增强,TNF-α和ROS的产生均有上调,但NO含量及iNOS2的表达无明显变化。结论瘦素可以明显增强THP-1细胞的杀菌活性,这种增强可能通过增加TNF-α和ROS的产生来实现,但与NO无关。
出处 《南方医科大学学报》 CAS CSCD 北大核心 2010年第6期1307-1309,共3页 Journal of Southern Medical University
基金 湖南省教育厅优秀青年基金(07B059)
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共引文献9

同被引文献12

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