ALA-PDT通过NF-kB通路调节巨噬细胞极化状态

Laser Journal(2021)

Cited 2|Views9
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Abstract
目的:探讨ALA-PDT对巨噬细胞极化的影响,并探讨相关机制.方法:采用免疫荧光、PCR、WB等试验检测巨噬细胞极化特征蛋白CD86、CD206、iNOS、ARG-1的表达水平变化,NF-kB激活-核转运检测试剂、WB试验检测NF-kB通路激活情况,WB试验检测抑制NF-kB通路后CD86、iNOS蛋白表达水平.结果:免疫荧光、PCR、WB实验结果显示,PDT处理后,巨噬细胞M1特征蛋白CD86、iNOS表达水平增高,M2特征蛋白表达水平下降(P<0.05).NF-kB激活-核转运检测、WB实验结果表明PDT处理后,NF-kB通路被激活.给予NF-kB通路抑制剂处理,PDT处理后巨噬细胞M1特征蛋白CD86、iNOS表达水平增高现象被抑制.结论:ALA-PDT通过激活NF-kB通路促进巨噬细胞向M1极化.
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