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右美托咪定受体依赖性增强巨噬细胞吞噬功能
Authors
吴珊
姚伟锋
+3 more
罗刚健
蔡珺
黑子清
Publication date
1 January 2020
Publisher
Editorial Office of Journal of Sun Yat-sen University
Abstract
【目的】研究右美托咪定对巨噬细胞吞噬功能的影响并探讨其可能的机制。【方法】RAW264.7细胞分成对照组(control)、右美托咪定组(DEX)、BRL44408+右美托咪定组(BRL44408+DEX)。Western blotting检测α2A肾上腺素受体、p-Akt、Akt的表达,Phagocytosis Assay Kit(IgG PE)检测巨噬细胞的吞噬能力。【结果】RAW264.7细胞上有α2A肾上腺素受体的表达;右美托咪定能够增强巨噬细胞的吞噬能力(P<0.001),BRL44408逆转巨噬细胞吞噬能力的增强(P<0.001);右美托咪定使RAW264.7细胞的Akt通路激活,BRL44408的使用抑制Akt通路的激活(P<0.01)。【结论】右美托咪定可能通过α2A肾上腺素受体激活Akt通路,进而增强巨噬细胞的吞噬功能
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Last time updated on 15/10/2024