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CysLT2受體拮抗劑HAMI3379抑制LPS誘導(dǎo)小鼠小膠質(zhì)瘤細(xì)胞系的炎性反應(yīng)

發(fā)布時(shí)間:2021-04-25 12:00
  目的探究半胱氨酰白三烯2(Cys LT2)受體拮抗劑HAMI3379對(duì)LPS誘導(dǎo)小鼠小膠質(zhì)細(xì)胞(BV-2)炎性反應(yīng)的調(diào)控作用及其可能的作用機(jī)制。方法體外培養(yǎng)BV-2,將BV-2分為對(duì)照組、LPS(100 ng/m L)組、HAMI3379(0. 01、0. 1和1μmol/m L)組和LPS+HAMI3379組。CCK-8法檢測(cè)BV-2細(xì)胞的增殖; ELISA檢測(cè)細(xì)胞上清液中炎性因子IL-1β、TNF-α、IL-10的含量; Western-blot檢測(cè)PKCα、IKBα、NF-κB p50和p65蛋白的表達(dá)。結(jié)果 LPS能夠激活BV-2細(xì)胞,促進(jìn)其細(xì)胞的增殖(P<0. 05);顯著增加細(xì)胞上清液中炎性因子IL-1β、TNF-α的分泌,減少IL-10的分泌(P<0. 05);且顯著上調(diào)PKCα、IKBα、p65蛋白的表達(dá)水平(P<0. 05)。Cys LT2受體拮抗劑HAMI3379能夠顯著減輕上述變化(P<0. 05)。結(jié)論 Cys LT2受體拮抗劑HAMI3379能夠抑制LPS激活BV-2細(xì)胞,抑制炎性反應(yīng),其作用機(jī)制可能與抑制PKCα/NF-κB信號(hào)通路有... 

【文章來(lái)源】:基礎(chǔ)醫(yī)學(xué)與臨床. 2020,40(02)CSCD

【文章頁(yè)數(shù)】:6 頁(yè)

【參考文獻(xiàn)】:
期刊論文
[1]Cerebral ischemia and neuroregeneration[J]. Reggie H.C.Lee,Michelle H.H.Lee,Celeste Y.C.Wu,Alexandre Couto e Silva,Harlee E.Possoit,Tsung-Han Hsieh,Alireza Minagar,Hung Wen Lin.  Neural Regeneration Research. 2018(03)
[2]Cysteinyl leukotriene receptors CysLT1 and CysLT2 are upregulated in acute neuronal injury after focal cerebral ischemia in mice[J]. Yan-jun ZHANG~(2,3)Lei ZHANG~2 Yi-lu YE~2 San-hua FANG~2 Yu ZHOU~2 Wei-ping ZHANG~2 Yun-bi LU~2 Er-qing WEI~(2,4)2 Department of Pharmacology,School of Medicine,Zhejiang University,Hangzhou 310058;3 Zhejiang Provincial Centre for Disease Control and Prevention,Hangzhou 310009,China.  Acta Pharmacologica Sinica. 2006(12)



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