摘要
[目的]探讨电针对血脑屏障(blood brain barrier,BBB)通过P-糖蛋白(P-glycoporotein,P-gp)路径调控的可能性。[方法]根据BBB结构与功能特点,立足于电针对BBB的促透效应的现有研究报道,通过探讨P-gp相关调控路径及电针对此通路部分相关物质的影响,分析电针通过P-gp路径实现BBB促透效应的可能性。[结果]电针可以调节一氧化氮(nitric oxide,NO)、一氧化氮合酶(nitric oxide synthase,NOS)水平,降低促炎细胞因子肿瘤坏死因子(tumor necrosis factor-α,TNF-α)含量,抑制核转录因子κB(nuclear factor kappa B,NF-k B)水平;提高血管内皮生长因子(vascular endothelial growth factor,VEGF)水平,调节VEGF信使单链核糖核酸(messenger Ribonucleic Acid,m RNA)、质膜结合血管内皮生长因子受体(fetal Liver Kinase 1,flk-1)、磷酸化微囊蛋白1(caveolin-1)。[结论]电针可能通过调节促炎细胞因子肿瘤坏死因子/蛋白激酶Cβ1/1-磷酸鞘氨醇受体1(tumor necrosis factor-α/protein kinase cβ1/sphingosine 1-phosphatereceptor,TNF-α/PKCβ1/S1PR1)信号通路和血管内皮生长因子信号通路中的相关分子水平来调控P-gp来影响BBB通透性。
[Objective]Discuss the possibility of electroacupuncture influencing the permeability of BBB which was suspected by the regulation of P-glycoprotein.[Methods]According to the structure of BBB,the reports about electroacupuncture help permeate BBB through the material related with P-gp,analysing the possibility of electroacupuncture through the P-gp related methods influencing the permeability of BBB.[Results]Electroacupuncture can adjust the content of NO and NOS,reduce TNF-α,suppress NF-kb; In another way,it can increase the content of VEGF,influence VEGF m RNA,Flt-1,Flk-1,pcaveolin-1.[Conclusion]There is a great possibility of electroacupuncture influencing the permeability of BBB through two main signal pathways and regulating P-glycoprotein are TNF-α/PKCβ/S1PR1 signaling and vascular endothelial growth factor signaling.
引文
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