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《大黄牡丹汤含药血清对脂多糖刺激的小鼠巨噬细胞RAW264.7中TRIF和TRAM表达的影响-论文.pdf》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、122ChineseJournalofClinicalMedicine,2014.Vo1.21,No.2中国临床医学2014年4月第21卷第2期●论著大黄牡丹汤含药血清对脂多糖刺激的小鼠巨噬细胞RAW264.7中TRIF和TRAM表达的影响刘军承解静杨晓燕杨洁王丽敏孙燕妮(上海中医药大学附属普陀医院急诊内科,上海200062)摘要目的:研究大黄牡丹汤含药血清对细菌脂多糖(1ipopo1ysaccharide,LPS)刺激的小鼠巨噬细胞株RAW264.7中Toll白介素受体相关调节因子(Toll—interleukin1receptor—domain—
2、containingadapterinducinginterferon-b,TRIF)及TR1F相关的接头分子(TRIF-relatedadaptormolecule,TRAM)表达的影响。方法:2O只SD大鼠随机分为4组:对照组以及中药高、中、低浓度组,每组5只。各组大鼠分别相应地以0.9%氯化钠液或高、中、低浓度大黄牡丹汤(13.2、6,6、3.3g/kg)连续灌胃7d,末次灌胃给药2h后行心脏采血并处死,分离血清(即含药血清)。体外培养RAW264.7细胞,随机分为对照组、模型组(LPS处理组)以及中药高、中、低浓度组。除对照组外,其他组均用5
3、/~g/mLLPS刺激RAW264.7细胞24h,3个中药组同时给予相应浓度大黄牡丹汤含药血清进行干预,分别采用RT—PCR和Westernblotting法检测各组细胞中TRIF和TRAM的mRNA和蛋白的表达水平。结果:模型组细胞TRIF和TRAM的mRNA和蛋白表达水平均显著高于对照组(P<0.01),中药中、高浓度组细胞TRIF和TRAM的mRNA表达水平均显著低于中药低浓度组及模型组(P<0.01),中药中、高浓度组TRIF和TRAM的蛋白表达水平也明显低于低浓度组(P4、S刺激后RAW264.7细胞中TRIF和TRAM的表达。关键词大黄牡丹汤;含药血清;巨噬细胞;Toll白介素受体相关调节因子;TRIF相关的接头分子中图分类号R563.9文献标识码AEffectsofDahuangmudanTangDrugSerumonExpressionofTRIFandTRAMinLipopolysaccharide-Stimula—tedRAW264.7MurineMacrophagesLUJunCHENGJejingYANGXiaoyanYANGJieW_ANGLiminSUNYanniDepartmentofEmergen5、cyMedicine,PutuoHospital,ShanghaiUniversi—tyofTraditionalChineseMedicine,Shanghai200062,ChinaAbstractObjective:ToinvestigatetheeffectofDahuangmudanTangdrugserumontheexpressionofToll—interleukin1re—ceptor—domain-containingadapter—inducinginterferon-h(TRIF)andTRIF—relatedadaptorm6、olecule(TRAM)inlipopolysaccha—ride-stimulatedRAW264.7murinemacrophagecellline.Methods:TwentySDratswererandomlydividedintocontrolgroup,DahuangmudanTanglowconcentrationgroup,DahuangmudanTangmoderateconcentrationgroup,DahuangmudanTanghighconcentrationgroup。withfiveratsineachgroup.7、Allratsunderwentgastricperfusiondailywith0.9sodiumchloridesolu—tion,DahuangmudanTanginlow,moderateorhighconcentrations(13.2,6.6and3.3g/kg),respectively.Bloodwasdrawnfromrats’hearts2hafterendingperfusiononthe7thday,andtheserum(thatisthedrugserum)wasisolatedfortesting。RAW264.7cel8、lswereculturedandequallydividedintocontrolgroup,modelg
4、S刺激后RAW264.7细胞中TRIF和TRAM的表达。关键词大黄牡丹汤;含药血清;巨噬细胞;Toll白介素受体相关调节因子;TRIF相关的接头分子中图分类号R563.9文献标识码AEffectsofDahuangmudanTangDrugSerumonExpressionofTRIFandTRAMinLipopolysaccharide-Stimula—tedRAW264.7MurineMacrophagesLUJunCHENGJejingYANGXiaoyanYANGJieW_ANGLiminSUNYanniDepartmentofEmergen
5、cyMedicine,PutuoHospital,ShanghaiUniversi—tyofTraditionalChineseMedicine,Shanghai200062,ChinaAbstractObjective:ToinvestigatetheeffectofDahuangmudanTangdrugserumontheexpressionofToll—interleukin1re—ceptor—domain-containingadapter—inducinginterferon-h(TRIF)andTRIF—relatedadaptorm
6、olecule(TRAM)inlipopolysaccha—ride-stimulatedRAW264.7murinemacrophagecellline.Methods:TwentySDratswererandomlydividedintocontrolgroup,DahuangmudanTanglowconcentrationgroup,DahuangmudanTangmoderateconcentrationgroup,DahuangmudanTanghighconcentrationgroup。withfiveratsineachgroup.
7、Allratsunderwentgastricperfusiondailywith0.9sodiumchloridesolu—tion,DahuangmudanTanginlow,moderateorhighconcentrations(13.2,6.6and3.3g/kg),respectively.Bloodwasdrawnfromrats’hearts2hafterendingperfusiononthe7thday,andtheserum(thatisthedrugserum)wasisolatedfortesting。RAW264.7cel
8、lswereculturedandequallydividedintocontrolgroup,modelg
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