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- W780690192 abstract "目的研究内毒素耐受(endotoxin tolerance,ET)对大鼠接受D-胺基半乳糖(D—GalN)/月旨多糖(LPS)刺激后肝组织超微结构改变及血清细胞因子变化的影响。方法雄性SD大鼠先以0.1mg/kgLPS腹腔注射,每日1次,连续5次,于第5次注射24h后再腹腔注射D—GaIN800mg/kg和LPS8ug/只,注射D—GaIN/LPS24h后留取大鼠血及肝脏标本。苏木素-伊红染色及透射电镜下观察肝组织病理及超微结构变化;采用鲎试剂基质显色法测定血清内毒素水平,ELISA法检测肿瘤坏死因子(TNF—α)、白细胞介素-6(IL-6)水平。结果ET组大鼠血清丙氨酸氨基转移酶(ALT)、天门冬氨酸氨基转移酶(AST)、总胆红素(TBiL)水平均明显低于急性肝衰竭(ALF)组(P〈0.01),且ET组大鼠肝组织病理改变及超微结构变化明显轻于ALF组;同时,ET组大鼠血清内毒素、TNF—α、IL-6水平亦明显低于ALF组(P〈0.01)。结论内毒素耐受时,大剂量的D—GaIN和LPS腹腔注射可减轻肝组织损害,内毒素、TNF—α、IL-6释放减少,提示内毒素耐受可能有助于防治急性肝功能衰竭。" @default.
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- W780690192 date "2008-12-10" @default.
- W780690192 modified "2023-09-23" @default.
- W780690192 title "内毒素耐受对D-GalN/LPS致大鼠肝损伤保护" @default.
- W780690192 doi "https://doi.org/10.11847/zgggws2008-24-12-42" @default.
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