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时间:2020-04-22
《酒精性脂肪肝大鼠肠源性内毒素血症模型的建立-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、实用肝脏病杂志2014年1月第17卷第1期JPracHepatol,Jan.2014.Vo1.17No.1·l5·}·酒精性肝病·酒精性脂肪肝大鼠肠源性内毒素血症模型的建立张军会,王永辉,周然,王悦尧【摘要】目的建立酒精性脂肪肝大鼠肠源性内毒素血症模型。方法采用梯度酒精灌胃法早晚两次灌胃,并以10%酒精为饮料,建立大鼠酒精性脂肪肝模型。分别于3w和6w检测肝脂肪变、肝内炎症、肝功能和血清内毒素水平。结果模型组自6w出现显著的肝脂肪变,肝指数(3.6±0.2)、肝脂肪变积分(3.0±0.9)和炎症积分(1.0±0.6)均显著高于同期对照组水平[分别为(3.1±O.1)、(0.0±O
2、.0)和(O.0±0.0),P<0.05];在6周时模型动物血浆内毒素、血清D一乳酸、二胺氧化酶和AST分别为(1435.6±52.9)pg/ml、(20.7±5.4)mmol/L、(25.5±2.0)U/L和(124.5±13.2)U/L,较正常组均明显升高[分别为(89.9±10.5)pg/ml、(5.0±1.1)mmo1]L、(7.4±1.7)u几和(40.4±15.2)U/L,P<0.053。结论用该方法连续6w成功建立单纯性酒精性脂肪肝肠源性内毒素血症模型。【关键词】酒精性脂肪肝;肠源性内毒素血症;肠黏膜通透性;大鼠DOI:10.3969~.issn.1672-5069
3、.2014.01.005Establishmentofexperimentalmodelofalcoholicfattyliveraccompanied、vithintestinalendotoxemiainratsZhangJunhui,WangYonghui,ZhouRan,et.ChengduUniversityofTraditionalChineseMedicine,Chengdu610o75SichuanProvince。China【Abstract】ObjectiveToestablishallexperimentMmodelofalcoholicfattyliver
4、accompaniedwithintesti—nalendotoxemiainrats.MethodsAratmodelofalcoholicfattyliverwasestablishedbygradientethanolgavagemethod;Theliversteatosis,intrahepaticinflammation,liverfunctiontestsandserumlipopolysaccharideweredeter-minedat3and6weeksofexperiment.ResultSignificantliversteatosiswasobserve
5、dafter6weeksofethanoladministrationinthemodelrats;Theliverindex,liversteatosisscores,inflammationscoresinmodelratswere(3.62:0.2),(3.0~0.9)and(1.0+0.6),respectively,significantlyhigherthanthoseinnormalcontrols[(3.1E0.1),(0.0~0.0)and(0.0±0.0),respectively,P<0.05)];Similarly,selqlm1ipopolysaccha
6、ride,D-lactate,diamineoxidaseandaspertateaminotransferaselevelsinmodelratsat6monthswere(1435.6~52.9)pg/ml,(20.7~5.4)mmol/L,(25.5±2.0)U/Land(124.52:13.2)U/L,whichwerealsosignificantlyhigherthanthoseinnormalcontrols[(89.9~10.5)pg/ml,(5.0±1.1)mmol/L,(7.42:1.7)U/Land(40.4~15.2)U/L,respectively,P<
7、0.053.ConclusionAratmodelofalcoholicfattyliveraccompaniedwithintestinalendotoxemiacanbesuccessfullyestablishbyusinggradientethanolgavagefor6weeks.【Keywords】Alcoholicfattyliver;Intestinalendotoxemia;Permeabilityofintestinalmucosa;Rats深入研究酒精性肝病
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