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首页> 外文期刊>World Journal of Gastroenterology >Hepatocellular apoptosis after hepatectomy in obstructive jaundice in rats
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Hepatocellular apoptosis after hepatectomy in obstructive jaundice in rats

机译:大鼠梗阻性黄疸肝切除术后肝细胞凋亡

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AIM: To investigate the hepatocellular apoptosis after hepatectomy in obstructive jaundice and biliary decompression rats. METHODS: After bile duct ligation for 7 days, rats were randomly divided into OB group in which the rats underwent 70 % hepatectomy, OB-CD group in which the rats underwent hepatectomy accompanied by choledochoduodenostomy, CD-Hx group in which the rats underwent choledochoduodenostomy and then received 70 % hepatectomy on the fifth day after biliary decompression. The control group (Hx group) only underwent hepatectomy. RESULTS: The level of total serum bilirubin and serum enzymes was significantly lower in CD-Hx group than in OB-CD and OB groups on day 1, 3 and 5 after hepatectomy. The apoptotic index was significantly lower in CD-Hx group than in OB-CD and OB groups on day 3 and 5. The oligonucleosomal DNA fragments and Caspase-3 activity were also lower in CD-Hx group than in OB-CD and OB groups 3 days after hepatectomy, without differences between CD-Hx and Hx groups. CONCLUSION: Hepatocellular apoptosis plays vital roles in jaundice rats, and biliary decompression is more effective in treatment of patients with severe jaundice before operation.
机译:目的:探讨梗阻性黄疸和胆道减压大鼠肝切除术后肝细胞凋亡。方法:胆管结扎7天后,将大鼠随机分为70%肝切除的OB组,进行肝胆管十二指肠吻合术的肝切除OB-CD组,进行胆总管十二指肠吻合术的CD-Hx组然后在胆道减压后的第五天接受70%的肝切除术。对照组(Hx组)仅接受肝切除术。结果:在肝切除术后第1、3和5天,CD-Hx组的总血清胆红素和血清酶水平明显低于OB-CD和OB组。在第3天和第5天,CD-Hx组的凋亡指数显着低于OB-CD和OB组。CD-Hx组的寡核小体DNA片段和Caspase-3活性也低于OB-CD和OB组肝切除术后3天,CD-Hx和Hx组之间无差异。结论:肝细胞凋亡在黄疸大鼠中起着至关重要的作用,胆道减压术对重度黄疸患者术前治疗更为有效。

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