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蒜素对普雷格尔手法诱导大鼠肝缺血再灌注模型肝脏及远隔器官损伤的影响。

The effects of sulforaphane on the liver and remote organ damage in hepatic ischemia-reperfusion model formed with pringle maneuver in rats.

机构信息

Department of General Surgery, Dicle University Medical Faculty, Diyarbakir, Turkey.

Department of General Surgery, Dicle University Medical Faculty, Diyarbakir, Turkey.

出版信息

Int J Surg. 2015 Jun;18:163-8. doi: 10.1016/j.ijsu.2015.04.049. Epub 2015 Apr 26.

Abstract

BACKGROUND

The purpose of this study was to investigate the effect of Sulforaphane on ischemia/ reperfusion (IR) injury of the liver and distant organs resulting from liver blood flow arrest.

MATERIALS AND METHODS

Fourty Wistar rats were assigned into four groups, each included 10 rats were used. Group I as only laparatomy, Group II laparatomy and Sulforaphane application, Group III hepatic IR; and Group IV as hepatic IR and Sulforaphane application group. Animals were subjected to liver ischemia for 30 min and then reperfusion is started. 5 mg/kg Sulforaphane was applied via oral lavage 15 minutes before initiating the experimental study. Blood samples were taken from the animals for biochemical analysis at 60th minutes of the experiment in the first and second groups; 30 minutes after beginning reperfusion in the third and forth groups. Simultaneously, liver, lung and kidney tissues were sampled for biochemical and histopathological examinations.

RESULTS

The administration of sulforaphane significantly reduced the serum TOA and liver TOA levels, increased the serum TAC and liver TAC levels and also decreased The OSI and liver OSI levels. In the histopathologic examination, the injury was reduced by the administration of sulforaphane. Administration of sulforaphane did not lead to any significant changes in any parameter including histopathological parameters in both the kidney and the lung.

CONCLUSIONS

Sulforaphane reduced the liver oxidative stress from I/R injury. A histological injury in liver was reduced by sulforaphane administration. However, there were no significant effects of sulforaphane on the remote organ injuries induced by IR.

摘要

背景

本研究旨在探讨萝卜硫素对肝血流阻断引起的肝及远隔器官缺血/再灌注(IR)损伤的影响。

材料与方法

40 只 Wistar 大鼠分为 4 组,每组 10 只。组 I 仅行剖腹术,组 II 行剖腹术加萝卜硫素应用,组 III 行肝 IR;组 IV 行肝 IR 加萝卜硫素应用组。动物肝缺血 30 min 后开始再灌注。实验前 15 分钟,经口服灌胃给予 5 mg/kg 萝卜硫素。第 1 组和第 2 组在实验第 60 分钟采血进行生化分析;第 3 组和第 4 组在再灌注开始后 30 分钟采血。同时,采集肝、肺和肾组织进行生化和组织病理学检查。

结果

萝卜硫素的给药显著降低了血清 TOA 和肝 TOA 水平,增加了血清 TAC 和肝 TAC 水平,同时降低了 OSI 和肝 OSI 水平。在组织病理学检查中,萝卜硫素的给药减轻了损伤。萝卜硫素的给药对肾脏和肺部的任何参数(包括组织病理学参数)均无显著影响。

结论

萝卜硫素减轻了 I/R 损伤引起的肝氧化应激。萝卜硫素给药可减轻肝组织损伤。然而,萝卜硫素对 IR 引起的远隔器官损伤没有显著影响。

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