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概述:本文介绍了自由基的一般概念、生物学意义及其与胃肠疾病的关系。对其在胃肠疾病中的作用机制和最新进展作了简要概述。自由基清除剂能明显减轻外界因素导致的胃粘膜急性损伤。在小肠缺血/再灌流性损伤中,自由基是重要因素。其来源主要
Overview: This article describes the general concept of free radicals, biological significance and its relationship with gastrointestinal diseases. Its mechanism of action in gastrointestinal diseases and the latest progress made a brief overview. Free radical scavengers can significantly reduce the external factors that cause acute gastric mucosal injury. In intestinal ischemia / reperfusion injury, free radicals are important factors. Its main source