低能量体外震波对糖尿病慢性创面模型血管新生和血管内皮细胞生长因子表达的影响

被引:15
作者
燕晓宇
杨光
成亮
陈明
程相国
柴益民
罗从风
曾炳芳
机构
[1] 上海交通大学附属第六人民医院骨科
关键词
体外震波; 糖尿病创面; 血管内皮细胞生长因子; 血管新生; 愈合;
D O I
暂无
中图分类号
R587.1 [糖尿病];
学科分类号
100201 [内科学];
摘要
背景:体外震波作为一种非侵入性的物理刺激近年来发现具有促进新生血管形成、促进组织修复的功能。目的:观察体外震波对创面内血管内皮细胞生长因子表达和新血管形成的影响及促进创面愈合的作用。方法:72只SD大鼠随机均分为治疗组、糖尿病组及对照组。治疗组和糖尿病组制作糖尿病慢性创面模型。建模后1d治疗组创面用体外震波处理,糖尿病组和对照组仅涂抹耦合液。观察创面的肉芽组织和新血管形成情况,检测血管内皮细胞生长因子蛋白含量及mRNA的表达水平。结果与结论:与糖尿病组比较,治疗组创面的闭合率增加。治疗后3d开始,治疗组创面内毛细血管数量比糖尿病组增多,肉芽组织相应增加。与对照组比较,糖尿病组血管内皮细胞生长因子蛋白含量和mRNA表达水平在3d和7d均降低,在7d出现下降。经体外震波治疗后,各时间段表达均增高,在14d出现下降。说明糖尿病创面局部血管内皮细胞生长因子分泌量降低和高表达时段缩短是其难愈的重要因素之一,体外震波治疗可增加糖尿病创面组织内血管内皮细胞生长因子的表达强度,延长其高表达的时间,从而促进创面内新血管形成,最终加快肉芽组织生长和创面愈合。
引用
收藏
页码:2745 / 2749
页数:5
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