黑布药膏对慢性皮肤溃疡伴有异常纤维化的治疗作用及机制

R285.5; 目的 研究黑布药膏对转化生长因子-β1(TGF-β1)诱导的人永生化表皮细胞(HaCaT)上皮间质转化(EMT)的影响,探讨黑布药膏治疗慢性皮肤溃疡伴有异常纤维化的作用机制.方法 使用TGF-β1诱导人HaCa细胞EMT模型.将HaCaT细胞分为空白对照组,模型组,以及黑布药膏高、中、低剂量组.各组均加入DMEM高糖培养基(4.00 mmol/L左旋谷酰胺、4.5 g/L葡萄糖)外,模型组加入TGF-β1(0.01 mg/L),黑布药膏高、中、低剂量组加入TGF-β1(0.01 mg/L)与不同剂量黑布药膏提取物(0.5、0.25、0.125 mg/L).使用CCK-8法检测黑...

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Published in北京中医药大学学报 Vol. 46; no. 12; pp. 1684 - 1693
Main Authors 姚文涛, 彭冰, 马慧可, 王正春, 曲剑华, 李萍, 何秀娟
Format Journal Article
LanguageChinese
Published 首都医科大学附属北京中医医院北京市中医药研究所 北京 100010 01.12.2023
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ISSN1006-2157
DOI10.3969/j.issn.1006-2157.2023.12.009

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Abstract R285.5; 目的 研究黑布药膏对转化生长因子-β1(TGF-β1)诱导的人永生化表皮细胞(HaCaT)上皮间质转化(EMT)的影响,探讨黑布药膏治疗慢性皮肤溃疡伴有异常纤维化的作用机制.方法 使用TGF-β1诱导人HaCa细胞EMT模型.将HaCaT细胞分为空白对照组,模型组,以及黑布药膏高、中、低剂量组.各组均加入DMEM高糖培养基(4.00 mmol/L左旋谷酰胺、4.5 g/L葡萄糖)外,模型组加入TGF-β1(0.01 mg/L),黑布药膏高、中、低剂量组加入TGF-β1(0.01 mg/L)与不同剂量黑布药膏提取物(0.5、0.25、0.125 mg/L).使用CCK-8法检测黑布药膏对HaCaT细胞活性的影响;划痕实验检测黑布药膏对HaCaT细胞迁移能力的影响;免疫荧光法检测EMT上皮标志物上皮钙黏素(E-cadherin),间质标志物神经钙黏素(N-cadherin)和波形蛋白(vimentin)的表达;蛋白质印迹法检测Sma和Mad相关蛋白(Smad)和胞外信号调节激酶(ERK)信号通路相关蛋白的表达.结果 黑布药膏提取物浓度在0.5 mg/L以下对HaCaT细胞活性无影响.与模型组相比,黑布药膏各剂量组可抑制TGF-β1刺激后的HaCaT细胞迁移,促进E-cadherin表达,抑制N-cadherin、vimentin表达,抑制TGF-β1诱导的HaCaT细胞Smad2、Smad3和ERK1/2蛋白的磷酸化(P<0.05).结论 黑布药膏可能通过抑制Smad和ERK信号通路,抑制表皮细胞向间质细胞过度转化,从而促进创面周围异常纤维化的慢性皮肤溃疡愈合.
AbstractList R285.5; 目的 研究黑布药膏对转化生长因子-β1(TGF-β1)诱导的人永生化表皮细胞(HaCaT)上皮间质转化(EMT)的影响,探讨黑布药膏治疗慢性皮肤溃疡伴有异常纤维化的作用机制.方法 使用TGF-β1诱导人HaCa细胞EMT模型.将HaCaT细胞分为空白对照组,模型组,以及黑布药膏高、中、低剂量组.各组均加入DMEM高糖培养基(4.00 mmol/L左旋谷酰胺、4.5 g/L葡萄糖)外,模型组加入TGF-β1(0.01 mg/L),黑布药膏高、中、低剂量组加入TGF-β1(0.01 mg/L)与不同剂量黑布药膏提取物(0.5、0.25、0.125 mg/L).使用CCK-8法检测黑布药膏对HaCaT细胞活性的影响;划痕实验检测黑布药膏对HaCaT细胞迁移能力的影响;免疫荧光法检测EMT上皮标志物上皮钙黏素(E-cadherin),间质标志物神经钙黏素(N-cadherin)和波形蛋白(vimentin)的表达;蛋白质印迹法检测Sma和Mad相关蛋白(Smad)和胞外信号调节激酶(ERK)信号通路相关蛋白的表达.结果 黑布药膏提取物浓度在0.5 mg/L以下对HaCaT细胞活性无影响.与模型组相比,黑布药膏各剂量组可抑制TGF-β1刺激后的HaCaT细胞迁移,促进E-cadherin表达,抑制N-cadherin、vimentin表达,抑制TGF-β1诱导的HaCaT细胞Smad2、Smad3和ERK1/2蛋白的磷酸化(P<0.05).结论 黑布药膏可能通过抑制Smad和ERK信号通路,抑制表皮细胞向间质细胞过度转化,从而促进创面周围异常纤维化的慢性皮肤溃疡愈合.
Author 姚文涛
王正春
李萍
曲剑华
彭冰
马慧可
何秀娟
AuthorAffiliation 首都医科大学附属北京中医医院北京市中医药研究所 北京 100010
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MA Huike
QU Jianhua
PENG Bing
HE Xiujuan
YAO Wentao
WANG Zhengchun
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DocumentTitle_FL Therapeutic efficacy and mechanisms of HeiBu Ointment in the treatment of chronic skin ulcers with abnormal fibrosis
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Issue 12
Keywords 黑布药膏
human immortalized epidermal cells
慢性皮肤溃疡
skin fibrosis
HeiBu Ointment
chronic skin ulcer
上皮间质转化
epithelial-mesenchymal transition
人永生化表皮细胞
皮肤纤维化
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Title 黑布药膏对慢性皮肤溃疡伴有异常纤维化的治疗作用及机制
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