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Signaling pathways in activated hepatic stellate cells
Author(s): 
Pages: 238-240
Year: Issue:  3
Journal: Chinese Journal of Hepatology

Keyword:  Liver cirrhosisSignal transductionHepatic stellate cells;
Abstract: 肝纤维化是肝脏对各种急慢性肝损伤的疤痕修复反应的结果,是各种慢性肝病向肝硬化进展的共同环节,其最主要的特征是以胶原为主的细胞外基质(ECM)的生成与降解失衡,在肝脏中的过度沉积.活化的肝星状细胞(HSC)是肝纤维化发生时ECM的主要来源.HSC持续激活后增殖、迁移和表型转化,成为肌成纤维样细胞,是肝纤维化发生和发展的核心环节.活化HSC具有如下特点:(1)合成和分泌间质胶原等各种ECM;(2)自分...
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