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胰腺星形细胞与慢性胰腺炎和胰腺癌(综述)

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摘要 胰腺星形细胞(PSC)是一种与肝星状细胞结构和功能相似的细胞,通常处于静息态,受到致病因子的刺激时可由静息态转变为激活态,转变为"成肌纤维细胞",自分泌和旁分泌的作用下持续增生;PSC的增生和激活是胰腺纤维化发生的中心环节,活化的PSC合成大量的细胞外基质沉积在胰腺,从而导致胰腺纤维化的发生,在慢性胰腺炎及胰腺癌胰腺纤维化的过程起重要作用。目前针对抑制PSC的活化及增殖进行的靶向治疗也取得了初步进展。本文就PSC的特性、分离方法及其增殖、活化及凋亡,以及PSC在胰腺炎症和肿瘤中的作用和靶向治疗做一综述。
作者 马慧发
出处 《中国城乡企业卫生》 2010年第2期33-35,共3页 Chinese Journal of Urban and Rural Enterprise Hygiene
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