目的诱导患者来源的眼表细胞产生iPS细胞,并诱导这种病人特异的iPS细胞向角膜上皮干细胞定向分化。 方法采用患者来源的翼状胬肉基质成纤维细胞(PSF)和人结膜上皮细胞(HCjE),通过逆转录病毒载体介导将OCT4、SOX2、c-MYC和KLF4等4种转录因子导入细胞中,经过一系列的条件诱导过程,诱导这两种细胞转化成iPS细胞。然后采用碱性磷酸酶染色、RT-PCR检测、免疫荧光染色、基因芯片分析等方法对所诱导的iPS细胞进行鉴定。最后采用IV型胶原加KSFM培养基单独培养、IV型胶原加SHEM培养基单独培养、IV型胶原加KSFM和SHEM培养基轮流诱导的方法诱导iPS细胞向角膜上皮干细胞方向分...Objective To generate iPSCs from patient’s ocular surface epithelial cells and fibroblasts, and induce differentiation of these patient-specific iPSCs into corneal epithelial stem cells. Methods iPSCs were generated from pterygium stromal fibroblast (PSF) and human conjunctival epithelium(HCjE) by introducing four reprogramming genes (OCT4、SOX2、c-MYC and KLF4). After that, the iPS cell line wa...学位:理学硕士院系专业:医学院药学系_药理学学号:2452008115349