TY - JOUR A2 - 德弗朗西斯,弗朗西斯AU - 胡,成渝AU - 香格里拉,李焕之AU - 伟,宣城AU - 周,月AU - 瓯,清涧AU - 陈,止痒AU - 朱,小满AU - 徐,Jing-英AU - 金,彩霞AU - 高,芙蓉AU - 王,胡AU - 张,经发AU - 张,吴阶平AU - 鲁,历下AU - 徐,郭塘坳 - 田,海滨PY - 2020 DA - 2020 /01/06 TI - 移植部位影响脂肪来源的干细胞为基础的治疗视网膜变性SP的结果 - 9625798 VL - 2020 AB - 脂肪来源干细胞(ASCs)已经表现出对视网膜变性疾病(RDD很强的保护作用)被移植到动物模型中的视网膜下间隙之后。最近,一些临床试验已经进行了干细胞的移植体内,其中的ASC治疗RDD。然而,临床试验的结果并不令人满意。要调查,如果移植部位变造基于干细胞的治疗RDD的结果如何,我们分离的大鼠的ASC(区域审计事务中心),并用绿色荧光蛋白标记它们。自体区域审计事务中心被移植到由碘酸钠(SI)诱导的大鼠模型RDD玻璃体腔或视网膜下腔。所述电响应通过ERG记录。在大鼠眼的冷冻切片中观察到在移植后两周1,2视网膜的解剖结构,以及4.神经视网膜细胞凋亡和视网膜前膜 - (ERM-)样结构形成了通过免疫染色调查。区域审计事务中心的玻璃体内移植导致了熄灭电响应,虽然神经视网膜的玫瑰花结形成和凋亡的减少。然而,在视网膜下腔的接枝区域审计事务中心免受由SI的损害的保护视网膜,包括部分回收所述电响应的和在形成玫瑰花结的降低。 Intravitreally grafted rASCs formed a membrane, resulting in retina folding at the injection site. Müller cells, retinal pigment epithelial cells, and microglial cells migrated from the retina to the rASC-formed membrane and subsequently formed an ERM-like structure. Furthermore, vitreous fluid promoted rASC migration, and rASC-conditioned medium enhanced Müller cell migration as indicated by in vitro studies. These data suggested that the vitreous chamber is not a good transplantation site for ASC-based therapy for RDD and that a deliberate decision should be made before transplantation of stem cells into the vitreous chamber to treat RDD in clinical trials. SN - 1687-966X UR - https://doi.org/10.1155/2020/9625798 DO - 10.1155/2020/9625798 JF - Stem Cells International PB - Hindawi KW - ER -