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    • 9. 发明公开
    • Method for culturing Langerhans islets cells
    • Verfahren zur Kultivierung von Langerhansinsel-Zellen
    • EP0994185A2
    • 2000-04-19
    • EP99308203.1
    • 1999-10-18
    • Yoon, Tai-Wook
    • Yoon, Tai-Wook
    • C12N5/08
    • C12N5/0676A61K35/12C12N2500/25C12N2500/38C12N2500/90C12N2501/105C12N2501/11C12N2501/12C12N2501/13C12N2501/135C12N2501/39C12N2501/585C12N2501/70C12N2509/00
    • A method for culturing Langerhans islets to obtain an amount sufficient for transplant and autotransplant is disclosed. The islets are cultured in a culture serum (rat/human) medium which is supplemented with radical scavengers, growth factors, a matrix material, nerve growth factor, cell migrating/scattering factors and anti-integrin β1 antibody at proper the time during the culturing process. The medium is supplemented with radical scavengers and growth factors for the first time and then further supplemented with matrix material, radical scavengers, nerve growth factor and the growth factors around 12-24 hours after culturing. Thereafter, supplemented with growth factors, cell migrating/scattering factors and anti-integrin β1 antibody at 4-5 days into the culturing process. The culturing process is conduced for an extended period of time, so that any latent red blood cells are eliminated from the islet culture. The islets then continue to proliferate to produce an amount of islets which is sufficient for transplantation into a diabetic patient, including a human, to provide extended normoglycaemia and islet regeneration to fully treat diabetes mellitus without the growth of fibroblasts.
    • 公开了一种培养朗格汉斯胰岛以获得足以进行移植和自体移植的量的方法。 将胰岛培养在培养血清(大鼠/人)培养基中,其中补充有自由基清除剂,生长因子,基质材料,神经生长因子,细胞迁移/散射因子和抗整联蛋白β1抗体 培养过程。 培养基首先补充自由基清除剂和生长因子,然后在培养后12-24小时左右进一步补充基质材料,自由基清除剂,神经生长因子和生长因子。 此后,在培养过程中4-5天,补充生长因子,细胞迁移/散射因子和抗整联蛋白β1抗体。 培养过程延长了一段时间,使得任何潜伏的红细胞从胰岛培养物中消除。 胰岛然后继续增殖以产生一定量的胰岛,其足以移植到糖尿病患者(包括人)中,以提供延长的血糖异常和胰岛再生以完全治疗糖尿病而无需成纤维细胞的生长。