The present invention provides a culture method for the proliferation of a pluripotent stem cell while maintaining an undifferentiated state, comprising a step of cultivating a pluripotent stem cell in a medium added with at least one selected from the group consisting of ethanolamine, ethanolamine analogs and pharmaceutically acceptable salts thereof, and substantially free of β-mercaptoethanol or containing β-mercaptoethanol at a concentration of not more than 9 µM, and the like.
本发明提供了一种在保持未分化状态下增殖多能干细胞的培养方法,该方法包括在
培养基中培养多能干细胞的步骤,
培养基中添加至少一种选自
乙醇胺、
乙醇胺类似物及其药学上可接受的盐组成的组,且基本上不含β-巯基
乙醇或含有浓度不超过9 µM的β-巯基
乙醇等。