Related Patent Info

Provided is a method for preserving neural tissue (e.g., those derived from pluripotent stem cells) for several hours to several weeks without freezing at a temperature of 8°C to 30°C, a preservative solution therefor, a method for transporting neural tissue by using said method and said preservative solution, and a transplant composition. In a preferred embodiment, the preservative solution has a potassium ion concentration of more than 0 mM and less than 115 mM.