Patent ID: 11889829
Assignee: OTSUKA PHARMACEUTICAL FACTORY, INC.
Field: Biotechnology (Chemistry)
Classification: CPC A  C | IPC A  C

Claim 0:
1. A liquid for cryopreserving a mammalian cell, consisting of an isotonic solution comprising: 2.0 to 6.0% (w/v) of trehalose or a trehalose derivative, or a salt of the trehalose or the trehalose derivative, 4.0 to 7.0% (w/v) of dextran or a dextran derivative, or a salt of the dextran or the dextran derivative, and 2.0 to 15% (v/v) of dimethylsulfoxide or glycerin, and not containing any of serum, albumin or glucose.