	US 12,356,981 B2
	Cell freezing medium for clinical use
Fei Wang, Shanghai (CN); Jiaping He, Shanghai (CN); Dijun Zhao, Shanghai (CN); Victor Liu, Shanghai (CN); and Dingzhu Yang, Shanghai (CN)
Assigned to ABELZETA INC., Rockville, MD (US)
Filed by ABELZETA INC., Rockville, MD (US)
Filed on May 20, 2022, as Appl. No. 17/749,260.
Application 17/749,260 is a continuation of application No. 16/472,962, granted, now 11,363,812, previously published as PCT/CN2017/118381, filed on Dec. 25, 2017.
Claims priority of application No. 201611204901.8 (CN), filed on Dec. 23, 2016.
Prior Publication US 2022/0272965 A1, Sep. 1, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. A01N 1/125 (2025.01); A01N 1/126 (2025.01); A61K 39/00 (2006.01); C07K 14/765 (2006.01); C12N 5/00 (2006.01); C12N 5/0775 (2010.01); C12N 5/0783 (2010.01)

CPC A01N 1/125 (2025.01) [A01N 1/126 (2025.01); A61K 39/0011 (2013.01); C07K 14/765 (2013.01); C12N 5/0037 (2013.01); C12N 5/0636 (2013.01); C12N 5/0663 (2013.01); A61K 2039/5156 (2013.01); A61K 2039/5158 (2013.01); C12N 2500/16 (2013.01); C12N 2500/32 (2013.01); C12N 2500/35 (2013.01); C12N 2500/38 (2013.01); C12N 2500/50 (2013.01); C12N 2500/62 (2013.01)]

17 Claims

1. A cell cryopreservation solution for long-term storage of a mammalian stem cell, comprising:

(a) an albumin; and

(b) amino acids; wherein the amino acids consist of a combination of glycine and arginine or a combination of leucine and phenylalanine.