The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 04, 2023

Filed:

Jan. 13, 2021
Applicant:

President and Fellows of Harvard College, Cambridge, MA (US);

Inventors:

Torsten B. Meissner, Somerville, MA (US);

Leonardo M. R. Ferreira, San Francisco, CA (US);

Jack L. Strominger, Cambridge, MA (US);

Chad A. Cowan, Boston, MA (US);

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12N 5/0735 (2010.01); C12N 5/074 (2010.01); C12N 15/86 (2006.01); C12N 15/90 (2006.01); A61K 39/00 (2006.01);
U.S. Cl.
CPC ...
C12N 5/0606 (2013.01); A61K 39/001 (2013.01); C12N 5/0696 (2013.01); C12N 15/86 (2013.01); C12N 15/907 (2013.01); C12N 2310/20 (2017.05); C12N 2501/50 (2013.01); C12N 2501/599 (2013.01); C12N 2501/998 (2013.01); C12N 2510/00 (2013.01);
Abstract

Disclosed herein are universal donor stem cells and related methods of their use and production. The universal donor stem cells disclosed herein are useful for overcoming the immune rejection in cell-based transplantation therapies. In certain embodiments, the universal donor stem cells disclosed herein do not express one or more MHC-I and MHC-II human leukocyte antigens. Similarly, in certain embodiments, the universal donor stem cells disclosed herein do not express one or more human leukocyte antigens (e.g., HLA-A, HLA-B and/or HLA-C) corresponding to MHC-I and MHC-II human leukocyte antigens, thereby rendering such cells hypoimmunogenic.


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