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:
Jan. 14, 2025

Filed:

Nov. 18, 2021
Applicant:

The Board of Trustees of the Leland Stanford Junior University, Stanford, CA (US);

Inventors:

Aaron Michael Ring, New Haven, CT (US);

Kenan Christopher Garcia, Menlo Park, CA (US);

Kipp Andrew Weiskopf, Brookline, MA (US);

Aron M. Levin, Cambridge, MA (US);

Irving L Weissman, Stanford, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61K 38/16 (2006.01); C07K 14/47 (2006.01); C07K 16/28 (2006.01); C07K 16/46 (2006.01); A61K 38/17 (2006.01); G01N 33/50 (2006.01);
U.S. Cl.
CPC ...
C07K 16/2803 (2013.01); C07K 14/4703 (2013.01); A61K 38/16 (2013.01); A61K 38/1774 (2013.01); C07K 2317/52 (2013.01); C07K 2319/30 (2013.01); C12Y 301/03048 (2013.01); G01N 33/5005 (2013.01);
Abstract

High affinity SIRP-α reagent are provided, which (i) comprise at least one amino acid change relative to the wild-type protein; and (ii) have an increased affinity for CD47 relative to the wild-type protein. Compositions and methods are provided for modulating phagocytosis in a mammal by administering a therapeutic dose of a pharmaceutical composition comprising a high affinity SIRPα reagent, which blocks the physiological binding interaction between SIRPα and its ligand CD47.


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