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Modified plasma clotting factor VIII and method of use thereof

Grant US12583907B2 Kind: B2 Mar 24, 2026

Assignee

AAVnerGene, INC.

Inventors

Qizhao Wang, Daozhan Yu

Abstract

Modified human factor VIII polypeptides with enhanced factor VIII activity are described. In some embodiments, the modified human factor VIII polypeptides comprise one or more amino acid substitutions at positions A20, T21, F57, L69, I80, L178, R199, H212, I215, R269, I310, L318, S332, R378, I610 and/or I661. Such polypeptides and viral vectors encoding such polypeptides may be used for treatment of FVIII deficiencies, such as hemophilia A.

CPC Classifications

C07K 14/755 C12N 15/86 A61K 38/00

Filing Date

2023-09-15

Application No.

18468535

Claims

17