Patent · US Active

Use of glutamine synthetase for treating hyperammonemia

US11932885B2 · kind B2 · utility

0Cited by
3References
19Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 3, 2022
Grant dateMar 19, 2024
Priority date
Expiry dateJun 3, 2042

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07K19/00
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The present invention relates to the use of glutamine synthetase as a protein therapy (such as enzyme replacement protein therapy) for the treatment of hyperammonemia. In particular the invention relates to the systemic administration of glutamine synthetase. The glutamine synthetase may be provided in conjugated or fusion form, to increase its half-life in the circulation. Also provided is a pharmaceutical composition comprising glutamine synthetase. The invention also relates to the uses, methods, and compositions involving a combination of the glutamine synthetase protein and an ammonia lowering agent, such as a nitrogen scavenger.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.