Patent · US Expired

Use in an animal host and precursors for vaccines utilizing avian-human reassortants to combat influenza A virus

US4552757A · kind A · utility

2Cited by
4References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 20, 1983
Grant dateNov 12, 1985
Priority date
Expiry dateDec 20, 2003

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC12N2760/16161
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A method of producing a vaccine useful in animals which comprises producing a reassortment by gene exchange from an avian influenza A virus parent and an animal influenza A virus parent and then selecting for the reassortant containing two animal surface antigen genes and six avian internal genes by temperature and antibodies.

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