Patent · US Expired

Process for the purification, solubilization and/or detoxification of protein antigens of bacteria of the Bordetella genus using a carbonate buffer and an acellular anti-whooping cough vaccine

US4774086A · kind A · utility

8Cited by
8References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 15, 1987
Grant dateSep 27, 1988
Priority date
Expiry dateApr 15, 2007

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S435/822
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A method for the purification, solubilization and/or detoxification of protein antigens of bacteria of the Bordetella genus involves the use of a carbonate buffer having a pH of 8.3 to 11.6. An acellular anti-whooping cough vaccine containing active principles in this carbonate buffer is also disclosed.

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