Water-soluble immunological adjuvants, in particular for vaccines, obtained from mycobacteria and related microorganisms and process for their extraction

US3976544A · kind A · utility

Assignee

• The Agence Nationale de Valorisation de le Recherche · FR

Inventors

• Arlette Adam · Palaiseau, FR
• Frank Berger · Leutenbach, DE
• Louis Chedid · Paris, FR
• Edgar Lederer · Sceaux, FR
• Jean-Francois Petit · Paris, FR
• Rita Ciorbaru · Montrouge, FR

Key dates

• Filing date: Jun 19, 1973
• Grant date: Aug 24, 1976
• Expiry date: Jun 19, 1993

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10S435/866
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

The invention pertains to a water-soluble immunological adjuvant, especially for vaccines. It is obtained by enzymatic treatment of mycobacteria or Nocardia whole cells in aqueous medium and by a recovery from said aqueous medium.