(19)

(11)

EP 0 236 359 A1

(12)

(43) Date of publication: 16.09.1987 Bulletin 1987/38 (21) Application number: 86905110.0 (22) Date of filing: 06.08.1986

(51) International Patent Classification (IPC):  A23L 1/ 236( . ) C07K 5/ 072( . ) C07K 1/ 00( . ) C07K 5/ 075( . ) (86) International application number: PCT/US1986/001654 (87) International publication number: WO 1987/000732 (12.02.1987 Gazette 1987/04)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI LU NL SE (30) Priority: 09.08.1985 US 19850764008 (71) Applicant: THE UNIVERSITY OF GEORGIA RESEARCH FOUNDATION, INC. Athens, Georgia 30602 (US)	(72) Inventor: STAMMER, Charles, H. Athens, GA 30606 (US) (74) Representative: Warren, Anthony Robert  BARON & WARREN, 18 South End, Kensington London W8 5BU London W8 5BU (GB)