(19)

(11)

EP 0 404 890 A1

(12)

(43) Date of publication: 02.01.1991 Bulletin 1991/01 (21) Application number: 89913040.0 (22) Date of filing: 20.10.1989

(51) International Patent Classification (IPC):  A01K 67/ 033( . ) (86) International application number: PCT/US1989/004728 (87) International publication number: WO 1990/005779 (31.05.1990 Gazette 1990/12)

(84) Designated Contracting States: FR IT (30) Priority: 22.11.1988 US 19880274989 (71) Applicant: HAWAII MEDFLY BIOTECHNOLOGY PARTNERS Honolulu, HI 96814 (US)	(72) Inventor: SAUL, Stephen, H. Honolulu, HI 96826 (US) (74) Representative: Paget, Hugh Charles Edward  MEWBURN ELLIS 2 Cursitor Street London EC4A 1BQ London EC4A 1BQ (GB)