(19)

(11)

EP 0 977 477 A2

(12)

(88) Date of publication A3: 03.12.1998 (43) Date of publication: 09.02.2000 Bulletin 2000/06 (21) Application number: 98902398.1 (22) Date of filing: 08.01.1998

(51) International Patent Classification (IPC)7: A01K 27/00 (86) International application number: PCT/US9800/120 (87) International publication number: WO 9830/254 (16.07.1998 Gazette 1998/28)

(84) Designated Contracting States: CH DE FR GB IT LI NL SE (30) Priority: 10.01.1997 US 781695 10.01.1997 US 781690 (71) Applicant: EMORY UNIVERSITY Atlanta, GA 30322 (US)	(72) Inventors: BONSAL, Robert, Wingfield Stone Mountain, GA 30083 (US) EMERY, Milburn, Spencer Marietta, GA 30067 (US) WEISS, Jay, Michael Atlanta, GA 30324 (US) (74) Representative: Farwell, William Robert et al PHILLIPS & LEIGH7 Staple InnHigh Holborn London WC1V 7QF London WC1V 7QF (GB)