(19)

(11)

EP 0 765 390 A1

(12)

(43) Date of publication: 02.04.1997 Bulletin 1997/14 (21) Application number: 95924467.0 (22) Date of filing: 12.07.1995

(51) International Patent Classification (IPC):  A01K 67/ 027( . ) A23C 9/ 20( . ) C12N 5/ 10( . ) C12N 15/ 85( . ) A23C 9/ 00( . ) C07K 14/ 76( . ) C12N 15/ 09( . ) C12P 21/ 02( . ) (86) International application number: PCT/GB1995/001651 (87) International publication number: WO 1996/002640 (01.02.1996 Gazette 1996/06)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 13.07.1994 WO 1994GB01514 15.12.1994 GB 19940025326 31.01.1995 US 19950381691 25.02.1995 GB 19950003822 (71) Applicant: PPL Therapeutics (Scotland) Limited Edinburgh, Midlothian EH25 9PP (GB)	(72) Inventors: COOPER, Julian Blacksburn, VA 24060 (US) SCHNIEKE, Angelike Edinburgh EH10 5PD (GB) (74) Representative: Pattullo, Norman, et al  Murgitroyd and Company 373 Scotland Street Glasgow G5 8QA Glasgow G5 8QA (GB)