(19)

(11)

EP 0 788 544 A2

(12)

(43) Date of publication: 13.08.1997 Bulletin 1997/33 (21) Application number: 95934745.0 (22) Date of filing: 25.10.1995

(51) International Patent Classification (IPC):  A01K 67/ 027( . ) C12N 1/ 19( . ) C12N 5/ 10( . ) C12N 15/ 12( . ) C07K 14/ 705( . ) C12N 1/ 21( . ) C12N 15/ 09( . ) C12R 1/ 865( . ) (86) International application number: PCT/GB1995/002520 (87) International publication number: WO 1996/012804 (02.05.1996 Gazette 1996/20)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: LT LV SI (30) Priority: 25.10.1994 GB 19940021464 (71) Applicant: Imutran Limited Cambridge CB2 2AH (GB)	(72) Inventor: YANNOUTSOS, Nicholas P.O. Box 1738 NL-300 DR Rotterdam (NL) (74) Representative: White, Martin Paul  Kilburn & Strode, 30 John Street London WC1N 2DD London WC1N 2DD (GB)