(19)

(11)

EP 1 144 645 A1

(12)

(43) Date of publication: 17.10.2001 Bulletin 2001/42 (21) Application number: 00901525.6 (22) Date of filing: 10.01.2000

(51) International Patent Classification (IPC)7: C12N 15/31, C07K 14/22, A61K 39/095, C07K 16/12 (86) International application number: PCT/EP0000/136 (87) International publication number: WO 0042/192 (20.07.2000 Gazette 2000/29)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: AL LT LV MK RO SI (30) Priority: 15.01.1999 GB 9900841 28.01.1999 GB 9901946 (71) Applicant: SMITHKLINE BEECHAM BIOLOGICALS S.A. 1330 Rixensart (BE)	(72) Inventor: RUELLE, Jean-Louis,SmithKline Beecham B-1330 Rixensart (BE) (74) Representative: Mallalieu, Catherine Louise  D. Young & Co.,21 New Fetter Lane London EC4A 1DA London EC4A 1DA (GB)