(19)

(11)

EP 1 352 242 A2

(12)

(88) Date of publication A3: 06.03.2003 (43) Date of publication: 15.10.2003 Bulletin 2003/42 (21) Application number: 02715487.1 (22) Date of filing: 14.01.2002

(51) International Patent Classification (IPC)7: G01N 33/53 (86) International application number: PCT/GB0200/127 (87) International publication number: WO 0205/6024 (18.07.2002 Gazette 2002/29)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 12.01.2001 GB 0100919 08.05.2001 CA 2346583 08.05.2001 US 289595 P (71) Applicant: Affibody AB 161 02 Stokholm (SE)	(72) Inventors: KARLSTRÖM, Amelie S-112 37 Stockholm (SE) NYGREN, Per-Ake S-178 40 Ekerö (SE) (74) Representative: Larsson, Kjell  AWAPATENT AB,Box 45086 104 30 Stockholm 104 30 Stockholm (SE)