(19)

(11)

EP 1 119 772 A1

(12)

(43) Date of publication: 01.08.2001 Bulletin 2001/31 (21) Application number: 99970164.2 (22) Date of filing: 01.10.1999

(51) International Patent Classification (IPC)7: G01N 33/566 (86) International application number: PCT/IB9901/681 (87) International publication number: WO 0020/867 (13.04.2000 Gazette 2000/15)

(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: 01.10.1998 US 102647 P (71) Applicants: Titievsky, Alexey Vladimirovich 00710 Helsinki (FI) Poteriaev, Dmitri 00014 Helsinki (FI) Arumae, Urmas 02200 Espoo (FI) Saarma, Mart 00570 Helsinki (FI)	(72) Inventors: Titievsky, Alexey Vladimirovich 00710 Helsinki (FI) Poteriaev, Dmitri 00014 Helsinki (FI) Arumae, Urmas 02200 Espoo (FI) Saarma, Mart 00570 Helsinki (FI) (74) Representative: Hallybone, Huw George et al CARPMAELS AND RANSFORD43 Bloomsbury Square London WC1A 2RA London WC1A 2RA (GB)