(19)

(11)

EP 1 057 004 A1

(12)

(43) Date of publication: 06.12.2000 Bulletin 2000/49 (21) Application number: 99909507.8 (22) Date of filing: 18.02.1999

(51) International Patent Classification (IPC)7: G01N 15/14 (86) International application number: PCT/US9903/476 (87) International publication number: WO 9942/809 (26.08.1999 Gazette 1999/34)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 20.02.1998 US 75451 P (71) Applicant: Sanguinex Raleigh, NC 27624-8385 (US)	(72) Inventor: OBERHARDT, Bruce, J. Raleigh, NC 27615 (US) (74) Representative: Horner, Martin Grenville et al Cruikshank & Fairweather19 Royal Exchange Square Glasgow G1 3AEScotland Glasgow G1 3AEScotland (GB)