(19)

(11)

EP 0 850 245 A1

(12)

(43) Date of publication: 01.07.1998 Bulletin 1998/27 (21) Application number: 96930806.0 (22) Date of filing: 12.09.1996

(51) International Patent Classification (IPC):  C07H 3/ 06( . ) G01N 33/ 68( . ) (86) International application number: PCT/US1996/014528 (87) International publication number: WO 1997/010250 (20.03.1997 Gazette 1997/13)

(84) Designated Contracting States: DE FR GB (30) Priority: 14.09.1995 US 19950527888 (71) Applicant: CITY OF HOPE Duarte California 91010-0269 (US)	(72) Inventor: BLEICH, David Pasadena, CA 91101 (US) (74) Representative: Hall, Marina  Elkington and Fife Prospect House, 8 Pembroke Road Sevenoaks, Kent TN13 1XR Sevenoaks, Kent TN13 1XR (GB)