(19)

(11)

EP 0 686 201 A1

(12)

(43) Date of publication: 13.12.1995 Bulletin 1995/50 (21) Application number: 94909031.0 (22) Date of filing: 19.02.1994

(51) International Patent Classification (IPC):  C12Q 1/ 68( . ) (86) International application number: PCT/EP1994/000516 (87) International publication number: WO 1994/019489 (01.09.1994 Gazette 1994/20)

(84) Designated Contracting States: BE DE DK FR GB IE NL (30) Priority: 27.02.1993 GB 19930004026 (71) Applicant: AgrEvo UK Limited Hauxton Cambridge CB2 5HU (GB)	(72) Inventors: UGARTE, Edgardo F-75013 Paris (FR) SCHAFF, Sophie F-95110 Sannois (FR) (74) Representative: Waldman, Ralph David, et al  AgrEvo UK Limited Patent Department Chesterford Park Saffron Walden Essex CB10 1XL Saffron Walden Essex CB10 1XL (GB)