(19)

(11)

EP 1 272 612 A1

(12)

(43) Date of publication: 08.01.2003 Bulletin 2003/02 (21) Application number: 01913066.5 (22) Date of filing: 26.02.2001

(51) International Patent Classification (IPC)7: C12N 1/36 (86) International application number: PCT/US0106/131 (87) International publication number: WO 0106/4843 (07.09.2001 Gazette 2001/36)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR (30) Priority: 28.02.2000 US 185589 P 09.06.2000 US 210561 P (71) Applicant: STRATAGENE La Jolla, CA 92037 (US)	(72) Inventors: FELTS, Katherine, A. San Diego, CA 92128 (US) VAILLANCOURT, Peter, E. Del Mar, CA 92014 (US) SORGE, Joseph, A. Wilson, WY 83014 (US) (74) Representative: Maschio, Antonio  D Young & Co,21 New Fetter Lane London EC4A 1DA London EC4A 1DA (GB)