(19)

(11)

EP 1 009 820 A1

(12)

(43) Date of publication: 21.06.2000 Bulletin 2000/25 (21) Application number: 98901256.2 (22) Date of filing: 03.02.1998

(51) International Patent Classification (IPC)7: C12N 15/11, C12N 15/62 (86) International application number: PCT/AU9800/057 (87) International publication number: WO 9833/903 (06.08.1998 Gazette 1998/31)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 03.02.1997 AU PO492397 (71) Applicant: COMMONWEALTH SCIENTIFIC AND INDUSTRIAL RESEARCH ORGANISATION Campbell,ACT 2612 (AU)	(72) Inventor: MOLLOY, Peter, Laurence Chatswood, NSW 2067 (AU) (74) Representative: Lee, Nicholas John et al Kilburn & Strode,20 Red Lion Street London WC1R 4PJ London WC1R 4PJ (GB)