(19)

(11)

EP 1 831 376 A1

(12)

(43) Date of publication: 12.09.2007 Bulletin 2007/37 (21) Application number: 04815600.4 (22) Date of filing: 28.12.2004

(51) International Patent Classification (IPC):  C12N 15/82(2006.01) A01H 5/10(2006.01) C12N 15/29(2006.01) A01H 5/00(2006.01) C07K 14/415(2006.01) (86) International application number: PCT/US2004/043543 (87) International publication number: WO 2006/071219 (06.07.2006 Gazette 2006/27)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR (71) Applicant: PIONEER HI-BRED INTERNATIONAL, INC. Johnston, Iowa 50131-1014 (US)	(72) Inventors: JUNG, Rudolf Des Moines, IA 50311 (US) HU, Wang-Nan Johnston, IA 50131 (US) MEELEY, Robert B. Des Moines, IA 50312 (US) SEWALT, Vincent J.H. West Des Moines, IA 50266 (US) NAIR, Ramesh Ankeny, IA 50021 (US) (74) Representative: Bentham, Andrew  J.A. Kemp & Co. 14 South Square Gray's Inn London WC1R 5JJ London WC1R 5JJ (GB)