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Title:
COMPOSITIONS AND METHODS OF USE OF ACC OXIDASE POLYNUCLEOTIDES AND POLYPEPTIDES
Document Type and Number:
WIPO Patent Application WO/2014/143996
Kind Code:
A3
Abstract:
Transgenic compositions and methods reduce the expression of endogenous ACC oxidase genes to improve an agronomic characteristic of a crop plant, which may be maize. Yield increase and drought tolerance due to reduction in the endogenous ACC oxidase levels are observed. ACC oxidase genes are identified in maize, rice, and Arabidopsis genomes.

Inventors:
BAO XIAOMING (US)
HABBEN JEFFREY E (US)
HUMBERT SABRINA (US)
Application Number:
PCT/US2014/028214
Publication Date:
November 06, 2014
Filing Date:
March 14, 2014
Export Citation:
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Assignee:
PIONEER HI BRED INT (US)
BAO XIAOMING (US)
HABBEN JEFFREY E (US)
HUMBERT SABRINA (US)
International Classes:
C12N9/02; C12N15/82; C12Q1/68
Foreign References:
US20050066389A12005-03-24
Other References:
WI SOO JIN ET AL: "Antisense expression of carnation cDNA encoding ACC synthase or ACC oxidase enhances polyamine content and abiotic stress tolerance in transgenic tobacco plants", MOLECULES AND CELLS, SEOUL, KR, vol. 13, no. 2, 30 April 2002 (2002-04-30), pages 209 - 220, XP002338203, ISSN: 1016-8478
W. Y. SOBEIH: "Long-distance signals regulating stomatal conductance and leaf growth in tomato (Lycopersicon esculentum) plants subjected to partial root-zone drying", JOURNAL OF EXPERIMENTAL BOTANY, vol. 55, no. 407, 10 September 2004 (2004-09-10), pages 2353 - 2363, XP055128146, ISSN: 0022-0957, DOI: 10.1093/jxb/erh204
YOUNG T E ET AL: "ACC Synthase Expression Regulates Leaf Performance and Drought Tolerance in Maize", THE PLANT JOURNAL, BLACKWELL SCIENTIFIC PUBLICATIONS, OXFORD, GB, vol. 40, no. 5, 1 December 2004 (2004-12-01), pages 813 - 825, XP002997116, ISSN: 0960-7412, DOI: 10.1111/J.1365-313X.2004.02255.X
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JOHN I ET AL: "DELAYED LEAF SENESCENCE IN ETHYLENE-DEFICIENT ACC-OXIDASE ANTISENSE TOMATO PLANTS: MOLECULAR AND PHYSIOLOGICAL ANALYSIS", THE PLANT JOURNAL, BLACKWELL SCIENTIFIC PUBLICATIONS, OXFORD, GB, vol. 7, no. 3, 1 March 1995 (1995-03-01), pages 483 - 490, XP002014397, ISSN: 0960-7412, DOI: 10.1046/J.1365-313X.1995.7030483.X
TUOMAINEN J ET AL: "Ozone induction of ethylene emission in tomato plants: Regulation by differential accumulation of transcripts for the biosynthetic enzymes", THE PLANT JOURNAL, BLACKWELL SCIENTIFIC PUBLICATIONS, OXFORD, GB, vol. 12, no. 5, 1 November 1997 (1997-11-01), pages 1151 - 1162, XP002288052, ISSN: 0960-7412, DOI: 10.1046/J.1365-313X.1997.12051151.X
HAMILTON A J ET AL: "ANTISENSE GENE THAT INHIBITS SYNTHESIS OF THE HORMONE ETHYLENE IN TRANSGENIC PLANTS", NATURE, NATURE PUBLISHING GROUP, UNITED KINGDOM, vol. 346, 19 July 1990 (1990-07-19), pages 284 - 287, XP002919320, ISSN: 0028-0836, DOI: 10.1038/346284A0
Attorney, Agent or Firm:
VARLEY, Karen K. (Inc.7250 N.W. 62nd Avenu, Johnston Iowa, US)
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