Transgenic plants with enhanced growth characteristics
Abstract
The invention relates to transgenic plants exhibiting dramatically enhanced growth rates, greater seed and fruit/pod yields, earlier and more productive flowering, more efficient nitrogen utilization, increased tolerance to high salt conditions, and increased biomass yields. In one embodiment, transgenic plants engineered to over-express both glutamine phenylpyruvate transaminase (GPT) and glutamine synthetase (GS) are provided. The GPT+GS double-transgenic plants of the invention consistently exhibit enhanced growth characteristics, with T0 generation lines showing an increase in biomass over wild type counterparts of between 50% and 300%. Generations that result from sexual crosses and/or selfing typically perform even better, with some of the double-transgenic plants achieving an astounding four-fold biomass increase over wild type plants.
- Inventors:
- Issue Date:
- Research Org.:
- Los Alamos National Laboratory (LANL), Los Alamos, NM (United States)
- Sponsoring Org.:
- USDOE
- OSTI Identifier:
- 1416534
- Patent Number(s):
- 9862964
- Application Number:
- 15/256,721
- Assignee:
- Los Alamos National Security, LLC (Los Alamos, NM); University of Maine System Board of Trustees (Bangor, ME)
- Patent Classifications (CPCs):
-
C - CHEMISTRY C12 - BIOCHEMISTRY C12N - MICROORGANISMS OR ENZYMES
C - CHEMISTRY C12 - BIOCHEMISTRY C12Y - ENZYMES
- DOE Contract Number:
- AC52-06NA25396
- Resource Type:
- Patent
- Resource Relation:
- Patent File Date: 2016 Sep 05
- Country of Publication:
- United States
- Language:
- English
- Subject:
- 59 BASIC BIOLOGICAL SCIENCES
Citation Formats
Unkefer, Pat J., Anderson, Penelope S., and Knight, Thomas J. Transgenic plants with enhanced growth characteristics. United States: N. p., 2018.
Web.
Unkefer, Pat J., Anderson, Penelope S., & Knight, Thomas J. Transgenic plants with enhanced growth characteristics. United States.
Unkefer, Pat J., Anderson, Penelope S., and Knight, Thomas J. Tue .
"Transgenic plants with enhanced growth characteristics". United States. https://www.osti.gov/servlets/purl/1416534.
@article{osti_1416534,
title = {Transgenic plants with enhanced growth characteristics},
author = {Unkefer, Pat J. and Anderson, Penelope S. and Knight, Thomas J.},
abstractNote = {The invention relates to transgenic plants exhibiting dramatically enhanced growth rates, greater seed and fruit/pod yields, earlier and more productive flowering, more efficient nitrogen utilization, increased tolerance to high salt conditions, and increased biomass yields. In one embodiment, transgenic plants engineered to over-express both glutamine phenylpyruvate transaminase (GPT) and glutamine synthetase (GS) are provided. The GPT+GS double-transgenic plants of the invention consistently exhibit enhanced growth characteristics, with T0 generation lines showing an increase in biomass over wild type counterparts of between 50% and 300%. Generations that result from sexual crosses and/or selfing typically perform even better, with some of the double-transgenic plants achieving an astounding four-fold biomass increase over wild type plants.},
doi = {},
journal = {},
number = ,
volume = ,
place = {United States},
year = {Tue Jan 09 00:00:00 EST 2018},
month = {Tue Jan 09 00:00:00 EST 2018}
}
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