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Plant responses to environmental stress
1Department of Biochemistry, University of Arizona, Tucson 85721.
Current Opinion in Biotechnology
|April 1, 1992
Summary
Researchers are identifying genes and pathways for crop stress tolerance. Future genetically engineered crops could gain resistance to environmental challenges.
Area of Science:
- Plant genetics and molecular biology
- Abiotic stress response mechanisms in crops
Background:
- Significant advancements in identifying genes crucial for abiotic stress tolerance.
- Understanding of stress-responsive gene promoters and signal-transduction pathways is increasing.
Purpose of the Study:
- To highlight the current progress in abiotic stress tolerance research.
- To emphasize the transition towards testing genetic modifications for stress resistance.
Main Methods:
- Identification of key genes involved in stress tolerance.
- Characterization of stress-responsive gene promoters.
- Elucidation of signal-transduction pathways.
Main Results:
- Progress in identifying genes for abiotic stress tolerance.
- Detailed understanding of stress-responsive gene regulation and signaling.
Conclusions:
- Research is nearing a critical point for practical application.
- Correlative genetic changes are poised for testing to confer stress tolerance in crops.