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Published on: May 8, 2015
Cold signaling and cold response in plants
Kenji Miura1, Tsuyoshi Furumoto
1Faculty of Life and Environmental Sciences, University of Tsukuba, Tsukuba 305-8572, Japan. kmiura@gene.tsukuba.ac.jp.
International Journal of Molecular Sciences
|March 8, 2013
Summary
Plants enhance freezing tolerance through cold acclimation, a process involving complex physiological and genetic changes. This review highlights recent advances in understanding cold stress signaling and plant adaptation mechanisms.
Area of Science:
- Plant Biology
- Environmental Stress Physiology
Background:
- Plants face constant environmental stresses, with freezing temperatures significantly impacting growth and crop yields.
- Cold acclimation is a crucial plant survival mechanism, involving physiological and biochemical adaptations to non-freezing low temperatures.
- Gene expression, protein, and metabolite alterations are key responses to cold stress.
Purpose of the Study:
- To review recent scientific advances in cold stress signaling pathways in plants.
- To highlight the mechanisms plants employ to develop tolerance to freezing temperatures.
- To discuss the role of post-transcriptional and post-translational regulations in cold response.
Main Methods:
- Literature review of recent studies on plant cold stress.
- Analysis of molecular, physiological, and biochemical changes during cold acclimation.
- Synthesis of findings on gene, protein, and metabolite regulation in response to cold.
Main Results:
- Cold acclimation involves complex physiological and biochemical modifications.
- Significant alterations in gene expression, protein profiles, and metabolite levels occur during cold stress.
- Post-transcriptional and post-translational regulatory mechanisms are integral to cold signaling.
Conclusions:
- Understanding cold acclimation is vital for improving crop resilience to low temperatures.
- Recent research reveals intricate signaling networks governing plant responses to cold stress.
- Further investigation into regulatory mechanisms can enhance strategies for agricultural adaptation to climate change.
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