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Biomolecular Condensates in Combined and Recurrent Plant Stresses: Integrating Phase Separation, Signal
1Department of Horticulture and Life Science, Yeungnam University, Gyeongsan 38541, Republic of Korea.
International Journal of Molecular Sciences
|May 27, 2026
Summary
Plant biomolecular condensates rapidly organize cellular responses to complex stresses. While evidence is growing, further research is needed to confirm their roles in stress memory and simultaneous multi-stress conditions for crop improvement.
Area of Science:
- Plant Biology
- Cellular Stress Response
- Biomolecular Condensates
Background:
- Plants face complex, overlapping, and recurrent environmental stresses.
- Cellular mechanisms for organizing responses to combined stresses are not fully understood.
- Biomolecular condensates, formed by phase separation, regulate key cellular processes.
Purpose of the Study:
- To evaluate the hypothesis that plant biomolecular condensates organize responses to combined and recurrent stresses.
- To synthesize current knowledge on various stress-responsive condensates in plants.
- To propose a framework for future research on plant stress resilience.
Main Methods:
- Literature review and synthesis of existing research on plant stress biology and phase separation.
- Analysis of known stress-responsive compartments including stress granules, processing bodies, and nuclear/plastid condensates.
- Integration of phase separation principles with plant multi-stress physiology.
Main Results:
- Biomolecular condensates are proposed as key organizers of cellular responses by modulating molecular accessibility, RNA fate, proteostasis, and signaling.
- Evidence supports condensates as rapid stress-responsive organizers, influencing signal filtering and RNA triage.
- Direct evidence for condensate persistence post-recovery or causal roles in simultaneous multi-stress remains limited.
Conclusions:
- Plant biomolecular condensates likely play a significant role in organizing responses to complex stress scenarios.
- Further research is needed to elucidate condensate-mediated signal prioritization and stress memory.
- Understanding these mechanisms is crucial for enhancing plant stress resilience and crop improvement.
Keywords:
biomolecular condensatescross-stress acclimationphase separationplant stress responsessignal prioritizationstress memoryMore Related Videos
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