Related Concept Videos
01:57Adaptations that Reduce Water Loss
28.3K
Though evaporation from plant leaves drives transpiration, it also results in loss of water. Because water is critical for photosynthetic reactions and other cellular processes, evolutionary pressures on plants in different environments have driven the acquisition of adaptations that reduce water loss.
28.3K
02:02Responses to Salt Stress
14.8K
Salt stress—which can be triggered by high salt concentrations in a plant’s environment—can significantly affect plant growth and crop production by influencing photosynthesis and the absorption of water and nutrients.
14.8K
01:25Cell Signaling in Plants
6.8K
Plant cells communicate to coordinate their cycle of growth, flowering and fruiting, and activities in roots, shoots, and leaves in response to the changing environmental conditions. Plant signaling is distinct from animal signaling. Plants primarily utilize enzyme-linked receptors, whereas the largest class of cell-surface receptors in animals are G-protein coupled receptors (GPCRs). Unlike animals, receptor tyrosine kinases are rare in plants. Instead, plants have a diverse class of...
6.8K
02:45Responses to Heat and Cold Stress
15.2K
Every organism has an optimum temperature range within which healthy growth and physiological functioning can occur. At the ends of this range, there will be a minimum and maximum temperature that interrupt biological processes.
15.2K
02:41Responses to Drought and Flooding
12.2K
Water plays a significant role in the life cycle of plants. However, insufficient or excess of water can be detrimental and pose a serious threat to plants.
12.2K
02:12Short-distance Transport of Resources
17.8K
Short-distance transport refers to transport that occurs over a distance of just 2-3 cells, crossing the plasma membrane in the process. Small uncharged molecules, such as oxygen, carbon dioxide, and water, can diffuse across the plasma membrane on their own. In contrast, ions and larger molecules require the assistance of transport proteins due to their charge or size. Transport across membranes also occurs within individual cells, playing a variety of essential roles for the plant as a whole.
17.8K
You might also read
Related Articles
Articles linked to this work by shared authors, journal, and citation graph.
Sort by
Same author
Transcutaneous electrical nerve stimulation changed the relative abundance of intestinal microbiota in rats with knee osteoarthritis: a potential treatment for KOA.
International microbiology : the official journal of the Spanish Society for Microbiology·2026
Same author
Mechanistic insights into the enhanced degradation of hydroxychloroquine by singlet oxygen in PMS and PMS/Cl<sub>2</sub> systems: A comparative study.
Journal of environmental management·2026
Same author
Comprehensive evaluation of ocular surface parameters in patients with moderate-to-high myopia.
International journal of ophthalmology·2025
Related Experiment Video
Updated: Feb 26, 2026
08:46
Forward Genetic Screen Using Transgenic Calcium Reporter Aequorin to Identify Novel Targets in Calcium Signaling
Published on: August 1, 2020
8.8K
Relationship between calcium decoding elements and plant abiotic-stress resistance.
Wei-Yi Song1, Zheng-Bin Zhang, Hong-Bo Shao
1Center for Agricultural Resources Research, Institute of Genetic &Developmental Biology, Chinese Academy of Sciences, Shijiazhuang, 050021, China.
International Journal of Biological Sciences
|May 9, 2008
Summary
Calcium ions act as crucial second messengers in plants, regulating growth and stress responses. This review explores the link between calcium signaling, stomatal closure, and water use efficiency for improved drought resistance.
Area of Science:
- Plant Physiology
- Molecular Biology
- Biochemistry
Background:
- Calcium ions (Ca2+) are vital second messengers in plant cells, mediating responses to environmental stimuli like hormones, pathogens, light, gravity, and stress.
- Calcium signaling is essential for plant growth, development, and adaptation to abiotic stresses such as drought, cold, and salinity.
- Specific calcium channel proteins, like AtTPC1 and TaTPC1, are implicated in regulating stomatal closure, a key process in plant water management.
Purpose of the Study:
- To review the role of calcium signaling in plant adaptation to drought and other abiotic stresses.
- To explore the relationship between calcium transporters, stomatal closure, and leaf water use efficiency (WUE).
- To highlight the importance of understanding calcium's role in developing drought-resistant crop varieties for water conservation.
Main Methods:
- Literature review synthesizing current research on calcium signaling in plants.
- Analysis of studies investigating calcium transport mechanisms in the apoplast and transpiration stream.
- Examination of research linking calcium signaling elements to stomatal regulation and water use efficiency.
Main Results:
- Calcium ions (Ca2+) are transported from root to shoot via the transpiration stream, with extracellular ([Ca2+]o) and intracellular ([Ca2+]i) concentrations influenced by soil Ca2+ and transpiration rates.
- Calcium signaling pathways are involved in abscisic acid (ABA)-induced stomatal closure, crucial for drought adaptation.
- A potential close relationship exists between Ca2+ transporters, stomatal closure, and leaf water use efficiency (WUE).
Conclusions:
- Calcium signaling plays a fundamental role in plant responses to abiotic stresses, particularly drought.
- Further research into Ca2+ transporters and their regulation of stomatal closure and WUE is warranted.
- Understanding these mechanisms can aid in breeding crop varieties with enhanced drought resistance and water use efficiency for sustainable agriculture.