ArticleInternational journal of molecular sciences2023
Drought Stress Alleviator Melatonin Reconfigures Water-Stressed Barley (
Article in International journal of molecular sciences, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.
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17 citing papers in PubMed, 35 citations in OpenAlex.
- Modulatory Effects of Pre- and Post-Drought Root Application of Melatonin on the Antioxidant Defense in Young Wheat Plants.International journal of molecular sciences · 2026Article
- Phytomelatonin as a key regulator of drought stress adaptation: signaling networks, microbial interactions, and biotechnological potential.Frontiers in plant science · 2026Review
- Melatonin: A Dual Protector of Pepper Plants Under Drought Stress via Antioxidant Defence and Glyoxalase-Mediated Cell Detoxification.International journal of molecular sciences · 2025Article
- Elucidating the Mechanistic Role of Exogenous Melatonin in Salt Stress Tolerance of Maize (Plants (Basel, Switzerland) · 2025Article
- Pipecolic Acid, a Drought Stress Modulator, Boosts Chlorophyll Assimilation, Photosynthetic Performance, Redox Homeostasis, and Osmotic Adjustment of Drought-AffectedPlants (Basel, Switzerland) · 2025Article
- Effect of Exogenous Melatonin on Corn Seed Germination and Seedling Salt Damage Mitigation Under NaCl Stress.Plants (Basel, Switzerland) · 2025Article
- Comparison of TwoPlants (Basel, Switzerland) · 2025Article
- Iron oxide nanoparticles enhance alkaline stress resilience in bell pepper by modulating photosynthetic capacity, membrane integrity, carbohydrate metabolism, and cellular antioxidant defense.BMC plant biology · 2025Article
- Exogenous Melatonin Improves Drought Tolerance by Regulating the Antioxidant Defense System and Photosynthetic Efficiency in Fodder Soybean Seedings.Plants (Basel, Switzerland) · 2025Article
- Identification of key pathways and genes underlying melatonin-enhanced drought tolerance in cotton.PeerJ · 2025Article
- Alleviating Effects of Methyl Jasmonate on Pepper (Plants (Basel, Switzerland) · 2024Article
- Exogenous Melatonin Alleviates NaCl Injury by Influencing Stomatal Morphology, Photosynthetic Performance, and Antioxidant Balance in Maize.International journal of molecular sciences · 2024Article
- Article
- Effect of Green Light Replacing Some Red and Blue Light onInternational journal of molecular sciences · 2024Article
- Metabolomics reveal root differential metabolites of different root-type alfalfa under drought stress.Frontiers in plant science · 2024Article
- Applying microbial biostimulants and drought-tolerant genotypes to enhance barley growth and yield under drought stress.Frontiers in plant science · 2024Review
- Editorial: The contribution of molecular priming to abiotic stress tolerance in plants.Frontiers in plant science · 2023Article
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Authors and funding
1 author at 1 institution in 1 country.
Funding
No grant is acknowledged in the PubMed record.
Abstract
The production of crops is severely limited by water scarcity. We still do not fully understand the underlying mechanism of exogenous melatonin (MT)-mediated water stress tolerance in barley. This study is the first of its kind to show how MT can potentially mitigate changes in barley's physio-biochemical parameters caused by water deficiency. Barley was grown under three irrigation levels (100%, 70%, and 30% of field capacity) and was foliar sprayed with 70 μM MT. The results showed that exogenously applied MT protected the photosynthetic apparatus by improving photosynthetic pigment content, photochemical reactions of photosynthesis, Calvin cycle enzyme activity, gas exchange capacity, chlorophyll fluorescence system, and membrane stability index. Furthermore, the increased levels of salicylic acid, gibberellins, cytokinins, melatonin, and indole-3-acetic acid, as well as a decrease in abscisic acid, indicated that foliar-applied MT greatly improved barley water stress tolerance. Additionally, by increasing the activity of antioxidant enzymes such as superoxide dismutase, catalase, ascorbate peroxidase, monodehydroascorbate reductase, dehydroascorbate reductase, and glutathione reductase and decreasing hydrogen peroxide content, lipid peroxidation, and electrolyte leakage, MT application lessened water stress-induced oxidative stress. According to the newly discovered data, MT application improves barley water stress tolerance by reprogramming endogenous plant hormone production and antioxidant activity, which enhances membrane stability and photosynthesis. This study unraveled MT's crucial role in water deficiency mitigation, which can thus be applied to water stress management.
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