21293-29-8 | Abscisic Acid (ABA)

Chemical type

• Plant hormone
• Stress regulator

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• Plant hormone (phytohormone)

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• Sesquiterpenoid

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Key properties

• Triggers stomatal closure via H₂O₂ transport
• Modulates TIP and PIP expression in germination
• Involved in pH and ion-dependent gating

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• Regulates seed development, dormancy, and stress response
• Influences fatty acid biosynthesis and accumulation

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• Antagonistic to ethylene in many processes (e.g., germination)
• Synergistic with ethylene in some contexts (e.g., coleoptile/root growth in rice)
• Regulates stomatal closure and stress tolerance

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• Regulates water loss and hydraulic conductance
• Enhances drought and salinity tolerance
• Coordinates with ROS signaling

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• Exogenous application to increase unsaturated fatty acid content in rapeseeds
• Molecular regulator of lipid metabolism during seed development

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• Mediates seed dormancy and germination inhibition
• Regulates drought and cold stress responses
• Interacts with ethylene signaling for root and coleoptile growth

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Classification by use

• Hormonal regulators of AQP gating
• Chemicals in osmotic and drought stress responses

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• Chemicals used in plant growth regulation
• Chemicals used in metabolic pathway modulation

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• Plant growth regulator
• Stress response hormone

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A trustworthy factory and manufacturer

Demei Chemical Technology Co., Ltd. is a modern high-tech enterprise integrating R&D, production, and sales. The company's founder, Dr. Arron, born in April 1975, graduated from the School of Mechanical Engineering at Yanshan University and has been engaged in research in the fields of mechanical engineering and chemical synthesis for many years. The company's products focus on the chemical industry, primarily dealing in chemical raw materials and chemical production machinery and equipment. With its strong technical capabilities, advanced production equipment, and strict quality management system, the company has earned the trust of customers worldwide.

1. [Cite:1] Systematic Review of Plant AQPs: Molecular mechanisms, intracellular trafficking, and emerging roles in stress adaptation, Current Plant Biology, Volume 45, January 2026, 100586
2. [Cite:2] Identification of miRNAs Interacting with Abscisic Acid to Regulate Fatty Acid Metabolism, Agronomy, 2024, 14(7), 1358
3. [Cite:3] Roles of ethylene in plant growth, development, and stress responses, Journal of Genetics and Genomics, 3 December 2025