Regulation of potassium transport in plants under hostile conditions: implications for abiotic and biotic stress tolerance

• Published in: Physiologia plantarum Vol. 151; no. 3; pp. 257 - 279
• Main Authors: Shabala, Sergey, Pottosin, Igor
• Format: Journal Article
• Language: English
• Published: Oxford, UK Blackwell Publishing Ltd 01.07.2014; Wiley Subscription Services, Inc
• Subjects: absorption; Adaptation, Physiological - physiology; apoptosis; Biotic factors; biotic stress; calcium; Calcium - metabolism; Drought; Environmental stress; Homeostasis; Homeostasis - physiology; Ion Transport; metabolism; Models, Biological; Plants - metabolism; Polyamines; Potassium; Potassium - metabolism; Potassium Channels - physiology; Potassium-Hydrogen Antiporters - physiology; reactive oxygen species; Relocation; salinity; stress tolerance; Stress, Physiological - physiology; transporters

Intracellular potassium homeostasis is a prerequisite for the optimal operation of plant metabolic machinery and plant's overall performance. It is controlled by K⁺ uptake, efflux and intracellular and long‐distance relocation, mediated by a large number of K⁺‐selective and non‐selective channe...