Matches in SemOpenAlex for { <https://semopenalex.org/work/W2912448749> ?p ?o ?g. }
- W2912448749 endingPage "715" @default.
- W2912448749 startingPage "715" @default.
- W2912448749 abstract "As the main cation in plant cells, potassium plays an essential role in adaptive responses, especially through its involvement in osmotic pressure and membrane potential adjustments. K+ homeostasis must, therefore, be finely controlled. As a result of different abiotic stresses, especially those resulting from global warming, K+ fluxes and plant distribution of this ion are disturbed. The hormone abscisic acid (ABA) is a key player in responses to these climate stresses. It triggers signaling cascades that ultimately lead to modulation of the activities of K+ channels and transporters. After a brief overview of transcriptional changes induced by abiotic stresses, this review deals with the post-translational molecular mechanisms in different plant organs, in Arabidopsis and species of agronomical interest, triggering changes in K+ uptake from the soil, K+ transport and accumulation throughout the plant, and stomatal regulation. These modifications involve phosphorylation/dephosphorylation mechanisms, modifications of targeting, and interactions with regulatory partner proteins. Interestingly, many signaling pathways are common to K+ and Cl−/NO3− counter-ion transport systems. These cross-talks are also addressed." @default.
- W2912448749 created "2019-02-21" @default.
- W2912448749 creator A5038609604 @default.
- W2912448749 creator A5083645493 @default.
- W2912448749 date "2019-02-07" @default.
- W2912448749 modified "2023-10-06" @default.
- W2912448749 title "The Complex Fine-Tuning of K+ Fluxes in Plants in Relation to Osmotic and Ionic Abiotic Stresses" @default.
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