Article
The dual effect of abscisic acid on stomata.
The New phytologist - 1 Jan 2013
Pantin Florent, Monnet Fabien, Jannaud Dorothée, Costa Joaquim Miguel, Renaud Jeanne, Muller Bertrand, Simonneau Thierry, Genty Bernard
Abstract excerpt
The classical view that the drought-related hormone ABA simply acts locally at the guard cell level to induce stomatal closure is questioned by differences between isolated epidermis and intact leaves in stomatal response to several stimuli. We tested the hypothesis that ABA mediates, in addition to a local effect, a remote effect in planta by changing hydraulic regulation in the leaf upstream of the stomata. By...
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