Article
Abscisic acid signalling determines susceptibility of bundle sheath cells to photoinhibition in high light-exposed Arabidopsis leaves.
Philosophical transactions of the Royal Society of London. Series B, Biological sciences - 19 Apr 2014
Gorecka Magdalena, Alvarez-Fernandez Ruben, Slattery Katie, McAusland Lorna, Davey Phillip A, Karpinski Stanislaw, Lawson Tracy, Mullineaux Philip M
Abstract excerpt
The rapid induction of the bundle sheath cell (BSC)-specific expression of ASCORBATE PEROXIDASE2 (APX2) in high light (HL)-exposed leaves of Arabidopsis thaliana is, in part, regulated by the hormone abscisic acid (ABA) produced by vascular parenchyma cells. In this study, we provide more details of the ABA signalling that regulates APX2 expression and consider its importance in the photosynthetic responses of...
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