GABA operates upstream of H+-ATPase and improves salinity tolerance in Arabidopsis by enabling cytosolic K+ retention and Na+ exclusion-Reference-Cited by-同舟云学术

GABA operates upstream of H+-ATPase and improves salinity tolerance in Arabidopsis by enabling cytosolic K+ retention and Na+ exclusion

Published:2019-08-17 Issue:21 Volume:70 Page:6349-6361
ISSN:0022-0957
Container-title:Journal of Experimental Botany
language:en
Short-container-title:

Author:

Su Nana¹²,Wu Qi²³,Chen Jiahui¹,Shabala Lana²,Mithöfer Axel⁴,Wang Haiyang²,Qu Mei²,Yu Min³,Cui Jin¹,Shabala Sergey²³^ORCID

Affiliation:

1. College of Life Sciences, Nanjing Agricultural University, Nanjing 210095, China

2. Tasmanian Institute for Agriculture, College of Science and Engineering, University of Tasmania, Hobart, Tasmania 7001, Australia

3. International Research Centre for Environmental Membrane Biology, Foshan University, Foshan 528000, China

4. Research Group of Plant Defense Physiology, Max Planck Institute for Chemical Ecology, D-07745 Jena, Germany

Abstract

GABA has beneficial effects on salinity stress tolerance in Arabidopsis linked to increased activity of H+-ATPase, reduced ROS-induced K+ efflux from root epidermis, and increased SOS1 and NHX1 transcript levels in plant roots.

Funder

National Natural Science Foundation of China

Australian Research Council

Publisher

Oxford University Press (OUP)

Subject

Plant Science,Physiology

Link

http://academic.oup.com/jxb/advance-article-pdf/doi/10.1093/jxb/erz367/30055463/erz367.pdf

Reference61 articles.

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4. Haem oxygenase modifies salinity tolerance in Arabidopsis by controlling K⁺ retention via regulation of the plasma membrane H⁺-ATPase and by altering SOS1 transcript levels in roots;Bose;Journal of Experimental Botany,2013

5. The root-specific glutamate decarboxylase (GAD1) is essential for sustaining GABA levels in Arabidopsis;Bouché;Plant Molecular Biology,2004

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