Journal ArticleDOI
Glutathione and glutathione reductase: a boon in disguise for plant abiotic stress defense operations
Sarvajeet Singh Gill,Naser A. Anjum,Mirza Hasanuzzaman,Ritu Gill,Dipesh Kumar Trivedi,Iqbal Ahmad,Eduarda Pereira,Narendra Tuteja +7 more
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TLDR
An overview of the structure, localization, biosynthesis, and significance of GSH and GR significance in abiotic stress (such as salinity, drought, clilling, heavy metal)-exposed crop plants is presented and also points out unexplored aspects in the current context for future studies.About:
This article is published in Plant Physiology and Biochemistry.The article was published on 2013-09-01. It has received 389 citations till now. The article focuses on the topics: Glutathione reductase & Glutathione.read more
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Journal ArticleDOI
Silver nanoparticles in soil–plant systems
TL;DR: In this paper, an overview of sources, status, fate, and chemistry of silver nanoparticles in soils, AgNPs-impact on soil biota, and critically discusses terrestrial plant responses to AgNs exposure, and illustrates the knowledge gaps in the current perspective.
Journal ArticleDOI
Alleviation of chromium toxicity by glycinebetaine is related to elevated antioxidant enzymes and suppressed chromium uptake and oxidative stress in wheat (Triticum aestivum L.).
Shafaqat Ali,Aaifa Chaudhary,Muhammad Rizwan,Hafiza Tania Anwar,Muhammad Adrees,Mujahid Farid,Muhammad Irshad,Tahir Hayat,Shakeel Ahmad Anjum +8 more
TL;DR: Evidence is provided that GB application contributes to decreased Cr concentrations in wheat plants and its importance in the detoxification of heavy metals is provided.
Journal ArticleDOI
Differential molecular response of monodehydroascorbate reductase and glutathione reductase by nitration and S-nitrosylation
Juan C. Begara-Morales,Beatriz Sánchez-Calvo,Mounira Chaki,Capilla Mata-Pérez,Raquel Valderrama,María N. Padilla,Javier Lopez-Jaramillo,Francisco Luque,Francisco J. Corpas,Juan B. Barroso +9 more
TL;DR: Nitration and S-nitrosylation, two post-translational modifications mediated by nitric oxide, differentially regulate MDAR and GR activities which are key components of the ascorbate–glutathione cycle.
Journal ArticleDOI
Exogenous Silicon Attenuates Cadmium-Induced Oxidative Stress in Brassica napus L. by Modulating AsA-GSH Pathway and Glyoxalase System
Mirza Hasanuzzaman,Kamrun Nahar,Kamrun Nahar,Taufika Islam Anee,Taufika Islam Anee,Masayuki Fujita +5 more
TL;DR: Exogenous application of Si in Cd treated seedlings reduced H2O2 and MDA contents and improved antioxidant defense mechanism through increasing the AsA and GSH pools and activities of AsA-GSH cycle and glyoxalase system enzymes and CAT.
Journal ArticleDOI
Recent Developments in Enzymatic Antioxidant Defence Mechanism in Plants with Special Reference to Abiotic Stress
Vishnu D. Rajput,Harish,Rupesh Kumar Singh,Krishan K. Verma,Lav Sharma,Francisco Roberto Quiroz-Figueroa,Mukesh Meena,Vinod Singh Gour,Tatiana Minkina,Svetlana Sushkova,Saglara Mandzhieva +10 more
TL;DR: In this paper, a review of the enzymatic components of a complex gridded antioxidant defence system is presented, with special attention on the role of each enzyme in response to the various environmental, especially abiotic stresses, their molecular characterisation, and reaction mechanisms.
References
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Journal ArticleDOI
Reactive oxygen species and antioxidant machinery in abiotic stress tolerance in crop plants
TL;DR: The biochemistry of ROS and their production sites, and ROS scavenging antioxidant defense machinery are described, which protects plants against oxidative stress damages.
Journal ArticleDOI
ASCORBATE AND GLUTATHIONE: Keeping Active Oxygen Under Control
Graham Noctor,Christine H. Foyer +1 more
TL;DR: A detailed account of current knowledge of the biosynthesis, compartmentation, and transport of these two important antioxidants, with emphasis on the unique insights and advances gained by molecular exploration are provided.
Journal ArticleDOI
Oxidant and antioxidant signalling in plants: a re-evaluation of the concept of oxidative stress in a physiological context
Christine H. Foyer,Graham Noctor +1 more
TL;DR: It is proposed that the oxidative stress syndrome would be more usefully described as 'oxidative signalling', that is, an important and critical function associated with the mechanisms by which plant cells sense the environment and make appropriate adjustments to gene expression, metabolism and physiology.
Journal ArticleDOI
Glutathione in plants: an integrated overview.
Graham Noctor,Amna Mhamdi,Sejir Chaouch,Yi Han,Jenny Neukermans,Belén Márquez-García,Guillaume Queval,Christine H. Foyer +7 more
TL;DR: How alterations in glutathione status, such as those observed during stress, may participate in signal transduction cascades are discussed and how these alterations are integrated to fine-tune photorespiratory and respiratory metabolism and to modulate phytohormone signalling pathways.
Journal ArticleDOI
Biotechnological approach of improving plant salt tolerance using antioxidants as markers.
TL;DR: The role of different antioxidants as potential selection criteria for improving plant salt tolerance has been critically discussed and the potential of this approach in counteracting stress-induced oxidative stress has been discussed at length in this review.
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