Reactive Oxygen Species and Oxidative Damage in Plants Under Stress

Abstract

Production sites of reactive oxygen species (ROS) in organelles from plant cells.- What do the mitochondrial antioxidant and redox systems have to say under salinity, drought and extreme temperature?.- ROS as key players of abiotic stress responses in plants.- Redox regulation and antioxidant defence during abiotic stress: What have we learned from Arabidopsis and its relatives?.- ROS signaling: Relevance with site of production and metabolism of ROS.- Heavy metal-induced oxidative stress in plants: Response of the antioxidative system.- Arsenic and chromium induced oxidative stress in metal accumulator and non-accumulator plants and detoxification mechanisms.- Phytochelatin and oxidative stress under heavy metal stress tolerance in plants.- General roles of phytochelatins and other peptides in plant defense mechanisms against oxidative stress/primary and secondary damages induced by heavy metals.- Role of polyphenols as antioxidants in native species from Argentina under drought and salinization.- Reactive oxygen species and plant disease resistance.- Modulation of the ascorbate-glutathione cycle antioxidant capacity by post-translational modifications mediated by nitric oxide in abiotic stress situations.- ROS-RNS-phytohormones network in root response strategy.- Relationship between changes in contents of nitric oxide and amino acid particularly proline in plants under abiotic stress.- Transgenic plants and antioxidative defense: Present and future?.