环境胁迫使植物细胞中积累大量的活性氧, 从而导致蛋白质, 膜脂, DNA 及其它细胞组分的严重
损伤. 植物体内有效清除活性氧的保护机制分为酶促和非酶促两类. 酶促脱毒系统包括超氧化物 …

The imposition of environmental stress leads to increased production of reactive oxygen
species (ROS) in plant cells, Which can damage proteins, membrane lipids, DNA and other …

环境胁迫使植物细胞中积累大量的活性氧, 从而导致蛋白质, 膜脂, DNA 及其它细胞组分的严重
损伤. 植物体内有效清除活性氧的酶类包括超氧化物歧化酶(SOD), 抗坏血酸过氧化物酶(APX) …

Oxidative stress is one of the major limiting factor in plant productivity. Reactive oxygen
species (ROS) generated during metabolic processes damage cellular functions and …

To evaluate the feasibility of using engineered antioxidant enzymes as an approach to
improve the tolerance of plants to ambient stress, we have constructed transgenlc tobacco …

过氧化氢酶是生物体内主要的抗氧化酶之一. 其功能是催化细胞内过氧化氢的分解,
从而使细胞免于遭受过氧化氢的毒害. 几乎所有的生物体都存在过氧化氢酶 …

Free radicals and other active derivatives of oxygen are inevitable by‐products of biological
redox reactions. Reduced oxygen species, such as hydrogen peroxide, the superoxide …

In the era of global climate change, plants are exposed to various adversities in field
conditions [1]. Water stress (drought and waterlogging), salinity, metal/metalloid toxicity …

Plants exposed to biotic and abiotic stresses generate more reactive oxygen species (ROS)
than their capacity to scavenge them. Biological molecules are susceptible to attack by ROS …

To investigate the possible mechanisms of glutathione reductase (GR) in protecting against
oxidative stress, we obtained transgenic tobacco (Nicotiana tabacum) plants with 30–70 …