Molecular and genetic aspects of plant responses to osmotic stress

被引:596
作者
Xiong, L [1 ]
Zhu, JK [1 ]
机构
[1] Univ Arizona, Dept Plant Sci, Tucson, AZ 85721 USA
关键词
genetic analysis; reactive oxygen species; signal transduction;
D O I
10.1046/j.1365-3040.2002.00782.x
中图分类号
Q94 [植物学];
学科分类号
071001 ;
摘要
Drought, high salinity and freezing impose osmotic stress on Plants. Plants respond to the stress in part by modulating gene expression, which eventually leads to the restoration of cellular homeostasis, detoxification of toxins and recovery of growth. The signal transduction pathways mediating these adaptations can be dissected by combining forward and reverse genetic approaches with molecular, biochemical and physiological studies. Arabidopsis is a useful genetic model system for this purpose and its relatives including the halophyte Thellungiella halophila, can serve as valuable complementary genetic model systems.
引用
收藏
页码:131 / 139
页数:9
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