| 甘氨酸预处理对中华羊茅热胁迫下幼苗生长和氧化损伤的影响(英文) |
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| 引用本文： | 王文颖,殷恒霞,徐进,刘小京,米琴,杜军华,马玲玲,周华坤.甘氨酸预处理对中华羊茅热胁迫下幼苗生长和氧化损伤的影响(英文)[J].兰州大学学报(自然科学版),2012(1):75-78. |
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| 作者姓名： | 王文颖 殷恒霞 徐进 刘小京 米琴 杜军华 马玲玲 周华坤 |
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| 作者单位： | 青海师范大学生命与地理科学学院;中国科学院遗传与发育生物学研究所农业资源中心;中国科学院西北高原生物研究所 |
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| 基金项目： | Supported by the National Natural Science Foundation of China(30660120);the Program of Science and Technology Department of Qinghai Province(2010-H-809);the Science and Technology Key Project of the Ministry of Education(209133);the National Basic Research Program of China(973 Program)(2009CB421102);the National Major Special Project on New Varieties Cultivation for Transgenic Organisms(2009ZX08009-130B to J.Xu) |
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| 摘 要： | 研究了甘氨酸预处理对降低中华羊茅幼苗热胁迫的保护性作用.甘氨酸预处理降低了活性氧水平,保护了热胁迫下幼苗细胞膜的完整性,因而降低了植株根系细胞的死亡率.研究表明:甘氨酸预处理可以提高幼苗超氧化物歧化酶(SOD),过氧化氢酶(CAT)和抗坏血酸过氧化物酶(APX)的活性.半定量RT-PCR分析表明甘氨酸预处理幼苗中CAT基因的表达比对照高.讨论了抗氧化酶活性在甘氨酸调节热胁迫中的作用.
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| 关 键 词： | 中华羊茅 甘氨酸 热胁迫 抗氧化酶 |
Effects of glycine pretreatment on the growth and oxidative damage in heat-stressed Festuca sinensis Keng seedlings |
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| WANG Wen-ying,YIN Heng-xia,XU Jin,LIU Xiao-jing,MI Qin,Du Jun-hua,Ma Ling-ling,ZHOU Hua-kun.Effects of glycine pretreatment on the growth and oxidative damage in heat-stressed Festuca sinensis Keng seedlings[J].Journal of Lanzhou University(Natural Science),2012(1):75-78. |
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| Authors: | WANG Wen-ying YIN Heng-xia XU Jin LIU Xiao-jing MI Qin Du Jun-hua Ma Ling-ling ZHOU Hua-kun |
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| Institution: | 1.College of Life Sciences and Geography,Qinghai Normal University,Xining 810008,China 2.Center for Agricultural Resources Research,Institute of Genetics and Developmental Biology, Chinese Academy of Sciences,Shijiazhuang 050021,China 3.Northwest Institute of Plateau Biology,Chinese Academy of Sciences,Xining 810008,China |
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| Abstract: | |
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| Keywords: | Festuca sinensis Keng glycine heat stress antioxidative enzyme |
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