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小麦耐盐细胞系脯氨酸SOD酶核酸和蛋白质合成动态分析
引用本文:王鸣刚 徐云远. 小麦耐盐细胞系脯氨酸SOD酶核酸和蛋白质合成动态分析[J]. 兰州大学学报(自然科学版), 1998, 34(3): 88-92
作者姓名:王鸣刚 徐云远
作者单位:兰州大学生物学系
摘    要:对已筛选出的小麦耐盐细胞系的耐盐稳定性进行有关生理、生化分析。结果表明:耐盐细胞系脯氨酸含量不仅稳定,而且高于对照;SOD活性在耐盐系增加,耐盐系对一定的盐浓度损伤DNA修复能力大于对照系,耐盐系RNA和蛋白质合成量分别是对照的5.4和4.5倍,并对小麦耐盐性的有关问题进行了讨论。

关 键 词:小麦 脯氨酸 超氧化物歧化酶 蛋白质 耐盐细胞系

Dynamic Analyses of Proline, SOD, Nucleic Acid and Protein Synthesis in the Salt tolerant Callus of Wheat
Wang Minggang Xu Yunyuan Niu Bingtao Jia Jingfen. Dynamic Analyses of Proline, SOD, Nucleic Acid and Protein Synthesis in the Salt tolerant Callus of Wheat[J]. Journal of Lanzhou University(Natural Science), 1998, 34(3): 88-92
Authors:Wang Minggang Xu Yunyuan Niu Bingtao Jia Jingfen
Abstract:The salt tolerant stability of salt tolerant calli of wheat selected under salt stress in vitro was studied by biochemical analysis.Results showed:The proline contents in salt tolerant callus were stable and higher than that in control;SOD activity in salt tolerant callus was getting higher;The DNA synthesis ability of salt tolerant callus was higher than that of control; The contents of RNA and protein in salt tolerant callus were 5.4 and 4.5 times as high as those of control.Characteristics on salt tolerance in wheat were discussed.
Keywords:wheat salt tolerant callus proline SOD DNA synthesis RNA and protein synthesis  
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