CAS OpenIR  > 中科院上海原子核所2003年前
激光引发DNA及多聚核苷酸与SO_4~-作用的闪光光谱研究
宋钦华; 李全新; 徐业平; 戴静华; 俞书勤; 陈从香; 马兴孝; 林维真; 姚思德
1999-08-25
Source Publication光谱学与光谱分析
Issue04
Abstract运用248nm激光光解瞬态吸收光谱研究了SO4·-与DNA及其核苷酸和多聚核苷酸poly[G]、poly[A]和poly[C]的相互作用;观察了各体系的作用过程;结果表明;poly[G]、poly[A]与SO4·-发生单电子氧化反应生成嘌呤端基自由基;dCMP与SO4·-单电子氧化生成阳离子自由基;随后与水反应生成5-羟基-6C自由基;而poly[C];SO4·-先在碱基上加成;生成的加成自由基再从核糖上抽氢生成C2’-糖自由基;DNA与SO4·-作用生成的主要瞬态产物是鸟嘌呤端基自由基。
Indexed ByCNKI
Language中文
Funding Project原子核所项目组
Document Type期刊论文
Identifierhttp://ir.sinap.ac.cn/handle/331007/11606
Collection中科院上海原子核所2003年前
Recommended Citation
GB/T 7714
宋钦华,李全新,徐业平,等. 激光引发DNA及多聚核苷酸与SO_4~-作用的闪光光谱研究[J]. 光谱学与光谱分析,1999(04).
APA 宋钦华.,李全新.,徐业平.,戴静华.,俞书勤.,...&姚思德.(1999).激光引发DNA及多聚核苷酸与SO_4~-作用的闪光光谱研究.光谱学与光谱分析(04).
MLA 宋钦华,et al."激光引发DNA及多聚核苷酸与SO_4~-作用的闪光光谱研究".光谱学与光谱分析 .04(1999).
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