高等学校化学学报 ›› 1997, Vol. 18 ›› Issue (9): 1456.

• 研究简报 • 上一篇    下一篇

自猝灭荧光探针法测定DNA

赵一兵, 王冬媛, 许可慰, 郭祥群, 许金钩   

  1. 厦门大学化学系, 国家教委材料和生命过程分析科学开放研究实验室, 厦门 361005
  • 收稿日期:1996-12-12 出版日期:1997-09-24 发布日期:1997-09-24
  • 通讯作者: 赵一兵, 男, 34岁, 博士, 副教授
  • 作者简介:赵一兵, 男, 34岁, 博士, 副教授
  • 基金资助:

    国家教育委员会博士点基金

Determination of DNA by a Self-quenching Fluorescence Probe

ZHAO Yi-Bing, WANG Dong-Yuan, XU Ke-Wei, GUO Xiang-Qun, XU Jin-Gou   

  1. Department of Chemistry, The Research Laboratory of SEDC of Analytical Sciencefor Material and Life Chemistry, Xiamen University, Xiamen 361005
  • Received:1996-12-12 Online:1997-09-24 Published:1997-09-24

关键词: 自猝灭, 荧光探针, DNA

Abstract: This paper describes a new fluorescence probe technique for the determination ofDNA, which is based on a self-quenching course of high concentration of o-hydroxybenzoicacid or o-aminobenzoic acid. Studies involving calf thymus (CT) DNA, salmon (SM) DNAand herring sperm(HS) DNArevealed that the differential value of fluorescence intensity inthe presence and absence of nucleic acid was proportional to the concentration of nucleic overthe range of about 15 ng/mL 6.0μg/mL.

Key words: Self-quenching, Fluorescence probe, DNA

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