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富勒烯(C60)对RNA逆转录的影响

李佳 林燕 陈敏杰 张捷 李正 梁勇

江汉大学学报(自然科学版)Issue(6):66-71,6.
江汉大学学报(自然科学版)Issue(6):66-71,6.

富勒烯(C60)对RNA逆转录的影响

Influence of Fullerene(C60)on RNA Reverse Transcription

李佳 1林燕 2陈敏杰 1张捷 2李正 1梁勇1

作者信息

  • 1. 江汉大学 医学院,湖北 武汉 430056
  • 2. 华中农业大学 资源与环境学院,湖北 武汉 430070
  • 折叠

摘要

Abstract

Objective:To elucidate the effects of fullerene(C60)on reverse transcription(RT). Methods:Template mRNA was extracted from the liver of zebrafish,synthesised cDNA with M-MLV reverse transcriptase. Different concentrations of C60 were added into the RT reaction solu-tion,to study the impact of C60 on M-MLV reverse transcriptase and RNA conformation respectively. Results:The results showed that 100 μg/mL of C60 could significantly inhibit the RT reaction,and this effect was related to the C60 concentration. The RT inhibition of C60 could be reversed by increas-ing the amount of M-MLV reverse transcriptase in the RT reaction solution. After its co-incubation with RNA in 37℃ for 12 h without light,C60 can specifically degraded 28S rRNA in the concentra-tion-dependent manner. Conclusion:These results demonstrate that C60 could not only inhibit the activity of M-MLV reverse transcriptase,it also has damaging effect on the RNA. C60 may have po-tential genetics toxicity.

关键词

富勒烯(C60)/逆转录/RNA/M-MLV逆转录酶

Key words

fullerene(C60)/reverse transcription/RNA/M-MLV reverse transcriptase

分类

化学化工

引用本文复制引用

李佳,林燕,陈敏杰,张捷,李正,梁勇..富勒烯(C60)对RNA逆转录的影响[J].江汉大学学报(自然科学版),2013,(6):66-71,6.

基金项目

国家自然科学基金 ()

江汉大学学报(自然科学版)

1673-0143

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