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用加速器质谱法研究低剂量抗蚜威的基因毒性 被引量:2

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摘要 1990年以来,美国Lawrence Livermore国家实验室的许多研究报道显示,加速器质谱技术(AMS)在定量研究微量毒物与生物大分子加合方面具有广泛的应用前景.例如,他们首次成功地用加速器质谱技术,探测研究了致癌物2-氨基-3,8-二甲基咪唑-(4,5-f)喹喔啉(MeIQx)与DNA的共价结合.其探测灵敏度极高,可达每10^(11)~10^(12)核苷酸一个加合.近年来,AMS在生物医学领域的应用已引起人们的广泛关注.我们可以预言,近年内此类研究将迅速增加,特别是在环境剂量水平的药物和化学物质的基因毒性及危险性评估方面.
出处 《科学通报》 EI CAS CSCD 北大核心 1997年第15期1675-1677,共3页 Chinese Science Bulletin
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参考文献4

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  • 2Sierra-Torres C H, Cajas-Salazar N, Hoyos L S, Zuleta M, Whorton E B, Au WW. In vitro and in vivo genotoxic activity of miral, an organophosphorus insecticide used in Colombia. Mutation Research, 1998, 415( 1): 59 ~ 67.
  • 3Ruiz M J, Marzin D. Genotoxicity of six pesticides by Salmonella mutagenicity test and SOS chromotest. Mutation Research, 1997, 390(3):245 ~ 255.
  • 4Das P, John G. Induction of sister chromatid exchanges and chromosome aberrations in vivo in Etroplus suratensis (Bloch) following exposure to organophosphorus pesticides. Toxicology Letters, 1999, 104(2): 111 ~ 116.
  • 5Vigreux C, Poul J M, Deslandes E, Lebailly P, Godard T, Sichel F, Henry-Amar M, Gauduchon P. DNA damaging effects of pesticides measured by the single cell gel electrophoresis assay (comet assay) and the chromosomal aberration test, in CHOK1 cells. Mutation Research,1998, 419(2): 79 ~ 90.
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