Carcinogenesis, Teratogenesis & Mutagenesis

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DNA damage induced by di(2-ethylhexyl) phthalate in mice lung cells

WANG Hai-xue,FENG Fei-fei,GAO Liu-chuang,BA Yue,FAN Qing-tang,DUAN Li-ju*   

  1. College of Public Health, Zhengzhou University, Zhengzhou 450001, Henan, China
  • Received:2013-11-15 Revised:2014-06-12 Online:2014-09-30 Published:2014-09-30

Abstract:

OBJECTIVE: To study DNA damage induced by di (2-ethylhexyl) phthalate (DEHP) to mice lung cells. METHODS:The negative control group was exposed to saline. Extracted mice lung cells were exposed to different concentrations of DEHP(5,25,125,625 μmol/L) and single cell gel electrophoresis was used to test the DNA breakage degree. RESULTS:Compared with the control group,tail DNA percentage,tail moment and Olive tail moment of 125 μmol/L and 625 μmol/L DEHP-treated groups were increased significantly (P<0.05). CONCLUSION: DEHP could induce DNA breakage of mice lung cells in vitro.

Key words: di(2-ethylhexyl) phthalate, single cell gel electrophoresis, lung cells, DNA damage