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兽药添加剂阿散酸和土霉素的毒理学研究

Keywords: 兽药添加剂,阿散酸,土霉素,鱼类急性毒性试验,单细胞凝胶电泳试验

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Abstract:

采用斑马鱼和鲫鱼作为生物材料,分别研究了兽药添加剂阿散酸和土霉素对斑马鱼的急性毒性及对鲫鱼肾细胞DNA损伤。急性毒性试验表明,阿散酸和土霉素的斑马鱼96hLC50分别为520.747和1341.764mg·L-1。彗星试验结果表明,阿散酸引起的DNA损伤较小,与阴性对照相比无显著性差异(P>0.05);而土霉素能引起较大的DNA损伤,与阴性对照相比均有极显著性差异(P<0.01)

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