| genotoxicity of water from the paraguay river near cáceres-mt, brazil in the drosophila wing-spot test. | the genotoxic activity of surface water samples from four sites along the paraguay river, near cáceres, mato grosso state, brazil, was investigated using the drosophila melanogaster somatic mutation and recombination test (smart). effluents from sanitary sewers and agroindustrial effluents (residual effluents from slaughterhouses, leather tanneries, and dairies) flow into the paraguay river, and directly or indirectly contaminate water from sampling sites 1-3. site 4 was an upriver reference sit ... | 2008 | 18536053 |