Abstract
A mutagenicity test was conducted on water-soluble ZnO nanoparticles capped with tetramethylammonium hydroxide in a bacterial reverse mutation assay using Salmonella typhimurium strains TA98, TA100, TA1535 and TA1537, and Escherichia coli strain WP2uvrA(-), with and without metabolic activation by S9 mix in the preincubation method. Mutagenicity was negative in all strains.
Publication types
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Research Support, Non-U.S. Gov't
MeSH terms
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Animals
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Dose-Response Relationship, Drug
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Escherichia coli / drug effects
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Escherichia coli / genetics
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Escherichia coli / growth & development
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Male
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Microsomes, Liver / enzymology
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Mutagenicity Tests / methods*
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Mutagens / chemistry
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Mutagens / toxicity*
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Nanoparticles / chemistry
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Nanoparticles / toxicity*
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Particle Size
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Quaternary Ammonium Compounds / chemistry
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Quaternary Ammonium Compounds / toxicity
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Rats
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Rats, Sprague-Dawley
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Salmonella typhimurium / drug effects
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Salmonella typhimurium / genetics
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Salmonella typhimurium / growth & development
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Solubility
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Water
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Zinc Oxide / chemistry
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Zinc Oxide / toxicity*
Substances
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Mutagens
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Quaternary Ammonium Compounds
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Water
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tetramethylammonium
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Zinc Oxide