Accumulation and toxicity of metal oxide nanoparticles in a soft-sediment estuarine amphipod

• Published in: Aquatic toxicology Vol. 142-143; pp. 441 - 446
• Main Authors: Hanna, Shannon K., Miller, Robert J., Zhou, Dongxu, Keller, Arturo A., Lenihan, Hunter S.
• Format: Journal Article
• Language: English
• Published: Netherlands Elsevier B.V 15.10.2013
• Subjects: Amphipoda; Amphipoda - drug effects; Amphipoda - metabolism; Amphipods; Animals; bioassays; Copper; Copper - toxicity; exposure pathways; Geologic Sediments - chemistry; marine sediments; Metal Nanoparticles - analysis; Metal Nanoparticles - toxicity; mortality; Nanomaterials; Nanoparticles; Nickel; Nickel - toxicity; pollutants; Seawater - chemistry; toxicity; Water Pollutants, Chemical - analysis; Water Pollutants, Chemical - metabolism; Water Pollutants, Chemical - toxicity; Zinc; zinc oxide; Zinc Oxide - toxicity; Nanoparticles; Nanomaterials; Nickel; Copper; Amphipods; Zinc

•ZnO nanoparticles dissolve within days while CuO and NiO nanoparticles take months.•ZnO and CuO nanoparticles are toxic to amphipods at similar concentrations.•NiO nanoparticles are not toxic to amphipods up to 2000μgg−1.•Metal concentration in amphipods increased with nanoparticle exposure, making...