Search Results - "Hoff, Dale"

Adverse outcome pathways: A conceptual framework to support ecotoxicology research and risk assessment by Ankley, Gerald T., Bennett, Richard S., Erickson, Russell J., Hoff, Dale J., Hornung, Michael W., Johnson, Rodney D., Mount, David R., Nichols, John W., Russom, Christine L., Schmieder, Patricia K., Serrrano, Jose A., Tietge, Joseph E., Villeneuve, Daniel L.

“…Ecological risk assessors face increasing demands to assess more chemicals, with greater speed and accuracy, and to do so using fewer resources and…”
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The acute toxicity of major ion salts to Ceriodaphnia dubia: I. influence of background water chemistry by Mount, David R., Erickson, Russell J., Highland, Terry L., Hockett, J. Russell, Hoff, Dale J., Jenson, Correne T., Norberg-King, Teresa J., Peterson, Kira N., Polaske, Zachary M., Wisniewski, Stephanie

“…The ions Na+, K+, Ca2+, Mg2+, Cl−, SO42−, and HCO3−/CO32− (referred to in the present study as “major ions”) are present in all freshwaters and physiologically…”
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Estimating n-octanol-water partition coefficients for neutral highly hydrophobic chemicals using measured n-butanol-water partition coefficients by Hanson, Kaila B., Hoff, Dale J., Lahren, Tylor J., Mount, David R., Squillace, Anthony J., Burkhard, Lawrence P.

“…Direct measurement of the n-octanol partition coefficients (KOW) for highly hydrophobic organic chemicals is extremely difficult because of the extremely low…”
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Acute Toxicity of Major Geochemical Ions to Fathead Minnows (Pimephales Promelas): Part A—Observed Relationships for Individual Salts and Salt Mixtures by Erickson, Russell J., Mount, David R., Highland, Terry L., Hockett, J. Russell, Hoff, Dale J., Jenson, Correne T., Norberg‐King, Teresa J., Forsman, Brandy

“…The results of a series of experiments on the acute toxicity of major geochemical ions (Na+, K+, Ca2+, Mg2+, Cl−, SO42−, HCO3−/CO32−) to fathead minnows…”
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Impact of natural organic matter on particle behavior and phototoxicity of titanium dioxide nanoparticles by Li, Shibin, Ma, Hongbo, Wallis, Lindsay K., Etterson, Matthew A., Riley, Benjamin, Hoff, Dale J., Diamond, Stephen A.

“…Due to their inherent phototoxicity and inevitable environmental release, titanium dioxide nanoparticles (nano-TiO2) are increasingly studied in the field of…”
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Chronic toxicity of major ion salts and their mixtures to Ceriodaphnia dubia by Mount, David R., Erickson, Russell J., Forsman, Brandy B., Highland, Terry L., Hockett, J. Russell, Hoff, Dale J., Jenson, Correne T., Norberg‐King, Teresa J.

“…In previous work we intensively studied the acute responses of the cladoceran Ceriodaphnia dubia to major geochemical ions (Na+, K+, Ca2+, Mg2+, Cl–, SO42–,…”
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The acute toxicity of major ion salts to Ceriodaphnia dubia. II. Empirical relationships in binary salt mixtures by Erickson, Russell J., Mount, David R., Highland, Terry L., Hockett, J. Russell, Hoff, Dale J., Jenson, Correne T., Norberg‐King, Teresa J., Peterson, Kira N.

“…Many human activities increase concentrations of major geochemical ions (Na+1, K+1, Ca+2, Mg+2, Cl−1, SO4−2, and HCO3−1/CO3−2) in freshwater systems, and can…”
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Acute Toxicity of Major Geochemical Ions to Fathead Minnows (Pimephales promelas): Part B—Modeling Ion Toxicity by Erickson, Russell J., Mount, David R., Highland, Terry L., Hockett, J. Russell, Hoff, Dale J., Jenson, Correne T., Norberg‐King, Teresa J., Forsman, Brandy

“…Mathematical models are presented for the acute median lethal concentrations of major geochemical ions (Na+, K+, Ca2+, Mg2+, Cl−, SO42−, HCO3−/CO32−) to…”
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The effects of arsenic speciation on accumulation and toxicity of dietborne arsenic exposures to rainbow trout by Erickson, Russell J., Mount, David R., Highland, Terry L., Hockett, J. Russell, Hoff, Dale J., Jenson, Correne T., Lahren, Tylor J.

“…•Dietborne toxicities of three organoarsenicals to rainbow trout were much less than inorganic arsenic.•Inorganic arsenic toxicity to rainbow trout is similar…”
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The acute toxicity of major ion salts to Ceriodaphnia dubia. III. Mathematical models for mixture toxicity by Erickson, Russell J., Mount, David R., Highland, Terry L., Hockett, J. Russell, Hoff, Dale J., Jenson, Correne T., Norberg‐King, Teresa J., Peterson, Kira N.

“…Based on previous research on the acute toxicity of major ions (Na+, K+, Ca2+, Mg2+, Cl–, SO42–, and HCO3–/CO32–) to Ceriodaphnia dubia, a mathematical model…”
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Modeling TiO2 nanoparticle phototoxicity: The importance of chemical concentration, ultraviolet radiation intensity, and time by Li, Shibin, Erickson, Russell J., Wallis, Lindsay K., Diamond, Stephen A., Hoff, Dale J.

“…As a semiconductor with wide band gap energy, TiO2 nanoparticles (nano-TiO2) are highly photoactive, and recent efforts have demonstrated phototoxicity of…”
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Species sensitivity and dependence on exposure conditions impacting the phototoxicity of TiO₂ nanoparticles to benthic organisms by Li, Shibin, Wallis, Lindsay K, Diamond, Stephen A, Ma, Hongbo, Hoff, Dale J

“…Toxicity of titanium dioxide nanoparticles (nano‐TiO₂) to aquatic organisms can be greatly increased after exposure to ultraviolet (UV) radiation. This…”
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Chronic TiO2 nanoparticle exposure to a benthic organism, Hyalella azteca: impact of solar UV radiation and material surface coatings on toxicity by Wallis, Lindsay K., Diamond, Stephen A., Ma, Hongbo, Hoff, Dale J., Al-Abed, Souhail R., Li, Shibin

“…There is limited information on the chronic effects of nanomaterials to benthic organisms, as well as environmental mitigating factors that might influence…”
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The Effects of Chronological Age and Size on Toxicity of Zinc to Juvenile Brown Trout by Diedrich, Daniel J., Sofield, Ruth M., Ranville, James F., Hoff, Dale J., Wall, V. Dan, Brinkman, Stephen F.

“…A series of toxicity tests were conducted to investigate the role of chronological age on zinc tolerance in juvenile brown trout ( Salmo trutta ). Four…”
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The ECOTOXicology Knowledgebase: A Curated Database of Ecologically Relevant Toxicity Tests to Support Environmental Research and Risk Assessment by Olker, Jennifer H., Elonen, Colleen M., Pilli, Anne, Anderson, Arne, Kinziger, Brian, Erickson, Stephen, Skopinski, Michael, Pomplun, Anita, LaLone, Carlie A., Russom, Christine L., Hoff, Dale

“…The need for assembled existing and new toxicity data has accelerated as the amount of chemicals introduced into commerce continues to grow and regulatory…”
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Species sensitivity and dependence on exposure conditions impacting the phototoxicity of TiO^sub 2^ nanoparticles to benthic organisms by Li, Shibin, Wallis, Lindsay K, Diamond, Stephen A, Ma, Hongbo, Hoff, Dale J

“…Toxicity of titanium dioxide nanoparticles (nano-TiO2) to aquatic organisms can be greatly increased after exposure to ultraviolet (UV) radiation. This…”
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Species sensitivity and dependence on exposure conditions impacting the phototoxicity of TiO sub( 2) nanoparticles to benthic organisms by Li, Shibin, Wallis, Lindsay K, Diamond, Stephen A, Ma, Hongbo, Hoff, Dale J

“…Toxicity of titanium dioxide nanoparticles (nano-TiO2) to aquatic organisms can be greatly increased after exposure to ultraviolet (UV) radiation. This…”
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Species sensitivity and dependence on exposure conditions impacting the phototoxicity of TiO 2 nanoparticles to benthic organisms by Li, Shibin, Wallis, Lindsay K., Diamond, Stephen A., Ma, Hongbo, Hoff, Dale J.

“…Abstract Toxicity of titanium dioxide nanoparticles (nano‐TiO 2 ) to aquatic organisms can be greatly increased after exposure to ultraviolet (UV) radiation…”
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Contaminant exposure in terrestrial vertebrates by Smith, Philip N., Cobb, George P., Godard-Codding, Céline, Hoff, Dale, McMurry, Scott T., Rainwater, Thomas R., Reynolds, Kevin D.

“…Here we review mechanisms and factors influencing contaminant exposure among terrestrial vertebrate wildlife. There exists a complex mixture of biotic and…”
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Quantitative structure-mesothelioma potency model optimization for complex mixtures of elongated particles in rat pleura: A retrospective study by Cook, Philip M., Swintek, Joseph, Dawson, Timothy D., Chapman, David, Etterson, Mathew A., Hoff, Dale

“…Cancer potencies of mineral and synthetic elongated particle mixtures, including asbestos fibers, are influenced by changes in fiber dose composition,…”
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