Mercury-selenium association in antarctic seal hairs and animal excrements over the past 1,500 years.

abstract：:Mercury (Hg) contamination of aquatic ecosystems is a global environmental problem. Data are abundant on Hg contamination and factors that affect its bioaccumulation in lake communities, but comparatively little information on riverine ecosystems exists. The present study examines fish Hg concentrations of the Lower R...

journal_title：Environmental toxicology and chemistry

authors： Smith A,Abuzeineh AA,Chumchal MM,Bonner TH,Nowlin WH

更新日期：2010-08-01 00:00:00

abstract：:Bisphenol A (BPA) is a ubiquitous chemical in the environment and potentially harmful to plants. However, relevant studies of the effects of BPA on plants are relatively scarce. In the present work, the effects of BPA on the biomass (fresh wt and dry wt), absorptive function (activity and absorptive area), and mineral...

journal_title：Environmental toxicology and chemistry

authors： Nie L,Wang L,Wang Q,Wang S,Zhou Q,Huang X

更新日期：2015-01-01 00:00:00

abstract：:The major toxaphene metabolites in sediment and soils (2-exo,3-endo,6-exo,8,9,10-hexachlorobornane [B6-923] and 2-endo,3-exo,5-endo,6-exo,8,9,10-heptachlorobornane [B7-1001]) were incubated with the isolated gram-negative bacterium Dehalospirillum multivorans. Within 14 d, biotransformation of B7-1001 was nearly quant...

journal_title：Environmental toxicology and chemistry

authors： Ruppe S,Neumann A,Braekevelt E,Tomy GT,Stern GA,Maruya KA,Vetter W

更新日期：2004-03-01 00:00:00

abstract：:A dike failure at the Tennessee Valley Authority Kingston Fossil Plant in East Tennessee, United States, in December 2008, released approximately 4.1 million m(3) of coal ash into the Emory River. From 2009 through 2012, samples of mayfly nymphs (Hexagenia bilineata) were collected each spring from sites in the Emory,...

journal_title：Environmental toxicology and chemistry

authors： Smith JG,Baker TF,Murphy CA,Jett RT

更新日期：2016-05-01 00:00:00

abstract：:We studied the influence of sediment geochemistry on bioavailability of As, Cd, and Cr in deposit-feeding polychaetes. Metal phase speciation in sediments was determined with a sequential extraction scheme, and assimilation efficiencies (AEs) of ingested metals were determined by pulse-chase feeding experiments using ...

journal_title：Environmental toxicology and chemistry

authors： Baumann Z,Fisher NS

更新日期：2011-03-01 00:00:00

abstract：:As technological interest and environmental emissions of the rare earth elements increase, it is becoming more important to assess their potential environmental impact. Samarium (Sm) is a lanthanide of intermediate molar mass that is used in numerous high-technology applications including wind turbines, solar panels, ...

journal_title：Environmental toxicology and chemistry

authors： Rowell JA,Fillion MA,Smith S,Wilkinson KJ

更新日期：2018-06-01 00:00:00

abstract：:Leeches are widespread, found in many freshwater habitats, and have diverse dietary habits. Despite their close phylogenetic relationships to Mollusca, a phylum with species affected by exogenous estrogens, it is unclear whether Hirudinea may also be impacted. A whole-lake experiment was done at the Experimental Lakes...

journal_title：Environmental toxicology and chemistry

authors： Kidd KA,Graves SD,McKee GI,Dyszy K,Podemski CL

更新日期：2020-08-01 00:00:00

abstract：:Linear alkylbenzene sulfonates (LAS) can be found in high concentrations in sewage sludge and, hence, may enter the soil compartment as a result of sludge application. Here, LAS may pose a risk for soil-dwelling organisms. In the present probabilistic risk assessment, statistical extrapolation has been used to assess ...

journal_title：Environmental toxicology and chemistry

authors： Jensen J,Løkke H,Holmstrup M,Krogh PH,Elsgaard L

更新日期：2001-08-01 00:00:00

abstract：:Non-anadromous forms of Arctic char (Salvelinus alpinus), those that are restricted to lakes and rivers, typically have higher mercury (Hg) concentrations than anadromous forms, which migrate to and from the sea. Using tissue burden data from the literature and our own analyses, we performed a screening-level risk ass...

journal_title：Environmental toxicology and chemistry

authors： Barst BD,Drevnick PE,Muir DCG,Gantner N,Power M,Köck G,Chéhab N,Swanson H,Rigét F,Basu N

更新日期：2019-03-01 00:00:00

abstract：:Aluminum (Al) toxicity to aquatic organisms is strongly affected by water chemistry. Toxicity-modifying factors such as pH, dissolved organic carbon (DOC), hardness, and temperature have a large impact on the bioavailability and toxicity of Al to aquatic organisms. The importance of water chemistry on the bioavailabil...

journal_title：Environmental toxicology and chemistry

authors： Santore RC,Ryan AC,Kroglund F,Rodriguez PH,Stubblefield WA,Cardwell AS,Adams WJ,Nordheim E

更新日期：2018-01-01 00:00:00

abstract：:Chemical substances other than pesticides, drugs, and food additives are regulated by the U.S. Environmental Protection Agency (U.S. EPA) under the Toxic Substances Control Act (TSCA), but the United States does not require that new substances be tested automatically for such critical properties as biodegradability. T...

journal_title：Environmental toxicology and chemistry

authors： Boethling RS,Lynch DG,Thom GC

更新日期：2003-04-01 00:00:00

abstract：:Excess selenium (Se) in the aquatic food chain is embryotoxic and teratogenic to avocets, stilts, and other waterbirds. American avocet (Recurvirostra americana) and black-necked stilt (Himantopus mexicanus) eggs were collected from three sites in the Tulare Lake Basin of California, USA, and hatched in the laboratory...

journal_title：Environmental toxicology and chemistry

authors： Hoffman DJ,Marn CM,Marois KC,Sproul E,Dunne M,Skorupa JP

更新日期：2002-03-01 00:00:00

abstract：:Domestic sewage is a major problem in highly urbanized coastal areas worldwide. In the present study, toxicity identification evaluation (TIE) phases I and II were applied to sediment interstitial water from 2 locations along the São Paulo coast in southeastern Brazil: the sewage outfalls from the city of Santos, a de...

journal_title：Environmental toxicology and chemistry

authors： Ferraz MA,Alves AV,de Cássia Muniz C,Pusceddu FH,Gusso-Choueri PK,Santos AR,Choueri RB

更新日期：2017-07-01 00:00:00

abstract：:The octanol-water partioning of inorganic mercury decreased with increasing sulfide, supporting a model that predicts decreased fractions of neutral Hg-S species with increasing sulfide. These results help explain the decreased availability of Hg to methylating bacteria under sulfidic conditions, and the inverse relat...

journal_title：Environmental toxicology and chemistry

authors： Benoit JM,Mason RP,Gilmour CC

更新日期：1999-10-01 00:00:00

abstract：:A full assessment of the impact of oil and chemical spills at sea requires the identification of both the polluting chemicals and the biological effects they cause. Here, a combination of chemical fingerprinting of surface oils, tissue residue analysis, and biological effects measures was used to explore the relations...

journal_title：Environmental toxicology and chemistry

authors： Lewis C,Guitart C,Pook C,Scarlett A,Readman JW,Galloway TS

更新日期：2010-06-01 00:00:00

abstract：:The effect of major cation activity (Ca(2+) , Mg(2+) , Na(+) , K(+) ) on Ni toxicity, with dose expressed as exposure (total dissolved Ni concentration NiTot ) or free Ni ion activity (in solution Ni(2+) ), or as tissue residue (Ni concentration in plant tissue NiTiss ) to the aquatic plant Lemna minor L. was examined...

journal_title：Environmental toxicology and chemistry

authors： Gopalapillai Y,Hale B,Vigneault B

更新日期：2013-04-01 00:00:00

abstract：:The present study investigated new or lesser-studied and legacy organochlorine (OC) contaminants and metabolites in plasma and eggs of glaucous gulls (Larus hyperboreus) collected from major breeding colonies on Bear Island in the Norwegian Arctic. Hexachlorobutadiene was below the method limit of detection (< 0.07 ng...

journal_title：Environmental toxicology and chemistry

authors： Verreault J,Letcher RJ,Muir DC,Chu S,Gebbink WA,Gabrielsen GW

更新日期：2005-10-01 00:00:00

abstract：:In the present study, microbial community responses to exposure to unweathered Macondo Well crude oil and conventional diesel in a sandy beach environment were determined. Biodegradation was assessed in mesocosm experiments with differing fuel amounts (2,000 and 4,000 mg/kg) and with or without inorganic nutrient amen...

journal_title：Environmental toxicology and chemistry

authors： Horel A,Mortazavi B,Sobecky PA

更新日期：2012-05-01 00:00:00

abstract：:Potassium permanganate (KMnO4) is used worldwide in freshwater pond aquaculture for treatment and prevention of waterborne external parasitic, bacterial, and fungal diseases. Nevertheless, KMnO4 has not been approved by the U.S. Food and Drug Administration, and insufficient information exists to allow evaluation of t...

journal_title：Environmental toxicology and chemistry

authors： Hobbs MS,Grippo RS,Farris JL,Griffin BR,Harding LL

更新日期：2006-11-01 00:00:00

abstract：:Metal cation toxicity to basidiomycete fungi is poorly understood, despite its well-known importance in terrestrial ecosystems. Moreover, there is no reported methodology for the routine evaluation of metal toxicity to basidiomycetes. In the present study, we describe the development of a procedure to assess the acute...

journal_title：Environmental toxicology and chemistry

authors： Mendes LF,Stevani CV

更新日期：2010-02-01 00:00:00

abstract：:Understanding the environmental risks of pharmaceuticals and personal care products (PPCPs) has become very important in the field of aquatic toxicology. Hydroxylpropyl-β-cyclodextrin (HPβCD) is an amphiphilic, toroidal shaped molecule with the ability to form noncovalent inclusion complexes with a variety of guest mo...

journal_title：Environmental toxicology and chemistry

authors： Anderson JC,Beyger L,Guchardi J,Holdway D

更新日期：2016-06-01 00:00:00

abstract：:Wetlands are important habitats and spawning grounds to a diverse wildlife population and are particularly vulnerable to adverse effects of endocrine disruptors. Many pesticides possess hormonal activity and have thus been classified as endocrine disruptors. A new analytical method based on ultrasonic-assisted extract...

journal_title：Environmental toxicology and chemistry

authors： Xue N,Li F,Hou H,Li B

更新日期：2008-05-01 00:00:00

abstract：:Most toxicity tests investigate constant concentrations of a chemical. Concentrations of many compounds in the environment are dynamic, however, and individuals may be more sensitive to pulses of a chemical initiated at specific points during development. Realistic toxicity tests are important to accurately assess the...

journal_title：Environmental toxicology and chemistry

authors： Earl JE,Whiteman HH

更新日期：2009-06-01 00:00:00

abstract：:In vitro extraction of sediments using digestive fluid of deposit-feeding invertebrates has been advocated as a measure of in vivo bioavailability, but the standard procedure used for the extractions alters fluid properties relative to in vivo conditions. In vivo fluid properties (redox potential [Eh], pH, dissolved o...

journal_title：Environmental toxicology and chemistry

authors： Weston DP,Judd JR,Mayer LM

更新日期：2004-08-01 00:00:00

abstract：:Microplastic particles have been observed in the environment and routinely detected in the stomachs and intestines of aquatic organisms over the last 50 yr. In the present review, information on the ingestion of plastic debris of varying sizes is collated, including data for >800 species representing approximately 87 ...

journal_title：Environmental toxicology and chemistry

authors： Gouin T

更新日期：2020-05-01 00:00:00

abstract：:The main objective of the present study was to derive ecologically relevant effect threshold concentrations of (dissolved) Pb for selected European Union (EU) freshwater rivers, using the 2008 EU Voluntary Risk Assessment Report as a starting point and more advanced methodologies than those used in the Voluntary Risk ...

journal_title：Environmental toxicology and chemistry

authors： Van Sprang PA,Nys C,Blust RJ,Chowdhury J,Gustafsson JP,Janssen CJ,De Schamphelaere KA

更新日期：2016-05-01 00:00:00

abstract：:A combination of forward and reverse heteronuclear ((19)F/(1)H) saturation transfer difference (STD) nuclear magnetic resonance (NMR) spectroscopic techniques were applied to characterize the noncovalent interactions between perfluorinated aromatic xenobiotics and dissolved humic acid. These NMR techniques produce det...

journal_title：Environmental toxicology and chemistry

authors： Longstaffe JG,Simpson AJ

更新日期：2011-08-01 00:00:00

abstract：:To evaluate the use of morphological abnormalities for standard testing of endocrine-disrupting substances (EDS), we tested the hypothesis that developmental abnormalities are a sensitive indicator of exposure to waterborne estrogenic and antiestrogenic EDS during embryonic, larval, and juvenile stages in the common e...

journal_title：Environmental toxicology and chemistry

authors： Boudreau M,Courtenay SC,MacLatchy DL,Bérubé CH,Parrott JL,Van der Kraak GJ

更新日期：2004-02-01 00:00:00

abstract：:Atrazine is a herbicide used most frequently in North America, but it usually is encountered in mixtures of agrochemicals. Few atrazine exposure studies have been conducted using mixed pesticides; therefore, little data are available to suggest reliable means of discerning effects attributable to atrazine. The common ...

journal_title：Environmental toxicology and chemistry

authors： Lytle TF,Lytle JS

更新日期：2005-05-01 00:00:00

abstract：:More or less well-defined mixtures of antibiotics used in aquacultures may be distributed in the aquatic environment. Therefore, a systematic mixture ecotoxicity study was performed with the aquaculture antibiotics oxytetracycline, oxolinic acid, erythromycin, florfenicol, and flumequine. Test organisms were freshwate...

journal_title：Environmental toxicology and chemistry

authors： Christensen AM,Ingerslev F,Baun A

更新日期：2006-08-01 00:00:00