Uptake and metabolism of individual polybrominated diphenyl ether congeners by embryonic zebrafish.

abstract：:The effects of point-source and diffuse discharges on resident populations of brown bullhead catfish (Ameiurus nebulosus (LeSueur, 1819)) in the Waikato River (New Zealand) were assessed at sites both upstream and downstream of point-source discharges. At each site, the population parameters, relative abundance, age s...

journal_title：Environmental toxicology and chemistry

authors： West DW,Ling N,Hicks BJ,Tremblay LA,Kim ND,Van den Heuvel MR

更新日期：2006-07-01 00:00:00

abstract：:Despite extensive studies of methylmercury (MeHg) toxicity in birds, molecular effects on birds are poorly characterized. To improve our understanding of toxicity pathways and identify novel indicators of avian exposure to Hg, the authors investigated genomic changes, glutathione status, and oxidative status indicator...

journal_title：Environmental toxicology and chemistry

authors： Jenko K,Karouna-Renier NK,Hoffman DJ

更新日期：2012-11-01 00:00:00

abstract：:Liver and kidneys from grey seals (Halichoerus grypus) in their natural habitats in Norwegian waters contain high levels of Cd and Hg as well as metallothionein (MT). The data show significant placental transfer of heavy metals in seals. The MT concentrations were higher in fetus liver and kidneys than in the liver an...

journal_title：Environmental toxicology and chemistry

authors： Teigen SW,Andersen RA,Daae HL,Skaare JU

更新日期：1999-10-01 00:00:00

abstract：:The Ca-exchanged clays were used to investigate the sorption of toluene under both high and low relative humidity conditions. According to the observed rates of sorption and desorption and the Fourier transform infrared (FTIR) spectra of sorbed toluene, the sorbate molecules on clays can be divided into three categori...

journal_title：Environmental toxicology and chemistry

authors： Chang ML,Wu SC,Chen PJ,Cheng SC

更新日期：2003-09-01 00:00:00

abstract：:The influence of dissolved organic carbon (DOC) and water composition on the toxicity of copper to juvenile freshwater mussels (fatmucket, Lampsilis siliquoidea) were evaluated in natural and reconstituted waters. Acute 96-h copper toxicity tests werec onducted at four nominal DOC concentrations (0, 2.5, 5, and 10 mg/...

journal_title：Environmental toxicology and chemistry

authors： Wang N,Mebane CA,Kunz JL,Ingersoll CG,May TW,Arnold WR,Santore RC,Augspurger T,Dwyer J,Barnhart MC

更新日期：2009-11-01 00:00:00

abstract：:Biofilms can make good bioindicators and biomarkers, offering a convenient tool to monitor metal contamination in streams that results from mine tailing sites. Biofilm metal content (Cu, Zn, Cd, Pb) as well as diatom diversity and the presence of teratologies (diatom abnormalities) were determined for biofilms from ri...

journal_title：Environmental toxicology and chemistry

authors： Leguay S,Lavoie I,Levy JL,Fortin C

更新日期：2016-06-01 00:00:00

abstract：:The presence and accumulation of persistent contaminants at high latitudes from long-range transport is an important environmental issue. Atmospheric transport has been identified as the source of pollutants in several arctic ecosystems and has the potential to severely impact high-latitude populations. Elevated level...

journal_title：Environmental toxicology and chemistry

authors： Rocque DA,Winker K

更新日期：2004-03-01 00:00:00

abstract：:Environmental contamination is suggested to contribute to amphibian population declines. However, the effects of a contaminant on a particular amphibian species can differ among populations. The authors investigated the toxic effects of 2 herbicide formulations on different populations and on representative developmen...

journal_title：Environmental toxicology and chemistry

authors： Wagner N,Veith M,Lötters S,Viertel B

更新日期：2017-01-01 00:00:00

abstract：:Daphnia magna is a widely used model organism for aquatic toxicity testing. In the present study, the authors investigated the hydrolytic enzyme activity of D. magna after exposure to toxicant stress. In vivo enzyme activity was quantified using 15 fluorogenic enzyme probes based on 4-methylumbelliferyl or 7-amino-4-m...

journal_title：Environmental toxicology and chemistry

authors： Ørsted M,Roslev P

更新日期：2015-08-01 00:00:00

abstract：:A 1-compartment toxicokinetic model is used to characterize the chemical exposure toxicity space (CETS), providing a novel graphic tool that can aid in the design of aquatic toxicity tests for fish and for interpreting their results. The graph depicts the solution to the differential equation describing the uptake kin...

journal_title：Environmental toxicology and chemistry

authors： Mackay D,Celsie AKD,Parnis JM,McCarty LS,Arnot JA,Powell DE

更新日期：2017-05-01 00:00:00

abstract：:The objective of this study was to investigate the fate and removal of triclosan (TCS; 5-chloro-2-[2,4-dichloro-phenoxy]-phenol), an antimicrobial agent used in a variety of household and personal-care products, in wastewater treatment systems. This objective was accomplished by monitoring the environmental concentrat...

journal_title：Environmental toxicology and chemistry

authors： McAvoy DC,Schatowitz B,Jacob M,Hauk A,Eckhoff WS

更新日期：2002-07-01 00:00:00

abstract：:Amphibian population declines have been documented worldwide and environmental contaminants are believed to contribute to some declines. Maternal transfer of bioaccumulated contaminants to offspring may be an important and overlooked mechanism of impaired reproductive success that affects amphibian populations. Mercur...

journal_title：Environmental toxicology and chemistry

authors： Bergeron CM,Bodinof CM,Unrine JM,Hopkins WA

更新日期：2010-04-01 00:00:00

abstract：:Methods for the assessment of ecological risks associated with exposure to defined mixtures of toxicants are reviewed and formalized for single-species toxicity. Depending on the modes of action of toxicants in a mixture, these methods apply either the model for concentration additivity (CA) or the model for response ...

journal_title：Environmental toxicology and chemistry

authors： De Zwart D,Posthuma L

更新日期：2005-10-01 00:00:00

abstract：:The aquatic ecological environment is being threatened from overuse of pesticides, and the aquatic toxicity toward rainbow trout (Oncorhynchus mykiss) plays a significant role in environmental risk assessment of agrochemicals. In the present study, 2 norm index formulas were developed, from which several norm descript...

journal_title：Environmental toxicology and chemistry

authors： Jia Q,Liu T,Yan F,Wang Q

更新日期：2020-02-01 00:00:00

abstract：:The increasing density of golf courses represents a potential source of sediment contamination to nearby coastal areas, the chemical and biological magnitude of which is almost unknown. The objective of this study was to determine the concentrations of contaminants and toxicities of sediments impacted by a coastal gol...

journal_title：Environmental toxicology and chemistry

authors： Lewis MA,Foss SS,Harris PS,Stanley RS,Moore JC

更新日期：2001-07-01 00:00:00

abstract：:A study of the ecotoxicity of different short aliphatic protic ionic liquids (PILs) on terrestrial organisms was conducted. Tests performed within the present study include those assessing the effects of PILs on soil microbial functions (carbon and nitrogen mineralization) and terrestrial plants. The results show that...

journal_title：Environmental toxicology and chemistry

authors： Peric B,Martí E,Sierra J,Cruañas R,Iglesias M,Garau MA

更新日期：2011-12-01 00:00:00

abstract：:This study investigates reproductive impairment and biochemical changes in fathead minnow (Pimephales promelas) exposed for 39 d to varying concentrations of perfluorooctanoic acid (PFOA) under microcosm conditions. While the concentrations tested in this study were much higher than those normally found in the environ...

journal_title：Environmental toxicology and chemistry

authors： Oakes KD,Sibley PK,Solomon KR,Mabury SA,Van der Kraak GJ

更新日期：2004-08-01 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：:Flower-visiting insects (FVIs) are an ecologically diverse group of mobile, flying species that should be protected from pesticide effects according to European policy. However, there is an ongoing decline of FVI species, partly caused by agricultural pesticide applications. Therefore, the risk assessment framework ne...

journal_title：Environmental toxicology and chemistry

authors： Uhl P,Brühl CA

更新日期：2019-11-01 00:00:00

abstract：:An urgent need exists to identify suitable tropical marine species for use in the development of sensitive and reliable test methods for routine laboratory ecotoxicological testing. Corals are a group of organisms not represented in routine ecotoxicology due to inherent difficulties in laboratory husbandry, and sea an...

journal_title：Environmental toxicology and chemistry

authors： Howe PL,Reichelt-Brushett AJ,Clark MW

更新日期：2012-11-01 00:00:00

abstract：:Biodegradation of trichloroethylene (TCE) by toluene-degrading bacteria was measured under aerobic conditions in aqueous and soil-slurry batch microcosms. For soil-phase experiments, a freshly contaminated soil and a soil containing only the desorption-resistant fraction of TCE were tested. In both cases, presence of ...

journal_title：Environmental toxicology and chemistry

authors： Lee S,Moe WM,Valsaraj KT,Pardue JH

更新日期：2002-08-01 00:00:00

abstract：:Retinoids are known to regulate important processes such as differentiation, development, and embryogenesis. Some effects, such as malformations in frogs or changes in metabolism of birds, could be related to disruption of the retinoid signaling pathway by exposure to organic contaminants. A new reporter gene assay ha...

journal_title：Environmental toxicology and chemistry

authors： Novák J,Benísek M,Pacherník J,Janosek J,Sídlová T,Kiviranta H,Verta M,Giesy JP,Bláha L,Hilscherová K

更新日期：2007-08-01 00:00:00

abstract：:Use of solid-phase microextraction (SPME) fibers as a dose metric for toxicity testing was evaluated for hydrophobic pesticides to the midge Chironomus dilutus and the amphipod Hyalella azteca. Test compounds included p,p'-dichlorodiphenyltrichloroethane (p,p'-DDT), p,p'-dichlorodiphenyldichloroethane (p,p'-DDD), p,p'...

journal_title：Environmental toxicology and chemistry

authors： Ding Y,Landrum PF,You J,Harwood AD,Lydy MJ

更新日期：2012-09-01 00:00:00

abstract：:The uptake and toxicity of 2 poly(methylmethacrylate)-based plastic nanoparticles (PNPs) with different surface chemistries (medium and hydrophobic) were assessed using aquatic organisms selected for their relevance based on the environmental behavior of the PNPs. Pure poly(methylmethacrylate) (medium; PMMA PNPs) and ...

journal_title：Environmental toxicology and chemistry

authors： Booth AM,Hansen BH,Frenzel M,Johnsen H,Altin D

更新日期：2016-07-01 00:00:00

abstract：:Synthetic sea salts are often used to adjust the salinity of effluent, ambient, and laboratory water samples to perform toxicity tests with marine and estuarine species. The U.S. Environmental Protection Agency (U.S. EPA) provides guidance on salinity adjustment in its saltwater test guidelines. The U.S. EPA suggests ...

journal_title：Environmental toxicology and chemistry

authors： Arnold WR,Cotsifas JS,Winter AR,Klinck JS,Smith DS,Playle RC

更新日期：2007-05-01 00:00:00

abstract：:Storm events lead to agricultural and urban runoff, to mobilization of contaminated particulate matter, and to input from combined sewer overflows into rivers. We conducted time-resolved sampling during a storm event at the Ammer River, southwest Germany, which is representative of small river systems in densely popul...

journal_title：Environmental toxicology and chemistry

authors： Müller ME,Zwiener C,Escher BI

更新日期：2021-01-01 00:00:00

abstract：:The paucity of information on the occurrence of pharmaceuticals in the environment in African countries led the authors to investigate 8 acidic pharmaceuticals (4 antipyretics, 3 antibiotics, and 1 lipid regulator) in wastewater, surface water, and sediments from the Msunduzi River in the province of KwaZulu-Natal, So...

journal_title：Environmental toxicology and chemistry

authors： Agunbiade FO,Moodley B

更新日期：2016-01-01 00:00:00

abstract：:Acute and chronic bioassays were used to evaluate the lethal and sublethal effects of copper chloride and tributyltin chloride on mahi mahi (Coryphaena hippurus) embryos, a pelagic life stage often found in the surface microlayer where anthropogenic contaminants can accumulate. Acute bioassay testing determined the me...

journal_title：Environmental toxicology and chemistry

authors： Adema-Hannes R,Shenker J

更新日期：2008-10-01 00:00:00

abstract：:The authors derive predicted-no-effect concentrations (PNECs) for the steroid estrogens (estrone [E1], 17β-estradiol [E2], estriol [E3], and 17α-ethinylestradiol [EE2]) appropriate for use in risk assessment of aquatic organisms. In a previous study, they developed a PNEC of 0.35 ng/L for EE2 from a species sensitivit...

journal_title：Environmental toxicology and chemistry

authors： Caldwell DJ,Mastrocco F,Anderson PD,Länge R,Sumpter JP

更新日期：2012-06-01 00:00:00

abstract：:The extent to which persistent organic pollutants (POPs) with different physicochemical properties originated from the food (dietary input) was assessed in raptor nestlings. Lipophilic polychlorinated biphenyl (PCB) 153, 1-dichloro-2,2-bis(p-chlorophenyl)ethylene (p,p'-DDE), and hexachlorobenzene (HCB), and protein-bo...

journal_title：Environmental toxicology and chemistry

authors： Bustnes JO,Bårdsen BJ,Herzke D,Johnsen TV,Eulaers I,Ballesteros M,Hanssen SA,Covaci A,Jaspers VL,Eens M,Sonne C,Halley D,Moum T,Nøst TH,Erikstad KE,Ims RA

更新日期：2013-11-01 00:00:00