Understanding the atmospheric measurement and behavior of perfluorooctanoic acid.

abstract：:The environmental prevalence of engineered nanomaterials, particularly nanoparticulate silver (AgNP), is expected to increase substantially. The ubiquitous use of commercial products containing AgNP may result in their release to the environment, and the potential for ecological effects is unknown. Detecting engineere...

journal_title：Environmental toxicology and chemistry

authors： Mitrano DM,Lesher EK,Bednar A,Monserud J,Higgins CP,Ranville JF

更新日期：2012-01-01 00:00:00

abstract：:We measured concentrations of polychlorinated biphenyls (PCBs), polychlorinated dibenzo-p-dioxins (PCDDs), and polychlorinated dibenzofurans (PCDFs) in northern leopard frogs collected from the Green Bay ecosystem and explored the catalytic activity of hepatic cytochrome P450-associated monooxygenase (P450 enzyme) as ...

journal_title：Environmental toxicology and chemistry

authors： Huang YW,Karasov WH,Patnode KA,Jefcoate CR

更新日期：1999-10-01 00:00:00

abstract：:The fate of esfenvalerate was investigated by sampling and chemical analysis after spraying of an artificial pond (25 g a.i./ha) and in the laboratory with [14C]esfenvalerate by trapping of 14CO2 and fractionation of the sediment. The effects were investigated on pelagic communities in enclosures in a natural lake and...

journal_title：Environmental toxicology and chemistry

authors： Samsøe-Petersen L,Gustavson K,Madsen T,Mogensen BB,Lassen P,Skjernov K,Christoffersen K,Jørgensen E

更新日期：2001-07-01 00:00:00

abstract：:3-Methyl-4-nitrophenol (PNMC) is a component of diesel exhaust particles and one of the major breakdown products of the insecticide fenitrothion. This chemical has a high potential for reproductive toxicity in Japanese quail (Coturnix japonica) and rats. Because PNMC inhaled by the body is metabolized by uridine dipho...

journal_title：Environmental toxicology and chemistry

authors： Lee CH,Kamijima M,Li C,Taneda S,Suzuki AK,Nakajima T

更新日期：2007-09-01 00:00:00

abstract：:Laboratory experiments were carried out to analyze the first valve closure response of a freshwater bivalve (Corbicula fluminea) exposed to uranium during a 5-h period. Experiments were performed in a well-defined artificial water at two pH values, 5.5 and 6.5, with a noninvasive method of valve recording. Sensitivity...

journal_title：Environmental toxicology and chemistry

authors： Fournier E,Tran D,Denison F,Massabuau JC,Garnier-Laplace J

更新日期：2004-05-01 00:00:00

abstract：:Ecotoxicology research on polychlorinated biphenyl (PCB) mixtures has focused principally on short-term effects on reproduction, growth, and other physiological endpoints. Latent cognitive effects from early life exposure to low-level PCBs were examined in an avian model, the European starling (Sturnus vulgaris). Thir...

journal_title：Environmental toxicology and chemistry

authors： Zahara AR,Michel NL,Flahr LM,Ejack LE,Morrissey CA

更新日期：2015-11-01 00:00:00

abstract：:Ab initio gene prediction and evidence alignment were used to produce the first annotations for the fathead minnow (Pimephales promelas) genome. We also describe a genome browser, hosted by the Society of Environmental Toxicology and Chemistry, that provides simplified access to the annotation data in context with the...

journal_title：Environmental toxicology and chemistry

authors： Saari TW,Schroeder AL,Ankley GT,Villeneuve DL

更新日期：2017-12-01 00:00:00

abstract：:Silver nanoparticles (AgNPs) from industrial use, discharged via the land application of sewage sludge, are interacting with soil biota, including earthworms. In affected organisms, excessive production of reactive oxygen species can result in lipid peroxidation, shifting the balance between oxidants and antioxidants ...

journal_title：Environmental toxicology and chemistry

authors： Saleeb N,Robinson B,Cavanagh J,Ross J,Munir K,Gooneratne R

更新日期：2020-05-01 00:00:00

abstract：:During laboratory and field studies, a fraction of contaminants in soils or sediments often is observed to be highly resistant to desorption. This desorption-resistant fraction may have significant effects on long-term fate and exposure of soil/ sediment-bound contaminants in particular, causing much reduced availabil...

journal_title：Environmental toxicology and chemistry

authors： Chen W,Cong L,Hu H,Zhang P,Li J,Feng Z,Kan AT,Tomson MB

更新日期：2008-01-01 00:00:00

abstract：:Sheepshead minnows (Cyprinodon variegatus) were continuously exposed to two concentrations of polycyclic aromatic hydrocarbons (PAHs) dissolved in seawater (sigma PAH = 7.57 and 72.31 microg/L) for 36 d, followed by 8 d of depuration. The PAHs studied were naphthalene (NPH or C0-NPH), phenanthrene (PHE or C0-PHE), pyr...

journal_title：Environmental toxicology and chemistry

authors： Jonsson G,Bechmann RK,Bamber SD,Baussant T

更新日期：2004-06-01 00:00:00

abstract：:Exposures to either zinc or lead in contaminated sediments have been shown to induce characteristic deformities in larval chironomids. This study examined the effects of exposure to lead and zinc in combination on Chironomus tentans larvae. Proportions of mouthpart deformities in populations of larvae reared in sedime...

journal_title：Environmental toxicology and chemistry

authors： Martinez EA,Moore BC,Schaumloffel J,Dasgupta N

更新日期：2004-03-01 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：:The present study was performed to investigate the toxicity of fluoride to a variety of freshwater aquatic organisms and to establish whether water quality variables contribute substantively to modifying its toxicity. Water hardness, chloride, and alkalinity were tested as possible toxicity modifying factors for fluor...

journal_title：Environmental toxicology and chemistry

authors： Pearcy K,Elphick J,Burnett-Seidel C

更新日期：2015-07-01 00:00:00

abstract：:Fluorotelomer carboxylic acids (FTCAs) and the corresponding unsaturated acids (FTUCAs) are known intermediates in the biodegradation of industrially produced fluorotelomer alcohols (FTOHs) to environmentally persistent perfluorinated carboxylic acids (PFCAs). The FTCAs and FTUCAs are of concern for their toxicity, re...

journal_title：Environmental toxicology and chemistry

authors： Myers AL,Mabury SA

更新日期：2010-08-01 00:00:00

abstract：:The desorption behavior of benzidine from Lake Macatawa (Holland, MI, USA) sediment was investigated in this study using batch solvent extraction method. Seven solvents were tested as the extracting reagents: Deionized water (DI), calcium chloride in DI (CaCl2), sodium hydroxide in DI (NaOH), acetonitrile (ACN), a mix...

journal_title：Environmental toxicology and chemistry

authors： Chen S,Nyman MC

更新日期：2005-12-01 00:00:00

abstract：:A model for risk assessment was built for simultaneous, congener-specific PCB bioaccumulation from sediment to fish to otters (Lutra lutra). Toxic equivalence factors (TEFs) were used to sum individual congeners in otters to a toxic equivalent concentration (TEQ) relative to 2,3,7,8-tetrachlorodibenzo-p-dioxin. Microb...

journal_title：Environmental toxicology and chemistry

authors： Traas TP,Luttik R,Klepper O,Beurskens JE,Smit MD,Leonards PE,van Hattum AG,Aldenberg T

更新日期：2001-01-01 00:00:00

abstract：:Most of the public literature and available guidance documents on the conduct of freshwater whole-sediment toxicity identification and evaluations (TIEs) detail the use of test organisms and amending agents that are readily available in North America. These commonly used test organisms and the supported amending agent...

journal_title：Environmental toxicology and chemistry

authors： Mehler WT,Keough MJ,Pettigrove V

更新日期：2017-09-01 00:00:00

abstract：:The assessment of chemicals as bioaccumulative in the regulatory process makes use of the bioconcentration factor as a metric. However, this metric does not account for the dietary uptake route and therefore cannot be applied to terrestrial food chains. In recent years, the biomagnification factor (BMF) and the trophi...

journal_title：Environmental toxicology and chemistry

authors： Goss KU,Brown TN,Endo S

更新日期：2013-07-01 00:00:00

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：:Silver nanoparticles (AgNPs) are efficiently converted during the wastewater-treatment process into sparingly soluble Ag sulfides (Ag2 S). In several countries, sewage sludge is used as a fertilizer in agriculture. The bioavailability of sulfidized Ag to the terrestrial isopod Porcellio scaber was investigated. Sewage...

journal_title：Environmental toxicology and chemistry

authors： Kampe S,Kaegi R,Schlich K,Wasmuth C,Hollert H,Schlechtriem C

更新日期：2018-06-01 00:00:00

abstract：:High concentrations (300 ng/L) of androstenedione (A4) were identified in snowmelt runoff from fields fertilized with manure from livestock feeding operations in Wisconsin, USA. In fishes, A4 is an active androgen and substrate for biosynthesis of functional androgens (e.g., testosterone and 11-ketotestosterone) and e...

journal_title：Environmental toxicology and chemistry

authors： DeQuattro ZA,Hemming JD,Barry TP

更新日期：2015-11-01 00:00:00

abstract：:A microbial consortium that degrades ethyl-tert-butyl ether (ETBE) as the sole source of carbon and energy under aerobic conditions was selected from a gasoline-polluted soil. This consortium consists of a variety of microorganisms with a predominance of filamentous morphology. Degradation of ETBE was found to be sole...

journal_title：Environmental toxicology and chemistry

authors： Kharoune M,Kharoune L,Lebault JM,Pauss A

更新日期：2002-10-01 00:00:00

abstract：:On the quantitative comparison of solubilities or vapor pressures of homologous series, the variation in the effect of crystal structure on solid properties may substantially influence the outcome of the comparison. Usually, the effect of this variation is eliminated by comparing values of the liquid state. The ratio ...

journal_title：Environmental toxicology and chemistry

authors： Van Noort PC

更新日期：2006-11-01 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：:In 2004 to 2006, in the Okanagan Valley, British Columbia, Canada, we measured pesticides, water chemistry, and hatching success of Great Basin spadefoot (Spea intermontana), Pacific treefrog (Pseudacris regilla), Western toad (Bufo boreas), and Columbia spotted frog (Rana luteiventris). Predator-proof cages containin...

journal_title：Environmental toxicology and chemistry

authors： Bishop CA,Ashpole SL,Edwards AM,van Aggelen G,Elliott JE

更新日期：2010-07-01 00:00:00

abstract：:The rising potential for the release of engineered nanoparticles (ENPs) into aquatic environments requires evaluation of risks to protect ecological health. The present review examines knowledge pertaining to the interactions of metal-based ENPs with aquatic higher plants, identifies information gaps, and raises consi...

journal_title：Environmental toxicology and chemistry

authors： Thwala M,Klaine SJ,Musee N

更新日期：2016-07-01 00:00:00

abstract：:We examined the subcellular partitioning of zinc (Zn) in Daphnia magna both under acute and chronic exposures. In the acute Zn toxicity tests, the daphnids were exposed to different Zn concentrations for 48 h or to one lethal concentration (1,000 microg/L) for different durations (time to death for up to 47 h). Signif...

journal_title：Environmental toxicology and chemistry

authors： Wang WX,Guan R

更新日期：2010-08-01 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：:Environmentally relevant mixtures of polycyclic aromatic hydrocarbons (PAHs; e.g., crude oils) are often rich in alkyl-PAHs, such as retene (7-isopropyl-1-methylphenanthrene), which produce dioxin-like toxicity in fish embryos. The mechanism of alkyl-PAH toxicity is not well understood but was previously thought to be...

journal_title：Environmental toxicology and chemistry

authors： Scott JA,Ross M,Lemire BC,Hodson PV

更新日期：2009-06-01 00:00:00

abstract：:Polycyclic aromatic hydrocarbon (PAHs) were measured in sediments from 29 sites throughout Taihu Lake in China during 2 seasons to investigate spatiotemporal characteristics and source contributions using a 3-way source apportionment approach to positive matrix factorization (PMF3). Seasonal and spatial variations of ...

journal_title：Environmental toxicology and chemistry

authors： Tian YZ,Shi GL,Liu GR,Guo CS,Peng X,Xu J,Zhang Y,Feng YC

更新日期：2014-08-01 00:00:00