The missing biomarker link: relationships between effects on the cellular energy allocation biomarker of toxicant-stressed Daphnia magna and corresponding population characteristics.

abstract：:Treatment of municipal wastewater reduces the concentrations of some pharmaceuticals and personal care products (PPCPs), hormones, and drugs of abuse. However, reduced concentrations of these micropollutants in wastewater may not correlate with reduced toxicity because transformations of micropollutants and/or the for...

journal_title：Environmental toxicology and chemistry

authors： Maya N,Crispo C,McFarland V,Nasuhoglu D,Isazadeh S,Yargeau V,Metcalfe CD

更新日期：2018-01-01 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：:The Cache Slough complex is an area of tidal sloughs in the Sacramento-San Joaquin River Delta of California (USA), and is surrounding by irrigated agricultural lands. Among the species of concern in the area is the delta smelt (Hypomesus transpacificus), a federally listed threatened species. Releases of the organoph...

journal_title：Environmental toxicology and chemistry

authors： Weston DP,Asbell AM,Lesmeister SA,Teh SJ,Lydy MJ

更新日期：2014-04-01 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：: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：:Inorganic fluorides were declared toxic under the Canadian Environmental Protection Act in 1993 based on their potential to cause long-term harmful effects in aquatic and terrestrial ecosystems, but information on the toxicity of sediment-associated fluoride to freshwater benthic organisms was considered incomplete. T...

journal_title：Environmental toxicology and chemistry

authors： Metcalfe-Smith JL,Holtze KE,Sirota GR,Reid JJ,de Solla SR

更新日期：2003-01-01 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：:The present study evaluated if the element profiles in hair and nails of children from the Lake Victoria region in Kenya reflect uptake from food and the environment. To this purpose, the element concentrations in hair and nails were related to element concentrations measured in food items, water, and soil. The highes...

journal_title：Environmental toxicology and chemistry

authors： Oyoo-Okoth E,Admiraal W,Osano O,Kraak MH

更新日期：2012-07-01 00:00:00

abstract：:Ionic silver is toxic to aquatic organisms at low concentrations. However, complexation to binding sites on natural organic matter has been shown to reduce silver toxicity. Research indicates that there is a need to develop reliable methods for characterizing silver binding at very low silver ion concentrations where ...

journal_title：Environmental toxicology and chemistry

authors： Rader KJ,Shadi TS,Mahony JD,Di Toro DM

更新日期：2005-11-01 00:00:00

abstract：:Rainbow trout embryos and larvae were exposed to 0, 0.1, and 1 microg/L total silver (as AgNO3) in water of three different hardnesses (soft water [2 mg/L as CaCO3], moderately hard water [150 mg/L], and hard water [400 mg/L]) in a flow-through system from fertilization to swim-up (64 d). The objective of the study wa...

journal_title：Environmental toxicology and chemistry

authors： Morgan TP,Guadagnolo CM,Grosell M,Wood CM

更新日期：2005-07-01 00:00:00

abstract：:Toxicity identification evaluations (TIEs) were performed on seven produced water (PW) effluents from inland discharge facilities operated in Trinidad and Tobago, a Caribbean tropical country with one of the oldest commercial oil industries in the world. The research was performed to determine the presence and magnitu...

journal_title：Environmental toxicology and chemistry

authors： Elias-Samlalsingh N,Agard JB

更新日期：2004-05-01 00:00:00

abstract：:Bioaccumulation assessment predominantly relies on the bioconcentration factor (BCF) as the sole decisive metric. The test guideline 305 by the Organisation for Economic Co-operation and Development (OECD) provides the standard procedure for deriving this in vivo fish BCF, which is not only expensive and labor-intensi...

journal_title：Environmental toxicology and chemistry

authors： Kosfeld V,Fu Q,Ebersbach I,Esser D,Schauerte A,Bischof I,Hollender J,Schlechtriem C

更新日期：2020-09-01 00:00:00

abstract：:Intersex in wild fish populations has received considerable attention in the scientific literature and public media. Conventional detection of testicular oocytes, the presence of immature oocytes within testis of male fish, commonly employs transverse sectioning of excised testis and is lethal. The present study used ...

journal_title：Environmental toxicology and chemistry

authors： MacLeod AH,Blazer VS,Matsche MA,Yonkos LT

更新日期：2017-07-01 00:00:00

abstract：:Co-occurrence of pyrethroids and metals in watersheds previously has been reported to pose great risk to aquatic species. Pyrethroids are a class of chiral insecticides that have been shown to have enantioselective toxicity and biotransformation. However, the influence of metals on enantioselectivity of pyrethroids ha...

journal_title：Environmental toxicology and chemistry

authors： Yang Y,Ji D,Huang X,Zhang J,Liu J

更新日期：2017-08-01 00:00:00

abstract：:Since the early 2000s, biotic ligand models and related constructs have been a dominant paradigm for risk assessment of aqueous metals in the environment. We critically review 1) the evidence for the mechanistic approach underlying metal bioavailability models; 2) considerations for the use and refinement of bioavaila...

journal_title：Environmental toxicology and chemistry

authors： Mebane CA,Chowdhury MJ,De Schamphelaere KAC,Lofts S,Paquin PR,Santore RC,Wood CM

更新日期：2020-01-01 00:00:00

abstract：:The toxicity and efficacy of a bacteria-based commercial bioremediation agent (CBA) was assessed through bioassays with juvenile inland silverside minnows, Menidia beryllina, and flask studies of oil degradation. Addition of the CBA to weathered Alaska, USA North Slope crude oil (ANS-521) prior to testing increased to...

journal_title：Environmental toxicology and chemistry

authors： Bidwell JR,Cherry DS,Merski AT

更新日期：2003-01-01 00:00:00

abstract：:The Strait of Georgia (British Columbia, Canada) is a hydrologically complex inland sea with a rich abundance and diversity of species of aquatic life. Marine sediments, as both a sink for hydrophobic contaminants and a potential source for aquatic food webs, were collected from 41 sites throughout the 6,900-km(2) Str...

journal_title：Environmental toxicology and chemistry

authors： Grant PB,Johannessen SC,Macdonald RW,Yunker MB,Sanborn M,Dangerfield N,Wright C,Ross PS

更新日期：2011-07-01 00:00:00

abstract：:In the aquatic environment, ubiquitous natural factors such as ultraviolet light (UV) and dissolved organic carbon (DOC) are likely to influence crude oil toxicity. The present study examined the interactive effects of DOC, UV, and DOC-UV co-exposure on the acute toxicity of Deepwater Horizon crude oil in larval red d...

journal_title：Environmental toxicology and chemistry

authors： Bonatesta F,Leads RR,Price ER,Roberts AP,Mager EM

更新日期：2020-12-01 00:00:00

abstract：:Pyrethroids are insecticides widely used to control pests and disease vectors in residential areas and agricultural lands. Pyrethroids are emerging pollutants, and their use is a growing concern because of their toxicity potential to aquatic organisms. Todos Santos Bay and the Punta Banda estuary, 2 coastal bodies loc...

journal_title：Environmental toxicology and chemistry

authors： Hernández-Guzmán FA,Macías-Zamora JV,Ramírez-Álvarez N,Alvarez-Aguilar A,Quezada-Hernández C,Fonseca AP

更新日期：2017-11-01 00:00:00

abstract：:Little work has been conducted on the adsorption of arsenic to the mixed iron [Fe(II)/(III)] oxide magnetite and the effect that environmental parameters, such as pH, ionic strength, and temperature, have on adsorption. Magnetite nanoparticles are unique because of their affinity for both arsenate and arsenite and inc...

journal_title：Environmental toxicology and chemistry

authors： Shipley HJ,Yean S,Kan AT,Tomson MB

更新日期：2009-03-01 00:00:00

abstract：:Antibiotics are used to maintain healthy livestock and to promote weight gain in concentrated animal feed operations. Antibiotics rarely are metabolized completely by livestock and, thus, are often present in livestock waste and in waste-treatment lagoons. The introduction of antibiotics into anaerobic lagoons commonl...

journal_title：Environmental toxicology and chemistry

authors： Loftin KA,Henny C,Adams CD,Surampali R,Mormile MR

更新日期：2005-04-01 00:00:00

abstract：:The environmental sources, fate, transport, and routes of exposure of decamethylcyclopentasiloxane (D5; CAS no. 541-02-6) are reviewed in the present study, with the objective of contributing to effective risk evaluation and assessment of this and related substances. The present review, which is part of a series of st...

journal_title：Environmental toxicology and chemistry

authors： Mackay D,Cowan-Ellsberry CE,Powell DE,Woodburn KB,Xu S,Kozerski GE,Kim J

更新日期：2015-12-01 00:00:00

abstract：:Diluted bitumen (dilbit; the product of oil sands extraction) is transported through freshwater ecosystems critical to Pacific salmon. This is concerning, because crude oil disrupts cardiac development, morphology, and function in embryonic fish, and cardiac impairment in salmon can have major consequences on migrator...

journal_title：Environmental toxicology and chemistry

authors： Alderman SL,Lin F,Farrell AP,Kennedy CJ,Gillis TE

更新日期：2017-02-01 00:00:00

abstract：:Environmental factors, in particular temperature, have been shown to affect the toxicity of chemicals. In the present study the authors exposed the nematode Caenorhabditis elegans to five concentrations of Cd (2, 4, 6, 8, and 10 mg Cd/L agar) at four constant temperatures (11, 15, 18, and 21°C) and monitored survival ...

journal_title：Environmental toxicology and chemistry

authors： Nørhave NJ,Spurgeon D,Svendsen C,Cedergreen N

更新日期：2012-04-01 00:00:00

abstract：:Ecotoxicity tests were performed with fish, invertebrates, and algae to investigate the effect of water quality parameters on Mn toxicity. Models were developed to describe the effects of Mn as a function of water quality. Calcium (Ca) has a protective effect on Mn toxicity for both fish and invertebrates, and magnesi...

journal_title：Environmental toxicology and chemistry

authors： Peters A,Lofts S,Merrington G,Brown B,Stubblefield W,Harlow K

更新日期：2011-11-01 00:00:00

abstract：:The present study determined concentrations of estrogenic bisphenol A (BPA), nonylphenol, octylphenol (4-tert-octylphenol), butylphenol (4-tert-butylphenol), and progestogenic norethindrone by liquid chromatography-tandem mass spectrometry in bile extracts from field fish from the Xin'an River and market fish in Shang...

journal_title：Environmental toxicology and chemistry

authors： Wu M,Pan C,Yang M,Xu B,Lei X,Ma J,Cai L,Chen J

更新日期：2016-01-01 00:00:00

abstract：:Environmental pollution with natural or synthetic estrogens may pose a serious threat to reproduction of wildlife species. This study describes the effects of 17-alpha-ethynylestradiol (EE2) on fish reproductive organs in a laboratory model. Adult zebrafish were semistatically exposed to nominal concentrations of 0, 1...

journal_title：Environmental toxicology and chemistry

authors： Van den Belt K,Wester PW,van der Ven LT,Verheyen R,Witters H

更新日期：2002-04-01 00:00:00

abstract：:Scientific reviews and studies continue to describe omics technologies as the next generation of tools for environmental monitoring, while cautioning that there are limitations and obstacles to overcome. However, omics has not yet transitioned into national environmental monitoring programs designed to assess ecosyste...

journal_title：Environmental toxicology and chemistry

authors： Bahamonde PA,Feswick A,Isaacs MA,Munkittrick KR,Martyniuk CJ

更新日期：2016-01-01 00:00:00

abstract：:The toxic effects of cadmium (Cd) on the green alga Chlorella vulgaris were investigated by following the response to Cd of various toxicity endpoints (cell growth, cell size, photochemical efficiency of PSII in the light or Φ(PSII), maximal photochemical efficiency or Fv/Fm, chlorophyll a fluorescence, esterase activ...

journal_title：Environmental toxicology and chemistry

authors： Ou-Yang HL,Kong XZ,Lavoie M,He W,Qin N,He QS,Yang B,Wang R,Xu FL

更新日期：2013-12-01 00:00:00

abstract：:Toxic effects of many persistent organic pollutants (e.g., polychlorinated biphenyls or polychlorinated dibenzo-p-dioxins and furans) are mediated via the aryl hydrocarbon receptor (AhR). Although polycyclic aromatic hydrocarbons (PAHs) and their derivatives also activate AhR, their toxic effects remain to be fully el...

journal_title：Environmental toxicology and chemistry

authors： Sovadinová I,Bláha L,Janosek J,Hilscherová K,Giesy JP,Jones PD,Holoubek I

更新日期：2006-05-01 00:00:00