Evaluation of wastewater treatment by ozonation for reducing the toxicity of contaminants of emerging concern to rainbow trout (Oncorhynchus mykiss).

abstract：:As the production and applications of silver nanoparticles (AgNPs) increase, it is essential to characterize fate and effects in environmental systems. Nanosilver materials may settle from suspension; therefore, the authors' objective was to utilize environmentally relevant bioassays and study the impact, bioaccumulat...

journal_title：Environmental toxicology and chemistry

authors： Coleman JG,Kennedy AJ,Bednar AJ,Ranville JF,Laird JG,Harmon AR,Hayes CA,Gray EP,Higgins CP,Lotufo G,Steevens JA

更新日期：2013-09-01 00:00:00

abstract：:A set of 69 concentration-response curves from 5 acute ecotoxicity assays was fitted with a 2-parameter logistic equation. High correlation between values of regression parameters suggested similar slopes of the curves. This enabled derivation of the empirical single-parameter logistic equation with the sole median ef...

journal_title：Environmental toxicology and chemistry

authors： Trögl J,Benediktová K,Pilařová V,Synek V

更新日期：2013-10-01 00:00:00

abstract：:The present study investigated the impact of nano titanium dioxide (nTiO(2) ) exposure on the cellular structures of the nitrogen-fixing cyanobacteria Anabaena variabilis. Results of the present study showed that nTiO(2) exposure led to observable alteration in various intracellular structures and induced a series of ...

journal_title：Environmental toxicology and chemistry

authors： Cherchi C,Chernenko T,Diem M,Gu AZ

更新日期：2011-04-01 00:00:00

abstract：:To develop a multimetal toxicity model requires insight into the relationships between the composition of metal mixtures and their toxicological effects on organisms. As a first step in developing such a model, quantitative data from binary and higher mixture studies of Cu, Cd, and Zn were compiled and used to assess ...

journal_title：Environmental toxicology and chemistry

authors： Vijver MG,Elliott EG,Peijnenburg WJ,de Snoo GR

更新日期：2011-06-01 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：: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：:As the main optical isomer of metalaxyl, metalaxyl-M has been widely used worldwide in recent years because of its notable effect on the prevention and control of crop diseases. Together with the toxicity and degradation of metalaxyl-M, the chemical has attracted the attention of researchers. The present study examine...

journal_title：Environmental toxicology and chemistry

authors： Liu T,Zhu L,Han Y,Wang J,Wang J,Zhao Y

更新日期：2014-10-01 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：:Strong positive correlations between selenium (Se) and total mercury (HgT) contents in the liver of marine mammals and mercury mine workers in modern times have been documented in numerous investigations. Herein, we report a positive correlation between Se and HgT concentrations over the past 1,500 years in the seal h...

journal_title：Environmental toxicology and chemistry

authors： Yin X,Sun L,Zhu R,Liu X,Ruan D,Wang Y

更新日期：2007-03-01 00:00:00

abstract：:As a persistent bioaccumulative compound, perfluorooctanoic acid (PFOA) is found in various ecosystems and receives growing attention. The acute toxicity of PFOA was tested on 2 freshwater microalgae, Chlamydomonas reinhardtii and Scenedesmus obliquus. The 96-h concentration for 50% of maximal effect (EC50) values wer...

journal_title：Environmental toxicology and chemistry

authors： Hu C,Luo Q,Huang Q

更新日期：2014-05-01 00:00:00

abstract：:Nematodes are useful organisms for aquatic and soil toxicity testing because of their abundance and diversity as well as their ease of culturing and maintenance in the laboratory. The nematode Caenorhabditis elegans has been used extensively in toxicity testing, but its sensitivity to metal exposures in relation to ot...

journal_title：Environmental toxicology and chemistry

authors： Boyd WA,Williams PL

更新日期：2003-11-01 00:00:00

abstract：:The chemical ultraviolet (UV) filter benzophenone-3 (BP-3) is suspected to be an endocrine disruptor based on results from in vitro and in vivo testing. However, studies including endpoints of endocrine adversity are lacking. The present study investigated the potential endocrine-disrupting effects of BP-3 in zebrafis...

journal_title：Environmental toxicology and chemistry

authors： Kinnberg KL,Petersen GI,Albrektsen M,Minghlani M,Awad SM,Holbech BF,Green JW,Bjerregaard P,Holbech H

更新日期：2015-12-01 00:00:00

abstract：:This study evaluated the interactions of flight, fasting, and 1,1,1-trichloro-bis(4-chlorophenyl)ethane (p,p'-DDT) loading on residue metabolism and distribution in recently exposed white-crowned sparrows (Zonotrichia leucophrys). Female sparrows were dosed with 5 mg p,p'-DDT per kg body weight over 3 d. Following 1 d...

journal_title：Environmental toxicology and chemistry

authors： Scollon EJ,Carr JA,Rintoul DA,McMurry ST,Cobb GP

更新日期：2012-02-01 00:00:00

abstract：:The increased application of nanoparticles (NPs) is increasing the risk of their release into the environment. Although many toxicity studies have been conducted, the environmental risk is difficult to estimate, because uptake mechanisms are often not determined in toxicity studies. In the present study, the authors r...

journal_title：Environmental toxicology and chemistry

authors： Kettler K,Veltman K,van de Meent D,van Wezel A,Hendriks AJ

更新日期：2014-03-01 00:00:00

abstract：:The toxicity and uptake of polycyclic aromatic hydrocarbons (PAHs) by earthworms were measured in soil samples collected from manufactured-gas plant sites having a wide range in PAH concentrations (170-42,000 mg/kg) and soil characteristics. Samples varied from vegetated soils to pure lampblack soot and had total orga...

journal_title：Environmental toxicology and chemistry

authors： Kreitinger JP,Quiñones-Rivera A,Neuhauser EF,Alexander M,Hawthorne SB

更新日期：2007-09-01 00:00:00

abstract：:A key success factor for the performance of passive samplers is the proper calibration of sampling rates. Sampling rates for a wide range of polar organic compounds are available for Chemcatchers and polar organic chemical integrative samplers (POCIS), but the mechanistic models that are needed to understand the effec...

journal_title：Environmental toxicology and chemistry

authors： Booij K,Chen S

更新日期：2018-07-01 00:00:00

abstract：:The authors used 5 species of periphytic algae to conduct toxicity assays of 20 herbicides. The 5 tested species represent riverine primary producers most likely to be affected by herbicides. A fluorescence microplate toxicity assay was used as an efficient and economical high-throughput assay. Toxicity characteristic...

journal_title：Environmental toxicology and chemistry

authors： Nagai T,Taya K,Yoda I

更新日期：2016-02-01 00:00:00

abstract：:Yangtze finless porpoise (Neophocaena phocaenoides asiaeorientalis), a protected endangered species, is the sole freshwater subspecies of finless porpoise, living only in the middle and lower reaches of the Yangtze River, China, and its appended lakes. Its population has decreased sharply to 1,400 because of human act...

journal_title：Environmental toxicology and chemistry

authors： Yang F,Zhang Q,Xu Y,Jiang G,Wang Y,Wang D

更新日期：2008-04-01 00:00:00

abstract：:Heavy metals can cause a decrease in the taxonomic diversity of soil communities. Because of functional redundancy, it remains unclear to what extent different functions performed by the soil microbial communities may be affected by pollution. We studied the impact of metal contamination on soil bacterial and fungal f...

journal_title：Environmental toxicology and chemistry

authors： Stefanowicz AM,Niklińska M,Laskowski R

更新日期：2008-03-01 00:00:00

abstract：:Credible ecological risk assessments often need to include analysis of population-level impacts. In the present study, a predictive model was developed to investigate population dynamics for white sucker (Catostomus commersoni) exposed to pulp mill effluent at a well-studied site in Jackfish Bay, Lake Superior, Canada...

journal_title：Environmental toxicology and chemistry

authors： Miller DH,Tietge JE,McMaster ME,Munkittrick KR,Xia X,Ankley GT

更新日期：2013-07-01 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：:Concentrations of hydrophobic organic contaminants in zooplankton have been hypothesized to be governed by either near-equilibrium partitioning with surrounding water, growth dilution, or biomagnification. Concentrations of 17 polychlorinated biphenyls (PCBs) were measured in size-fractionated zooplankton, in phytopla...

journal_title：Environmental toxicology and chemistry

authors： Sobek A,Reigstad M,Gustafsson O

更新日期：2006-07-01 00:00:00

abstract：:Increased ionic concentrations are associated with the impairment of benthic invertebrate assemblages. However, the causal nature of that relationship must be demonstrated so that it can be used to derive a benchmark for conductivity. The available evidence is organized in terms of six characteristics of causation: co...

journal_title：Environmental toxicology and chemistry

authors： Cormier SM,Suter GW 2nd,Zheng L,Pond GJ

更新日期：2013-02-01 00:00:00

abstract：:The present study investigated the effects of 1,1-dichloro-2,2-bis(p-chlorophenyl)ethylene (DDE) on the thyroid and steroid-metabolizing system in Atlantic salmon (Salmo salar) parr. Fish were exposed to waterborne DDE and thyroxine (T4), both singly and in combination, for 5 d. Thyroid-stimulating hormone (TSHbeta), ...

journal_title：Environmental toxicology and chemistry

authors： Mortensen AS,Arukwe A

更新日期：2006-06-01 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：:Aquatic organisms can take up toxicants from water (aqueous exposure) and from food (dietary exposure), yet current environmental regulations often fail to consider the toxic effects of dietary exposure. Such unrealistic exposure scenarios may lead to ineffective water-quality standards or discharge consents that fail...

journal_title：Environmental toxicology and chemistry

authors： Wilding J,Maltby L

更新日期：2006-07-01 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 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：:The concentrations of metal contaminants often fluctuate in estuarine waters; yet we have limited knowledge about the effects of intermittent exposures on estuarine organisms. Using 10-d lethality bioassays with the epibenthic amphipod Melita plumulosa, different combinations of intermittent (pulsed) dissolved Cu expo...

journal_title：Environmental toxicology and chemistry

authors： Angel BM,Simpson SL,Jolley DF

更新日期：2010-12-01 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