Removal of cadmium ions during stationary growth phase by an extremely cadmium-resistant strain of Stenotrophomonas sp.

abstract：:A hybrid model based on the positive matrix factorization (PMF) model and the health risk assessment model for assessing risks associated with sources of perfluoroalkyl substances (PFASs) in water was established and applied at Dianchi Lake to test its applicability. The new method contains 2 stages: 1) the sources of...

journal_title：Environmental toxicology and chemistry

authors： Xu J,Shi GL,Guo CS,Wang HT,Tian YZ,Huangfu YQ,Zhang Y,Feng YC,Xu J

更新日期：2018-01-01 00:00:00

abstract：:The combined effect of a chemical (fluoranthene) and a nonchemical stress (reduced soil moisture content) to the widely distributed earthworm Lumbricus rubellus were investigated in a laboratory study. Neither fluoranthene (up to 500 microg/g) nor low soil moisture (15% below optimal) had a significant effect on the s...

journal_title：Environmental toxicology and chemistry

authors： Long SM,Reichenberg F,Lister LJ,Hankard PK,Townsend J,Mayer P,Wright J,Holmstrup M,Svendsen C,Spurgeon DJ

更新日期：2009-03-01 00:00:00

abstract：:Although conventional wastewater treatment technologies are effective at removing many contaminants of emerging concern (CECs) from municipal wastewater, some contaminants are not removed efficiently. Ozonation may be a treatment option for reducing the concentrations of recalcitrant CECs in wastewater, but this proce...

journal_title：Environmental toxicology and chemistry

authors： Maya N,Evans J,Nasuhoglu D,Isazadeh S,Yargeau V,Metcalfe CD

更新日期：2018-01-01 00:00:00

abstract：:We analyzed the fate of organotins in seawater and sediments from Tokyo Bay, Japan, by gas chromatography/inductively coupled plasma mass spectrometry. We also measured the toxicity of methylated butyltins by in vitro bioassays, the retinoid X receptor (RXR) activation method, and the marine luminescent bacterium Vibr...

journal_title：Environmental toxicology and chemistry

authors： Kurihara R,Shiraishi F,Rajendran RB,Tao H,Horiguchi F,Nakata K,Hashimoto S

更新日期：2007-12-01 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：: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：:Perfluorooctanesulfonic acid (PFOS) is a perfluorinated compound used in many industrial and consumer products. It has been linked to a broad range of adverse effects in several species, including zebrafish (Danio rerio). The zebrafish embryo is a widely used vertebrate model to elucidate potential adverse effects of ...

journal_title：Environmental toxicology and chemistry

authors： Mylroie JE,Wilbanks MS,Kimble AN,To KT,Cox CS,McLeod SJ,Gust KA,Moore DW,Perkins EJ,Garcia-Reyero N

更新日期：2020-10-12 00:00:00

abstract：:Luminescent bacterium Shk1 was created for the purpose of testing and screening the toxicity of activated sludge wastewater treatment plant influent to avoid toxic shock to the wastewater treatment plant microorganisms. The toxicity of a number of organic compounds was tested using an assay employing Shk1. Because the...

journal_title：Environmental toxicology and chemistry

authors： Ren S,Frymier PD

更新日期：2002-12-01 00:00:00

abstract：:OECD (Organisation for Economic Co-operation and Development) Guideline 203, Fish Acute Toxicity Test, states that the test should be performed using at least five concentrations in a geometric series with a separation factor not exceeding 2.2, with at least seven fish per concentration. However, the efficiency of thi...

journal_title：Environmental toxicology and chemistry

authors： Rufli H,Springer TA

更新日期：2011-04-01 00:00:00

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：:Ten agronomic plant species were exposed to different concentrations of nano-titanium dioxide (nTiO2 ) or nano-cerium oxide (nCeO2 ) (0 μg/mL, 250 μg/mL, 500 μg/mL, and 1000 μg/mL) to examine potential effects on germination and early seedling development. The authors modified a standard test protocol developed for so...

journal_title：Environmental toxicology and chemistry

authors： Andersen CP,King G,Plocher M,Storm M,Pokhrel LR,Johnson MG,Rygiewicz PT

更新日期：2016-09-01 00:00:00

abstract：:Technical toxaphene (Melipax) and the single compounds of technical toxaphene (CTTs) 2,2,5-endo,6-exo,8,8,9,10-octachlorobornane (B8-806), 2,2,5-endo,6-exo, 8,9,9,10-octachlorobornane (B8-809), 2,2,5,5,8,9,9,10,10-nonachlorobornane (B9-1025), 2-endo,3-exo,5-endo,6-exo,8,8,9,10,10-nonochlorobornane (B9-1679), 2-endo,3-...

journal_title：Environmental toxicology and chemistry

authors： Ruppe S,Neumann A,Vetter W

更新日期：2003-11-01 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 rapid development of new technologies such as transcriptomics, proteomics, and metabolomics (Omics) are changing the way ecotoxicology is practiced. The data deluge has begun with genomes of over 65 different aquatic species that are currently being sequenced, and many times that number with at least some level of...

journal_title：Environmental toxicology and chemistry

authors： Garcia-Reyero N,Perkins EJ

更新日期：2011-02-01 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：:The determination of site-specific water quality criteria generally involves the recalculation of national criteria using laboratory-derived toxicity data or the conducting of bioassays using site water. Because of uncertainty of predictions of in-stream biological responses to contamination, an alternative procedure ...

journal_title：Environmental toxicology and chemistry

authors： Van Hassel JH,Gaulke AE

更新日期：1986-05-01 00:00:00

abstract：:Environment Canada has developed a new 42-d sediment toxicity test method that includes a reproduction test endpoint with the freshwater amphipod Hyalella azteca. Because of concerns that existing standard methodologies, whereby adults are transferred to a water-only exposure before release of their first brood at day...

journal_title：Environmental toxicology and chemistry

authors： Taylor LN,Novak L,Rendas M,Antunes PM,Scroggins RP

更新日期：2016-10-01 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：:Induction of the cytochrome P4501A (CYP1A) enzyme system in fish is a common biomarker of exposure to aromatic hydrocarbons. Induction of CYP1A can be measured at a number of steps in the transcription-translation-functional protein pathway using a variety of techniques. The present study examined the range of these m...

journal_title：Environmental toxicology and chemistry

authors： Oris JT,Roberts AP

更新日期：2007-08-01 00:00:00

abstract：:The availability of literature regarding sublethal and chronic toxicity of heavy metals to early life stages of marine species is restricted to a few species of invertebrate mollusks. The early life stage of abalone, an important gastropod both environmentally and commercially, has been involved in limited research in...

journal_title：Environmental toxicology and chemistry

authors： Gorski J,Nugegoda D

更新日期：2006-05-01 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：:It is generally assumed that as long as the majority of species experiences no direct adverse effects attributable to a single substance (i.e., potentially affected fraction [PAF] <5%), no significant structural or functional effects at the community level are expected to occur. Whether this assumption holds for mixed...

journal_title：Environmental toxicology and chemistry

authors： Van Regenmortel T,Van de Perre D,Janssen CR,De Schamphelaere KAC

更新日期：2018-09-01 00:00:00

abstract：:Analysis of sperm has been investigated as a possible method to examine the toxicity of environmental contaminants. The amphibian sperm inhibition toxicological test (ASITT) method examines the effects of contaminants on Xenopus laevis (African clawed frog) sperm motility and path trajectories. As part of a preliminar...

journal_title：Environmental toxicology and chemistry

authors： Christensen JR,Bishop CA,Richardson JS,Pauli B,Elliott J

更新日期：2004-12-01 00:00:00

abstract：:The most persistent question regarding the toxicity of silver nanoparticles (AgNPs) is whether this toxicity is due to the nanoparticles themselves or the silver ions (Ag(+)) they release. The present study investigates the role of surface coating and the presence of dissolved organic carbon on the toxicity of AgNPs t...

journal_title：Environmental toxicology and chemistry

authors： Newton KM,Puppala HL,Kitchens CL,Colvin VL,Klaine SJ

更新日期：2013-10-01 00:00:00

abstract：:The Organisation for Economic Co-operation and Development (OECD) terrestrial plant test is often used for the ecological risk assessment of contaminated land. However, its origins in plant protection product testing mean that the species recommended in the OECD guidelines are unlikely to occur on contaminated land. S...

journal_title：Environmental toxicology and chemistry

authors： Sinnett DE,Lawrence VK,Hutchings TR,Hodson ME

更新日期：2011-01-01 00:00:00

abstract：:The present study evaluated the effects of field metal contamination on sperm motility and the RNA/DNA ratio in echinoderms. Populations of Asterias rubens and Echinus acutus that occur naturally along a contamination gradient of sediments by cadmium, copper, lead, and zinc in a Norwegian fjord (the Sørfjord) were stu...

journal_title：Environmental toxicology and chemistry

authors： Catarino AI,Cabral HN,Peeters K,Pernet P,Punjabi U,Dubois P

更新日期：2008-07-01 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：: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

abstract：:Until recently, the behaviors of antibiotics and their ecotoxicological impact have been overlooked in the environment. The topic is broad and encompasses a wide range of organisms including microorganisms, algae, invertebrates, and vertebrates inhabiting various aquatic ecosystems. Changing the equilibrium of any 1 c...

journal_title：Environmental toxicology and chemistry

authors： Janecko N,Pokludova L,Blahova J,Svobodova Z,Literak I

更新日期：2016-11-01 00:00:00

abstract：:Marine sediments accumulate a variety of contaminants and, in some cases, demonstrate toxicity because of this contamination. Toxicity identification evaluation (TIE) methods provide tools for identifying the toxic chemicals causing sediment toxicity. Currently, whole-sediment TIE methods are not available for anionic...

journal_title：Environmental toxicology and chemistry

authors： Burgess RM,Perron MM,Cantwell MG,Ho KT,Pelletier MC,Serbst JR,Ryba SA

更新日期：2007-01-01 00:00:00