The cytotoxic and genotoxic effects of metalaxy-M on earthworms (Eisenia fetida).

abstract：:This study examined the bioaccumulation and dietary retention of 61 polychlorinated biphenyl (PCB) and four polybrominated diphenyl ether (PBDE) congeners in juvenile American kestrels (Falco sparverius). American kestrels were exposed to contaminants via egg injection and daily gavage dosing over the posthatch-to-fle...

journal_title：Environmental toxicology and chemistry

authors： Drouillard KG,Fernie KJ,Letcher RJ,Shutt LJ,Whitehead M,Gebink W,Bird DM

更新日期：2007-02-01 00:00:00

abstract：:Field populations of aquatic organisms, particularly those inhabiting flowing waters, likely are exposed to short pulses of pesticides following periods of spray drift, surface runoff, or drain flow. In the present study, we investigated the effect of pulse exposures of a pyrethroid insecticide, esfenvalerate, on surv...

journal_title：Environmental toxicology and chemistry

authors： Forbes VE,Cold A

更新日期：2005-01-01 00:00:00

abstract：:Determination of the most sensitive and susceptible organismal life stage is important for use of the organism in toxicity assessments of environmental pollutants. In the present study, the sensitivities and susceptibilities of larval developmental stages of two black fly sibling species, Simulium vittatum Zetterstedt...

journal_title：Environmental toxicology and chemistry

authors： Hyder AH,Overmyer JP,Noblet R

更新日期：2004-12-01 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：:We conducted acute lethality tests with white sturgeon (Acipenser transmontanus) and Ceriodaphnia dubia exposed to copper and zinc at dissolved organic carbon concentrations ranging from 0.5 to 5.5 mg/L. Dissolved organic carbon had minimal effects on zinc toxicity but did have a protective effect on acute copper toxi...

journal_title：Environmental toxicology and chemistry

authors： Ivey CD,Besser JM,Steevens JA,Walther MJ,Melton VD

更新日期：2019-12-01 00:00:00

abstract：:Adult African clawed frogs (Xenopus laevis) were collected from a corn-growing region (CGR) and a non-corn-growing region (NCGR) with different exposure profiles for atrazine and related triazines. Physical, chemical, and biological parameters from the catchment areas were also measured. Frogs were surveyed for possib...

journal_title：Environmental toxicology and chemistry

authors： Hecker M,Giesy JP,Jones PD,Jooste AM,Carr JA,Solomon KR,Smith EE,Van der Kraak G,Kendall RJ,Du Preez L

更新日期：2004-08-01 00:00:00

abstract：:We studied the influence of sediment geochemistry on bioavailability of As, Cd, and Cr in deposit-feeding polychaetes. Metal phase speciation in sediments was determined with a sequential extraction scheme, and assimilation efficiencies (AEs) of ingested metals were determined by pulse-chase feeding experiments using ...

journal_title：Environmental toxicology and chemistry

authors： Baumann Z,Fisher NS

更新日期：2011-03-01 00:00:00

abstract：:The use of aqueous film-forming foam (AFFF) has resulted in the widespread occurrence of per- and polyfluoroalkyl substances (PFAS) in groundwater, drinking water, soils, sediments, and receiving waters throughout the United States and other countries. We present the research and development efforts to date by the Str...

journal_title：Environmental toxicology and chemistry

authors： Leeson A,Thompson T,Stroo HF,Anderson RH,Speicher J,Mills MA,Willey J,Coyle C,Ghosh R,Lebrón C,Patton C

更新日期：2021-01-01 00:00:00

abstract：:Sulfonamides are a widely used class of antibiotics; however, there are few toxicological data available with which to conduct environmental risk assessments for these compounds. Therefore, the toxicity of four sulfonamides (sulfaguanidine, sulfathiazole, sulfamerazine, and sulfasalazine) to Hyalella azteca was assess...

journal_title：Environmental toxicology and chemistry

authors： Bartlett AJ,Balakrishnan VK,Toito J,Brown LR

更新日期：2013-04-01 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：:The aim of the present work was to study the effect of Cd2+ exposure on metallothionein (MT) induction and on the distribution of metals (Cd, Cu, and Zn) in the terrestrial pulmonate Helix aspersa. In particular, the soluble and nonsoluble pools of the accumulated metals and their tissue distribution in uncontaminated...

journal_title：Environmental toxicology and chemistry

authors： Hispard F,Schuler D,de Vaufleury A,Scheifler R,Badot PM,Dallinger R

更新日期：2008-07-01 00:00:00

abstract：:Toxicokinetics describe the time course of xenobiotics in an exposed organism. The steady state concentration of the xenobiotic is a characteristic of frequent concern, often summarized in terms of bioaccumulation factors (BAFs). Two experimental protocols are commonly used when estimating BAFs: a continuous exposure ...

journal_title：Environmental toxicology and chemistry

authors： Wheeler MW,Bailer AJ

更新日期：2003-04-01 00:00:00

abstract：:We investigated Baetis spp. (mayfly), Hesperoperla pacifica (stonefly), and Brachycentrus americanus (caddisfly) susceptibility at the egg stage to esfenvalerate, a synthetic pyrethroid insecticide. Eggs were obtained from the field or from field-collected gravid females at sites near Corvallis (OR, USA) and the Metol...

journal_title：Environmental toxicology and chemistry

authors： Palmquist KR,Jenkins JJ,Jepson PC

更新日期：2008-08-01 00:00:00

abstract：:The dose-response relationship for hepatic 7-ethoxyresorufin-O-deethylase (EROD) induction in barramundi (Lates calcarifer) was examined under controlled laboratory conditions for 15 d using farm-reared barramundi. These results were compared with EROD activity measured in barramundi collected from two rivers catchmen...

journal_title：Environmental toxicology and chemistry

authors： Codi S,Humphrey C,Klumpp D,Delean S

更新日期：2004-11-01 00:00:00

abstract：:The fish acute toxicity test method is foundational to aquatic toxicity testing strategies, yet the literature lacks a concise sample size assessment. Although various sources address sample size, historical precedent seems to play a larger role than objective measures. We present a novel and comprehensive quantificat...

journal_title：Environmental toxicology and chemistry

authors： Carr GJ,Bailer AJ,Rawlings JM,Belanger SE

更新日期：2018-06-01 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：:Embryonic zebrafish were used to compare the uptake and metabolism of six polybrominated diphenyl ether (PBDE) congeners (BDEs 28, 47, 99, 100, 153, and 183) and identified metabolites from static exposures at 24 and 120 h postfertilization (hpf). An inverse relationship was observed between uptake of PBDEs and their ...

journal_title：Environmental toxicology and chemistry

authors： Usenko CY,Robinson EM,Bruce ED,Usenko S

更新日期：2013-04-01 00:00:00

abstract：:Polycyclic musks were measured in surface sediments collected from the Pearl River Delta and Macao coastal region, South China, to investigate contamination from domestic sewage. Three polycyclic musk compounds-4-acetyl-1,1-dimethyl-6-tert-butylindan, 1,3,4,6,7,8-hexahydro-4,6,6,7,8,8-hexamethylcyclopenta(g)-2-benzopy...

journal_title：Environmental toxicology and chemistry

authors： Zeng X,Mai B,Sheng G,Luo X,Shao W,An T,Fu J

更新日期：2008-01-01 00:00:00

abstract：:Potential differences in species susceptibility to nanoparticle (NP) contaminants make the use of multispecies community toxicity testing strategies beneficial in understanding NP risk to aquatic environments. Because of the limited knowledge of zinc oxide (ZnO) NP fate and toxicity, we conducted multispecies exposure...

journal_title：Environmental toxicology and chemistry

authors： Wu F,Harper BJ,Harper SL

更新日期：2019-03-01 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：:Lanthanide emissions to the environment increase as a result of the growing industrial applications of these elements. However, robust data to evaluate the environmental fate of lanthanides are scarce. This article describes the accumulation and elimination of lanthanum (La) by common duckweed (Lemna minor L.). Specia...

journal_title：Environmental toxicology and chemistry

authors： Weltje L,Brouwer AH,Verburg TG,Wolterbeek HT,de Goeij JJ

更新日期：2002-07-01 00:00:00

abstract：:We evaluated the utility of gene-transcriptional responses in the liver of mosquitofish (Gambusia affinis), a species introduced to many countries and therefore widely available, for detecting endocrine-disrupting activity in water. Exposure to β-naphthoflavone, an aryl hydrocarbon receptor (AhR) agonist, significantl...

journal_title：Environmental toxicology and chemistry

authors： Kamata R,Itoh K,Nakajima D,Kageyama S,Sawabe A,Terasaki M,Shiraishi F

更新日期：2011-12-01 00:00:00

abstract：:Pulp and paper mill effluents have been linked to effects on fish reproduction for more than 25 years. To date, the causes of these effects and remedial strategies have eluded investigators. Recent work has shown that the degree of reproductive effect caused by a mill effluent is related to the overall organic content...

journal_title：Environmental toxicology and chemistry

authors： Kovacs TG,Martel PH,O'Connor BI,Parrott JL,McMaster ME,Van Der Kraak GJ,MacLatchy DL,van den Heuvel MR,Hewitt LM

更新日期：2011-06-01 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：:Excess selenium (Se) in the aquatic food chain is embryotoxic and teratogenic to avocets, stilts, and other waterbirds. American avocet (Recurvirostra americana) and black-necked stilt (Himantopus mexicanus) eggs were collected from three sites in the Tulare Lake Basin of California, USA, and hatched in the laboratory...

journal_title：Environmental toxicology and chemistry

authors： Hoffman DJ,Marn CM,Marois KC,Sproul E,Dunne M,Skorupa JP

更新日期：2002-03-01 00:00:00

abstract：:Juvenile chinook salmon (Oncorhynchus tschawytscha) were fed a mixture of 14 polycyclic aromatic hydrocarbon (PAH) compounds that reflected the PAH composition of salmon stomach contents in an urban estuary of Puget Sound, Washington (USA). Following a 28-d dietary exposure, a standardized Listonella anguillarum chall...

journal_title：Environmental toxicology and chemistry

authors： Palm RC Jr,Powell DB,Skillman A,Godtfredsen K

更新日期：2003-12-01 00:00:00

abstract：:Marine waters have been poorly investigated for the occurrence of pharmaceutical contamination. Recent data confirm that pharmaceuticals occur widely in marine and coastal environments; therefore, assessment of potential risk to marine species needs further efforts. The present study represents the first extensive rev...

journal_title：Environmental toxicology and chemistry

authors： Fabbri E,Franzellitti S

更新日期：2016-04-01 00:00:00

abstract：:Synthetic organic chemicals are present in environmental compartments as complex mixtures and therefore their potential effects are difficult to predict. In this study, in vitro bioassays using wild-type fish and rat hepatoma cell lines and their corresponding recombinant cell systems were used to evaluate 2,3,7,8-tet...

journal_title：Environmental toxicology and chemistry

authors： Hilscherova K,Kannan K,Kang YS,Holoubek I,Machala M,Masunaga S,Nakanishi J,Giesy JP

更新日期：2001-12-01 00:00:00

abstract：:Bromoxynil (3,5-dibromo-4-hydroxybenzonitrile) is a halogenated aromatic nitrile herbicide used on a variety of crops for the postemergence control of annual broad-leaved weeds. The anaerobic biodegradability of bromoxynil and its aerobic transformation product, 3,5-dibromo-4-hydroxybenzoate, were examined in enrichme...

journal_title：Environmental toxicology and chemistry

authors： Knight VK,Berman MH,Häggblom MM

更新日期：2003-03-01 00:00:00

abstract：:During the past two decades, the phenomenon of hormesis has gained increased recognition. To promote research in hormesis, a sound statistical quantification of important parameters, such as the level and significance of the increase in response and the range of concentration where it occurs, is strongly needed. Here,...

journal_title：Environmental toxicology and chemistry

authors： Cedergreen N,Ritz C,Streibig JC

更新日期：2005-12-01 00:00:00