Standardized methods for acute and semichronic toxicity tests with the copepod Acartia tonsa.

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：:In our study, we aim to characterize the estrogenicity of 18 independent rivers that receive effluent from sewage treatment works. During the winter and summer of 2003, we collected multiple water samples and measured environmental estrogens with an in vitro yeast-based reporter gene assay; estrogenicity was expressed...

journal_title：Environmental toxicology and chemistry

authors： Vermeirssen EL,Burki R,Joris C,Peter A,Segner H,Suter MJ,Burkhardt-Holm P

更新日期：2005-09-01 00:00:00

abstract：:Exposure of Daphnia pulex to the insecticide and juvenile hormone-mimic methoprene resulted in a decrease in the incidence of all-male broods and an increase in the incidence of all-female broods compared with controls. These effects were observed at nominal concentrations of 10 and 100 microg/L, within the upper rang...

journal_title：Environmental toxicology and chemistry

authors： Peterson JK,Kashian DR,Dodson SI

更新日期：2001-03-01 00:00:00

abstract：:Nineteen adjuvants, many used as surfactants for aquatic herbicide applications, were applied in static bioassay to bluegill sunfish (Lepomis macrochirus) for 96 h to determine median lethal concentrations (LC50). Surfactants are added to the tank mix as a percentage (v/v) of the total volume, in contrast to herbicide...

journal_title：Environmental toxicology and chemistry

authors： Haller WT,Stocker RK

更新日期：2003-03-01 00:00:00

abstract：:Estrogenicity of sewage effluents, and related ecotoxicological effects in effluent-receiving environments, have been widely reported over the last 2 decades. However, relatively little attention has been given to other endocrine pathways that may be similarly disrupted by a growing list of contaminants of concern. Fu...

journal_title：Environmental toxicology and chemistry

authors： Roberts J,Bain PA,Kumar A,Hepplewhite C,Ellis DJ,Christy AG,Beavis SG

更新日期：2015-10-01 00:00:00

abstract：:Ecological risk assessments for chemical stressors are used to establish linkages between likely exposure concentrations and adverse effects to ecological receptors. At times, it is useful to conduct screening risk assessments to assist in prioritizing or ranking chemicals on the basis of potential hazard and exposure...

journal_title：Environmental toxicology and chemistry

authors： Russom CL,Breton RL,Walker JD,Bradbury SP

更新日期：2003-08-01 00:00:00

abstract：:Loewe's additivity (concentration addition) is a well-known model for predicting the toxic effects of chemical mixtures under the additivity assumption of toxicity. However, from the perspective of chemical risk assessment and/or management, it is important to identify chemicals whose toxicities are additive when pres...

journal_title：Environmental toxicology and chemistry

authors： Takeshita J,Seki M,Kamo M

更新日期：2016-07-01 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：:As contaminant exposures in aquatic ecosystems continue to increase, the need for streamlining research efforts in environmental toxicology using predictive frameworks also grows. One such framework is the adverse outcome pathway (AOP). An AOP framework organizes and utilizes toxicological information to connect measu...

journal_title：Environmental toxicology and chemistry

authors： Khan B,Ho KT,Burgess RM

更新日期：2020-08-01 00:00:00

abstract：:The majority of studies on pesticide impacts have evaluated the effects of single exposures. However, multiple exposures to a pesticide may be more prevalent. The objective of our study was to determine how multiple exposures versus single exposure at different times during development affected survival to metamorphos...

journal_title：Environmental toxicology and chemistry

authors： Boone MD,Bridges CM

更新日期：2003-11-01 00:00:00

abstract：:Yellow perch captured downstream of a bleached sulfite mill had reduced gonad size and fecundity, and circulating steroid levels declined in goldfish exposed to final effluent for 21 d. To assess bleached sulfite mill (BSM) effluent, long-term fathead minnow (Pimephales promelas) growth and reproduction tests were car...

journal_title：Environmental toxicology and chemistry

authors： Parrott JL,Wood CS,Boutot P,Dunn S

更新日期：2003-12-01 00:00:00

abstract：:Deposit-feeders may be important in facilitating the removal of organic contaminants from bulk sediment. The relationship between uptake route (water vs sediment), depuration and toxicity was investigated in the deposit-feeding polychaete Capitella species I. Individual worms were exposed either to dissolved (i.e., < ...

journal_title：Environmental toxicology and chemistry

authors： Selck H,Palmqvist A,Forbes VE

更新日期：2003-10-01 00:00:00

abstract：:Ecotoxicity testing is a crucial component of chemical risk assessment. Still, due to methodological difficulties related to controlling exposure concentrations over time, data on long-term effects of organic chemicals at low concentrations are limited. The aim of the present study was, therefore, to test the applicab...

journal_title：Environmental toxicology and chemistry

authors： Ribbenstedt A,Mustajärvi L,Breitholtz M,Gorokhova E,Mayer P,Sobek A

更新日期：2017-05-01 00:00:00

abstract：:Linear alkylbenzene sulfonates (LAS) can be found in high concentrations in sewage sludge and, hence, may enter the soil compartment as a result of sludge application. Here, LAS may pose a risk for soil-dwelling organisms. In the present probabilistic risk assessment, statistical extrapolation has been used to assess ...

journal_title：Environmental toxicology and chemistry

authors： Jensen J,Løkke H,Holmstrup M,Krogh PH,Elsgaard L

更新日期：2001-08-01 00:00:00

abstract：:Northern bobwhite (quail) (Colinus virginianus) and scaled quail (Callipepla squamata) populations have declined dramatically in the Rolling Plains ecoregion of Texas and Oklahoma (USA). There is rising concern about potential toxicity of neonicotinoids to birds. To investigate this concern, the authors examined crops...

journal_title：Environmental toxicology and chemistry

authors： Turaga U,Peper ST,Dunham NR,Kumar N,Kistler W,Almas S,Presley SM,Kendall RJ

更新日期：2016-06-01 00:00:00

abstract：:Natural organic matter (NOM) has long been shown to be the dominant factor in determining equilibrium and kinetic processes during sorption and desorption phenomena in sediment and soil experiments. Although several models have been suggested for predicting these processes, few offer mechanistic interpretations becaus...

journal_title：Environmental toxicology and chemistry

authors： Clay MM,Morgan JA,Dunnivant FM

更新日期：2021-02-01 00:00:00

abstract：:To find the connections between microcystins and the phytoplankton community, coupled with environmental factors, we investigated 2 cyanobacteria blooming lakes, Lake Taihu (at the center of the Yangtze River Delta, eastern China) and Lake Yanghe (near Qinhuangdao City, northern China). Two years of data, including wa...

journal_title：Environmental toxicology and chemistry

authors： Jia J,Chen Q,Wang M,Zhang J,Yi Q,Hu L

更新日期：2018-09-01 00:00:00

abstract：:Freshwater mussels, one of the most imperiled groups of animals in the world, are generally underrepresented in toxicity databases used for the development of ambient water quality criteria and other environmental guidance values. Acute 96-h toxicity tests were conducted to evaluate the sensitivity of 5 species of juv...

journal_title：Environmental toxicology and chemistry

authors： Wang N,Ivey CD,Ingersoll CG,Brumbaugh WG,Alvarez D,Hammer EJ,Bauer CR,Augspurger T,Raimondo S,Barnhart MC

更新日期：2017-03-01 00:00:00

abstract：:Instream flows of the rapidly urbanizing watersheds and estuaries of the Gulf of Mexico in Texas (USA) are increasingly dominated by reclaimed waters. Though ionizable pharmaceuticals have received increasing attention in freshwaters, many research questions remain unanswered, particularly in tidally influenced urban ...

journal_title：Environmental toxicology and chemistry

authors： Scott WC,Du B,Haddad SP,Breed CS,Saari GN,Kelly M,Broach L,Chambliss CK,Brooks BW

更新日期：2016-04-01 00:00:00

abstract：:Locomotor behavior in terrestrial organisms is crucial for burrowing, avoiding predators, food seeking, migration, and reproduction; therefore, it is a parameter with ecological relevance. Acetylcholinesterase (AChE) is a nervous system enzyme inhibited by several compounds and widely used as an exposure biomarker in ...

journal_title：Environmental toxicology and chemistry

authors： Engenheiro EL,Hankard PK,Sousa JP,Lemos MF,Weeks JM,Soares AM

更新日期：2005-03-01 00:00:00

abstract：:The present study assessed and compared the oxidative and reductive biotransformation of brominated flame retardants, including established polybrominated diphenyl ethers (PBDEs) and emerging decabromodiphenyl ethane (DBDPE) using an in vitro system based on liver microsomes from various arctic marine-feeding mammals:...

journal_title：Environmental toxicology and chemistry

authors： McKinney MA,Dietz R,Sonne C,De Guise S,Skirnisson K,Karlsson K,Steingrímsson E,Letcher RJ

更新日期：2011-07-01 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：:Few studies have investigated the effects of mercury (Hg) on wild fish from remote areas, even though these fish can have high total Hg concentrations. In Kejimkujik National Park and National Historic Site (KNPNHS), Nova Scotia, Canada, concentrations of total Hg in many yellow perch (Perca flavescens) currently exce...

journal_title：Environmental toxicology and chemistry

authors： Batchelar KL,Kidd KA,Drevnick PE,Munkittrick KR,Burgess NM,Roberts AP,Smith JD

更新日期：2013-03-01 00:00:00

abstract：:There is global concern regarding the fate and effects of microplastics in the environment, particularly in aquatic systems. In the present study, ethylene acrylic acid copolymer particles were evaluated in a chronic toxicity study with the aquatic invertebrate Daphnia magna. The study design included a natural partic...

journal_title：Environmental toxicology and chemistry

authors： Coady KK,Burgoon L,Doskey C,Davis JW

更新日期：2020-08-01 00:00:00

abstract：:The fish plasma model (FPM) predicts the fish blood plasma concentration of a pharmaceutical from the water concentration to which the fish is exposed and compares it with the human therapeutic plasma concentration (Hther PC) with the postulate that no adverse toxic effects occur below the Hther PC. The present study ...

journal_title：Environmental toxicology and chemistry

authors： Weil M,Falkenhain AM,Scheurer M,Ryan JJ,Coors A

更新日期：2019-11-01 00:00:00

abstract：:Isothiocyanates of natural origin produced by the hydrolysis of plant-produced glucosinolates have the potential to control soil pests, but getting sufficiently high isothiocyanate concentrations in soil is difficult. Furthermore, the isothiocyanates have proven toxic to a wide range of organisms and hence may also ha...

journal_title：Environmental toxicology and chemistry

authors： Gimsing AL,Strobel BW,Hansen HC

更新日期：2009-06-01 00:00:00

abstract：:There is growing concern over the effects of increased salinization on freshwater organisms, which are largely unknown for unionid mussels. Adult and larval Elliptio complanata were exposed to low-level salt concentrations to determine the effects on mussel survival, physiology, and reproduction. Adults were exposed t...

journal_title：Environmental toxicology and chemistry

authors： Blakeslee CJ,Galbraith HS,Robertson LS,St John White B

更新日期：2013-12-01 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：:The bioaccumulation of current use pesticides (CUPs) and stable isotopes of carbon and nitrogen were investigated in vegetation-caribou-wolf food chain in the Bathurst region (Nunavut, Canada). Volumetric bioconcentration factors (BCF(v)) in vegetation were generally greatest for dacthal (10-12) ≥ endosulfan sulfate (...

journal_title：Environmental toxicology and chemistry

authors： Morris AD,Muir DC,Solomon KR,Teixeira C,Duric M,Wang X

更新日期：2014-09-01 00:00:00

abstract：:Acute and chronic toxicity of high-grade chlordane (98%) and bioaccumulation were investigated in Daphnia magna at water soluble concentrations obtained without cosolvent. The measured effective concentrations immobilizing 50% of the microcrustacea (95% confidence interval) were 22.6 (19.7-26.1) microg/L at 24 h and 1...

journal_title：Environmental toxicology and chemistry

authors： Manar R,Bessi H,Vasseur P

更新日期：2009-10-01 00:00:00