Influence of developmental stage on sensitivity to ammonium nitrate of aquatic stages of amphibians.

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

abstract：:Contaminants have been associated with population declines of several amphibian species in California (USA). Pesticides from the Central Valley of California are transported by winds into the Sierra Nevada Mountains and precipitate into wet meadows where amphibians breed. The present study examined the chronic toxicit...

journal_title：Environmental toxicology and chemistry

authors： Sparling DW,Fellers GM

更新日期：2009-08-01 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：:A quick, easy, cheap, effective, rugged, and safe (QuEChERS)-based extraction and simultaneous dispersive solid-phase extraction (dSPE) clean-up method was developed for contaminants of emerging concern (CECs) in sediment samples. Hydration with a phosphate buffer (pH 2.0) and salting out with NaCl and MgSO4 facilitat...

journal_title：Environmental toxicology and chemistry

authors： Rashid A,Wang Y,Li Y,Yu CP,Sun Q

更新日期：2019-07-01 00:00:00

abstract：:Riverine runoff samples were collected monthly from March 2005 to February 2006 from the eight major outlets of the Pearl River Delta (PRD), South China, and analyzed to obtain the concentrations of n-alkanes in both the filtrate and particulate phases. The average concentrations of Sigma(C15-C34) (i.e., sum of C15 to...

journal_title：Environmental toxicology and chemistry

authors： Wang JZ,Ni HG,Guan YF,Zeng EY

更新日期：2008-10-01 00:00:00

abstract：:To investigate possible relationships between polychlorinated biphenyl (PCB) exposure and infectious disease mortality in harbor porpoises (Phocoena phocoena) in United Kingdom waters, summed blubber concentrations of 25 chlorobiphenyl congeners (sigma25CB) in healthy harbor porpoises that died of acute physical traum...

journal_title：Environmental toxicology and chemistry

authors： Jepson PD,Bennett PM,Deaville R,Allchin CR,Baker JR,Law RJ

更新日期：2005-01-01 00:00:00

abstract：:We coupled intensive population monitoring with collection of blood samples from 383 nesting Pacific common eiders (Somateria mollisima v-nigrum) at two locations in Alaska (USA) from 2002 to 2004. We investigated annual, geographic, and within-season variation in blood concentrations of lead and selenium; compared ex...

journal_title：Environmental toxicology and chemistry

authors： Wilson HM,Flint PL,Powell AN

更新日期：2007-07-01 00:00:00

abstract：:Rapid expression of heat shock protein (hsp) families in response to a variety of stressors has been demonstrated in many organisms, including fish. The present 60-d challenge study was designed to compare hsp induction in juvenile Chinook salmon following exposure to individual pesticides, virus, and both stressors c...

journal_title：Environmental toxicology and chemistry

authors： Eder KJ,Köhler HR,Werner I

更新日期：2007-06-01 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：:Bis(2-ethylhexyl) tetrabromophthalate (TBPH), a high production volume flame retardant chemical used as a replacement for banned flame retardants, has been detected in media and human and wildlife tissues globally. We describe bioaccumulation and biological effects from dietary exposure of TBPH to an estuarine fish, A...

journal_title：Environmental toxicology and chemistry

authors： Nacci D,Clark B,La Guardia MJ,Miller K,Champlin D,Kirby I,Bertrand A,Jayaraman S

更新日期：2018-09-01 00:00:00

abstract：:Seeking to make greater use of available data for risk assessment of substances, we constructed, for the situation in which chronic data are limited or even nonexistent but acute data are relatively large, an acute to chronic transformation (ACT) methodology based on the concept of species sensitivity distributions (S...

journal_title：Environmental toxicology and chemistry

authors： Duboudin C,Ciffroy P,Magaud H

更新日期：2004-07-01 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：:Pacific tree frog (Hyla regilla) tadpoles were collected throughout the Sierra Nevada mountain range, California, USA, in 1996 and 1997 and analyzed for the presence of polychlorinated biphenyls (PCBs) and toxaphene. Whole-tadpole sigma PCB levels ranged from 244 ng/g (wet wt) at lower elevations on the western slope ...

journal_title：Environmental toxicology and chemistry

authors： Angermann JE,Fellers GM,Matsumura F

更新日期：2002-10-01 00:00:00

abstract：:Manufactured gas plant (MGP) tar and wastewater solids historically were discharged into the Penobscot River, Maine,USA, via a sewer at the Bangor Landing site. The tar and wastewater solids accumulated in riverbed sediment over a 5-hectare area downstream from the sewer outfall. Much of the tarry sediment is a harden...

journal_title：Environmental toxicology and chemistry

authors： McLinn EL,Stolzenburg TR

更新日期：2009-11-01 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：:The authors implemented a fractal algorithm in a spatially explicit individual-based model to generate landscapes with different microscale patterns of habitat fragmentation and disturbance events and studied their effects on population dynamics of the collembolan Folsomia candida. Among human activities that may caus...

journal_title：Environmental toxicology and chemistry

authors： Meli M,Palmqvist A,Forbes VE

更新日期：2014-07-01 00:00:00

abstract：:Exposure to metal-contaminated water has been shown to result in a number of reproductive abnormalities in adult and larvae fish, such as failure of oocyte maturation and teratogenic effects. Recently, dietary uptake of metals by fish has been recognized as a critical route of exposure, however, the mechanisms of meta...

journal_title：Environmental toxicology and chemistry

authors： Simon O,Mottin E,Geffroy B,Hinton T

更新日期：2011-01-01 00:00:00

abstract：:Liver and kidneys from grey seals (Halichoerus grypus) in their natural habitats in Norwegian waters contain high levels of Cd and Hg as well as metallothionein (MT). The data show significant placental transfer of heavy metals in seals. The MT concentrations were higher in fetus liver and kidneys than in the liver an...

journal_title：Environmental toxicology and chemistry

authors： Teigen SW,Andersen RA,Daae HL,Skaare JU

更新日期：1999-10-01 00:00:00

abstract：:This study evaluated the toxic effects of substituted anilines on Pseudokirchneriella subcapitata with the use of a closed algal toxicity testing technique with no headspace. Two response endpoints (i.e., dissolved oxygen production [DO] and algal growth rate) were used to evaluate the toxicity of anilines. Both DO an...

journal_title：Environmental toxicology and chemistry

authors： Chen CY,Ko CW,Lee PI

更新日期：2007-06-01 00:00:00

abstract：:Most studies examining the influence of ecological characteristics of fish on Hg concentration in fish tissues have focused on a few variables and been conducted in northern ecosystems. We examined how total length (TL), age, food-web position (estimated using delta13C and delta15N), and habitat were related to total ...

journal_title：Environmental toxicology and chemistry

authors： Chumchal MM,Hambright KD

更新日期：2009-05-01 00:00:00

abstract：:This three-year study evaluated the effects of best management practices (BMPs) in reducing surface water contamination at an urban golf course. Water samples were collected before BMP implementation from two ponds on Braeburn Golf Course (Wichita, KS, USA). The pesticides 2,4-dicholorodiphenoxyacetic acid (2,4-D) and...

journal_title：Environmental toxicology and chemistry

authors： Davis NM,Lydy MJ

更新日期：2002-05-01 00:00:00

abstract：:On release into surface waters, engineered silver nanoparticles (AgNPs) tend to settle to sediments and, consequently, epibenthic fauna will be exposed to them through diet. We established Ag uptake and accumulation profiles over time in the hemolymph of a marine amphipod fed with a formulated feed containing AgNPs or...

journal_title：Environmental toxicology and chemistry

authors： Vannuci-Silva M,Cadore S,Henry TB,Umbuzeiro G

更新日期：2019-04-01 00:00:00

abstract：:Recent studies have found a correlation between organophosphate (OP) pesticide exposure and declines in amphibian populations. We evaluated the hypothesis that this relationship is driven by behavioral changes in developing larvae. Specifically, we examined how exposure to a common OP pesticide, chlorpyrifos, influenc...

journal_title：Environmental toxicology and chemistry

authors： Widder PD,Bidwell JR

更新日期：2006-09-01 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：:Diclofenac is a nonsteroidal anti-inflammatory drug (NSAID) that has been detected widely in surface waters in North America and Europe. The impact of diclofenac on river biofilm communities was investigated at exposures of 10 and 100 microg L(-1) of diclofenac or its molar equivalent in carbon and nutrients. Experime...

journal_title：Environmental toxicology and chemistry

authors： Lawrence JR,Swerhone GD,Topp E,Korber DR,Neu TR,Wassenaar LI

更新日期：2007-04-01 00:00:00

abstract：:A systematic investigation was carried out to analyze the concentration levels of heavy metals in sample seawater, sediments, and biota collected from the coastal area of Yancheng City in Jiangsu Province, China. The authors assessed the impact of these heavy metals in different environmental samples in terms of poten...

journal_title：Environmental toxicology and chemistry

authors： Fu J,Wang H,Billah SM,Yu H,Zhang X

更新日期：2014-08-01 00:00:00

abstract：:Hypothesis-based no-effect-concentration (NOEC) and regression-based x% effect concentration (ECx) values are common statistical approaches used to summarize ecotoxicological effects. Controversy over the NOEC model has prompted a movement toward discontinuation of the NOEC in favor of ECx, but the best x% effect surr...

journal_title：Environmental toxicology and chemistry

authors： Beasley A,Belanger SE,Brill JL,Otter RR

更新日期：2015-10-01 00:00:00

abstract：:The European Chemical Industry's aquatic research program for endocrine disrupters includes the development of an in vivo juvenile fathead minnow (Pimephales promelas) screening assay. Working within the Organization for Economic Cooperation and Development's (OECD, Paris, France) tiered approach to endocrine disrupte...

journal_title：Environmental toxicology and chemistry

authors： Panter GH,Hutchinson TH,Länge R,Lye CM,Sumpter JP,Zerulla M,Tyler CR

更新日期：2002-02-01 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：:Pesticide use has led to the ubiquitous contamination of natural habitats, which has inadvertently increased pesticide tolerance in target and nontarget species. Historically, increased pesticide tolerance has been attributed to natural selection for tolerance among individuals of affected populations. Recent research...

journal_title：Environmental toxicology and chemistry

authors： Jones DK,Relyea RA

更新日期：2015-10-01 00:00:00