Metal contaminant accumulation in the hive: Consequences for whole-colony health and brood production in the honey bee (Apis mellifera L.).

abstract：:To examine the behavior of the estrogenic biomarker vitellogenin (VTG) under the combined impact of estrogens and pathogens, parasite-infected or noninfected rainbow trout were exposed to two doses of 17β-estradiol (E2). Infected and E2-exposed fish showed significantly lower hepatic VTG mRNA levels than healthy fish....

journal_title：Environmental toxicology and chemistry

authors： Burki R,Krasnov A,Bettge K,Rexroad CE 3rd,Afanasyev S,Antikainen M,Burkhardt-Holm P,Wahli T,Segner H

更新日期：2012-10-01 00:00:00

abstract：:Although laboratory toxicology tests are generally easy to perform, cost effective, and readily interpreted, they have been questioned for their environmental relevance. In contrast, field tests are considered realistic while producing results that are difficult to interpret and expensive to obtain. Toxicology tests w...

journal_title：Environmental toxicology and chemistry

authors： Pfleeger T,Olszyk D,Lee EH,Plocher M

更新日期：2011-02-01 00:00:00

abstract：:The distribution and characteristics of MC252 oil:sand aggregates, termed surface residue balls (SRBs), were measured on the supratidal beach environment of oil-impacted Fourchon Beach in Louisiana (USA). Probability distributions of 4 variables, surface coverage (%), size of SRBs (mm(2) of projected area), mass of SR...

journal_title：Environmental toxicology and chemistry

authors： Lemelle KR,Elango V,Pardue JH

更新日期：2014-07-01 00:00:00

abstract：:Eel aquaculture is capture based and thus dependent on the fishery for juvenile glass eels. This fishery typically takes place in estuaries where salinity varies and ammonia levels can be elevated. Also, during capture and transport glass eels are kept at high densities and ammonia from endogenous production can incre...

journal_title：Environmental toxicology and chemistry

authors： Da Silva JM,Coimbra J,Wilson JM

更新日期：2009-01-01 00:00:00

abstract：:Reduced glutathione (GSH) plays a number of key roles in many biochemical pathways. This peptide is highly reactive and forms conjugates with other molecules via its sulfhydryl moiety. The interactions of the common heavy metal pollutant Cd(II) with GSH were determined by using the Brdicka reaction to evaluate whether...

journal_title：Environmental toxicology and chemistry

authors： Baloun J,Adam V,Trnkova L,Beklova M,Svobodova Z,Zeman L,Kizek R

更新日期：2010-03-01 00:00:00

abstract：:The lipid-lowering agents bezafibrate and clofibric acid, which occur at concentrations up to 3.1 and 1.6 microg/L, respectively, are among the most frequently found human pharmaceuticals in the aquatic environment. In contrast to knowledge about their environmental occurrence, little is known about their effects in t...

journal_title：Environmental toxicology and chemistry

authors： Weston A,Caminada D,Galicia H,Fent K

更新日期：2009-12-01 00:00:00

abstract：:The effects of antidepressants on wildlife are currently raising some concern because of an increased number of publications indicating biological effects at environmentally relevant concentrations (<100 ng/L). These results have been met with some scepticism because of the higher concentrations required to detect eff...

journal_title：Environmental toxicology and chemistry

authors： Ford AT,Fong PP

更新日期：2016-04-01 00:00:00

abstract：:A bleached kraft pulp mill discharging effluent to the Mattagami River in northern Ontario, Canada, closed after almost 90 yr of operation. During its operation, effluent from the mill influenced biota in the downstream areas. To assess shifts in the reliance of biota from mill-derived nutrients, the isotopic composit...

journal_title：Environmental toxicology and chemistry

authors： McMahon HM,Arciszewski TJ,Munkittrick KR,Kidd KA

更新日期：2020-05-01 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：:Soil samples spiked with five concentrations of pyrene and phenanthrene were aged for 0, 10, 40, and 120 d before toxicity was investigated using a standardized bioassay with the soil-dwelling collembolan Folsomia fimetaria L. Toxic effects were measured as reductions in survival and reproductive output after 3 weeks ...

journal_title：Environmental toxicology and chemistry

authors： Sverdrup LE,Jensen J,Krogh PH,Stenersen J

更新日期：2002-03-01 00:00:00

abstract：:The avian embryo is an excellent model for testing adverse developmental effects of environmental chemicals as well as uptake and movement of xenobiotics within the egg compartments. Before incubation at embryonic day 0, 14 C 3,3',4,4'-tetrachlorobiphenyl (14 C PCB 77) was injected into Japanese quail eggs either onto...

journal_title：Environmental toxicology and chemistry

authors： Dean KM,Baltos LD,Marcell AM,Bohannon MEB,Iwaniuk AN,Ottinger MA

更新日期：2018-01-01 00:00:00

abstract：:A dark, toxic leachate has been observed around woodpiles of trembling aspen (Populus tremuloides Michx.) cut in winter for pulp or structural lumber. We measured production of leachate from 18 m3 of harvestable aspen logs stacked in an open field near Dawson Creek, British Columbia, Canada. The logpile began producin...

journal_title：Environmental toxicology and chemistry

authors： Taylor BR,Carmichael NB

更新日期：2003-09-01 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：:Waterborne Cu effects on the transcription of genes encoding ion-transporting proteins and the activities of these proteins were evaluated in gills of the blue crab Callinectes sapidus acclimated to diluted (2‰) and full (30‰) seawater. Crabs were exposed (96 h) to an environmentally relevant concentration of dissolve...

journal_title：Environmental toxicology and chemistry

authors： Martins CM,Almeida DV,Marins LF,Bianchini A

更新日期：2011-01-01 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：:Recently we showed that tetracyclines tend to persist and may accumulate in sandy soils after repeated fertilizations with liquid manure. We continued these field investigations from 2001 to 2003 and observed no further accumulation of tetracyclines in soil, but found that the average tetracycline concentration remain...

journal_title：Environmental toxicology and chemistry

authors： Hamscher G,Pawelzick HT,Höper H,Nau H

更新日期：2005-04-01 00:00:00

abstract：:A detailed study was conducted to determine the current status of the heavy metals Cd, Cu, Cr, Fe, Hg, Mn, Ni, Pb, and Zn in Eskisehir, Turkey. The 15 different locations (n =270) studied were specifically selected to identify the effects of soil pollution on the tramway, which has been in service since December 2004 ...

journal_title：Environmental toxicology and chemistry

authors： Malkoc S,Yazıcı B,Savas Koparal A

更新日期：2010-12-01 00:00:00

abstract：:The distribution kinetics of methylmercury (CH3Hg[II]) was determined in sheepshead minnows (Cyprinodon variegatus) after a single dose of different CH3Hg(II)-spiked food to determine what factors influence the bioavailability, uptake, and redistribution of CH3Hg(II) to various organs of C. variegatus. The kinetics of...

journal_title：Environmental toxicology and chemistry

authors： Leaner JJ,Mason RP

更新日期：2004-09-01 00:00:00

abstract：:Organophosphate and carbamate compounds are among the most widely used pesticides. Contamination of surface water by these compounds is of concern because of potential toxicity to aquatic organisms, especially those at lower trophic levels. In this study we evaluated the persistence of diazinon, chlorpyrifos, malathio...

journal_title：Environmental toxicology and chemistry

authors： Bondarenko S,Gan J,Haver DL,Kabashima JN

更新日期：2004-11-01 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：:Some toxicology research in which toxicant exposures are continual (pulsed) rather than continuous have been reported. A number of toxicity models have been developed for pulsed and continuous exposures. Most of these models were developed based on one- or two-compartment, first-order toxicokinetics and were calibrate...

journal_title：Environmental toxicology and chemistry

authors： Hoang TC,Tomasso JR,Klaine SJ

更新日期：2007-01-01 00:00:00

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：:Polycyclic aromatic hydrocarbons (PAHs) and herbicides are important contaminants of world water systems with effects on aquatic organisms. The uptake of naphthalene, anthracene, and chrysene by gills of the bivalve mollusk Elliptio complanata was determined. Additionally, the effects of paraquat, atrazine, alachlor, ...

journal_title：Environmental toxicology and chemistry

authors： Birdsall K,Kukor JJ,Cheney MA

更新日期：2001-02-01 00:00:00

abstract：:On the quantitative comparison of solubilities or vapor pressures of homologous series, the variation in the effect of crystal structure on solid properties may substantially influence the outcome of the comparison. Usually, the effect of this variation is eliminated by comparing values of the liquid state. The ratio ...

journal_title：Environmental toxicology and chemistry

authors： Van Noort PC

更新日期：2006-11-01 00:00:00

abstract：:An assessment of biodegradability was carried out for fragrance substances containing quaternary carbons by using data obtained from Organisation for Economic Co-operation and Development (OECD) 301F screening tests for ready biodegradation and from Biowin and Catalogic prediction models. Despite an expected challengi...

journal_title：Environmental toxicology and chemistry

authors： Seyfried M,Boschung A

更新日期：2014-05-01 00:00:00

abstract：:Based on weight loss in water, 24 h is recommended for Tubifex tubifex gut clearance. Biota-to-sediment accumulation factors (BSAFs) in gut-cleared T. tubifex following six weeks of exposure to Cd-, Ni-, and Pb-spiked sediment were 12.4, 3.0, and 19.0, respectively. Tissue Ni concentrations peaked after 12 h, whereas ...

journal_title：Environmental toxicology and chemistry

authors： Gillis PL,Dixon DG,Borgmann U,Reynoldson TB

更新日期：2004-01-01 00:00:00

abstract：:Melano-macrophage aggregates, collections of specialized cells of the innate immune system of fish, are considered a general biomarker for contaminant toxicity. To elucidate further the relationship between macrophage aggregates and metals exposure, yelloweye rockfish (Sebastes ruberrimus), a long-lived species, were ...

journal_title：Environmental toxicology and chemistry

authors： Barst BD,Bridges K,Korbas M,Roberts AP,Van Kirk K,McNeel K,Drevnick PE

更新日期：2015-08-01 00:00:00

abstract：:The effects of chromium on the life history and demography of Dinophilus gyrociliatus (Polychaeta) were studied on a control and three treated cohorts kept in artificial seawater enriched with nominal concentrations of chromium at 1.0, 1.4, and 1.6 microg/ml. Survival and fecundity were significantly reduced by chromi...

journal_title：Environmental toxicology and chemistry

authors： Mauri M,Simonini R,Baraldi E

更新日期：2002-09-01 00:00:00

abstract：:Experimenters in toxicology often compare the concentration-response relationship between two distinct populations using the median lethal concentration (LC50). This comparison is sometimes done by calculating the 95% confidence interval for the LC50 for each population, concluding that no significant difference exist...

journal_title：Environmental toxicology and chemistry

authors： Wheeler MW,Park RM,Bailer AJ

更新日期：2006-05-01 00:00:00

abstract：:Understanding the environmental risks of pharmaceuticals and personal care products (PPCPs) has become very important in the field of aquatic toxicology. Hydroxylpropyl-β-cyclodextrin (HPβCD) is an amphiphilic, toroidal shaped molecule with the ability to form noncovalent inclusion complexes with a variety of guest mo...

journal_title：Environmental toxicology and chemistry

authors： Anderson JC,Beyger L,Guchardi J,Holdway D

更新日期：2016-06-01 00:00:00