Comparative analysis of estrogenic activity in sewage treatment plant effluents involving three in vitro assays and chemical analysis of steroids.

abstract：:The sorption properties of tetracycline were compared between a coal humic acid (CHA) and a soil humic acid (SHA) under various solution chemistry conditions. Structural characteristics of the two humic acids were quantified in detail by elemental analysis, solid-state (13)C nuclear magnetic resonance (NMR), acid-base...

journal_title：Environmental toxicology and chemistry

authors： Sun H,Shi X,Mao J,Zhu D

更新日期：2010-09-01 00:00:00

abstract：:The E,E-(4,4'-bis[2-sulfostyryl]biphenyl) (DSBP) is a fluorescent whitening agent widely used by the textile and detergent industries to whiten fabrics. Hypochlorite used to bleach fabrics oxidizes DSBP slowly at room temperature and in a higher rate at 60 degrees C. The ions of metals such as Fe, Cu, and Mn accelerat...

journal_title：Environmental toxicology and chemistry

authors： Blanco M,Jiménez L,Valverde I

更新日期：2001-10-01 00:00:00

abstract：:Recent studies have indicated the potential for dietborne metals as an important exposure pathway for metal toxicity in freshwater organisms. We conducted a study in which freshwater cladocerans (Ceriodaphnia dubia) were fed green algae (either Pseudokirchneriella subcapitata or Chlorella vulgaris) that were grown in ...

journal_title：Environmental toxicology and chemistry

authors： Kolts JM,Boese CJ,Meyer JS

更新日期：2009-01-01 00:00:00

abstract：:The present review describes and discusses key interactions between mercury (Hg) and phytoplankton to highlight the role of phytoplankton in the biogeochemical cycle of Hg and to understand direct or indirect Hg effects on phytoplankton. Phytoplankton are exposed to various Hg species in surface waters. Through Hg upt...

journal_title：Environmental toxicology and chemistry

authors： Le Faucheur S,Campbell PG,Fortin C,Slaveykova VI

更新日期：2014-06-01 00:00:00

abstract：:Few studies have investigated the potential reproductive effects of toxicants on Australian freshwater fish species. The present study uses the Australian rainbowfish (Melanotaenia fluviatilis) as a model for testing the potential effects of 17beta-estradiol. Groups of reproductively active rainbowfish were exposed to...

journal_title：Environmental toxicology and chemistry

authors： Pollino CA,Georgiades E,Holdway DA

更新日期：2007-10-01 00:00:00

abstract：:Zinc sulfide clusters were synthesized and characterized at low micromolar concentrations to assess the effect of metal-sulfide ligands on metal toxicity to aquatic organisms in oxic environments. Recommended preparation times are greater than 2 h initial reaction of equimolar sodium sulfide and zinc nitrate, followed...

journal_title：Environmental toxicology and chemistry

authors： Bowles LC,Bell RA,Ernste MJ,Kramer JR,Manolopoulos H,Ogden N

更新日期：2002-04-01 00:00:00

abstract：:The increasing density of golf courses represents a potential source of sediment contamination to nearby coastal areas, the chemical and biological magnitude of which is almost unknown. The objective of this study was to determine the concentrations of contaminants and toxicities of sediments impacted by a coastal gol...

journal_title：Environmental toxicology and chemistry

authors： Lewis MA,Foss SS,Harris PS,Stanley RS,Moore JC

更新日期：2001-07-01 00:00:00

abstract：:As the production and applications of silver nanoparticles (AgNPs) increase, it is essential to characterize fate and effects in environmental systems. Nanosilver materials may settle from suspension; therefore, the authors' objective was to utilize environmentally relevant bioassays and study the impact, bioaccumulat...

journal_title：Environmental toxicology and chemistry

authors： Coleman JG,Kennedy AJ,Bednar AJ,Ranville JF,Laird JG,Harmon AR,Hayes CA,Gray EP,Higgins CP,Lotufo G,Steevens JA

更新日期：2013-09-01 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：:Investigations were conducted to determine acute (48-h) effects of cadmium and zinc presented individually and in combination on Ceriodaphnia dubia, Daphnia magna, Daphnia ambigua, and Daphnia pulex. Toxicity tests were conducted with single metals to determine lethal effects concentrations (lethal concentrations pred...

journal_title：Environmental toxicology and chemistry

authors： Shaw JR,Dempsey TD,Chen CY,Hamilton JW,Folt CL

更新日期：2006-01-01 00:00:00

abstract：:The degradation of plasticizers by the yeast Rhodotorula rubra J-96-1 (American Type Culture Collection 9449) in the presence of glucose was studied. The plasticizers included the commonly used bis-2-ethylhexyl adipate (B(EH)A), dioctyl phthalate (DOP), and dioctyl terephthalate (DOTP), and the less commonly used dipr...

journal_title：Environmental toxicology and chemistry

authors： Gartshore J,Cooper DG,Nicell JA

更新日期：2003-06-01 00:00:00

abstract：:The photodegradation rate of the anti-histamine cetirizine (Zyrtec®) was investigated in various water matrices. The average observed first-order photodegradation rate coefficient (kobs ), obtained by linear regression of the logarithmic-transformed cetirizine concentrations versus irradiation time in simulated sunlig...

journal_title：Environmental toxicology and chemistry

authors： Mead RN,Barefoot S,Helms JR,Morgan JB,Kieber RJ

更新日期：2014-10-01 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：:Northern bobwhite (Colinus virginianus) and scaled quail (Callipepla squamata) from the Rolling Plains ecoregion in Texas and Oklahoma were evaluated for organochlorine pesticides, Pb, and Hg. Of all organochlorine pesticides analyzed, only p,p'-dichlorodiphenyldichloroethylene (p,p'-DDE) and p,p'-dichlorodiphenyldich...

journal_title：Environmental toxicology and chemistry

authors： Baxter CE,Pappas S,Abel MT,Kendall RJ

更新日期：2015-07-01 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：:The occurrence of intersex fish in a number of European rivers has been attributed to exposure to estrogenic chemicals present in sewage treatment work (STW) effluents. To further understand the environmental fate of these contaminants, the estrogenic activity of effluents, water, and sediments were investigated both ...

journal_title：Environmental toxicology and chemistry

authors： Peck M,Gibson RW,Kortenkamp A,Hill EM

更新日期：2004-04-01 00:00:00

abstract：:A battery of biomarkers is often used to evaluate the effects of exposure to chemical contaminants and detect responses to environmental stress. Unfortunately, field application of biomarkers is subject to various constraints (e.g., the availability of living material) that can limit data acquisition and prevent the u...

journal_title：Environmental toxicology and chemistry

authors： Beliaeff B,Burgeot T

更新日期：2002-06-01 00:00:00

abstract：:Silencing genes of a pest with double-stranded RNA (dsRNA) is a promising new pest management technology. As part of the environmental risk assessment for dsRNA-based products, the environmental fate and the potential for adverse effects to on-target organisms should be characterized. In the present study, a nonbioact...

journal_title：Environmental toxicology and chemistry

authors： Albright VC 3rd,Wong CR,Hellmich RL,Coats JR

更新日期：2017-05-01 00:00:00

abstract：:Mercury contamination in wetland biota is often dynamic, difficult to predict, and costly to track. In this paper, we present results from a six-year study of growing feathers of piscivorous birds as monitors of wetland Hg exposure in Florida, USA, wetlands. Between 1994 and 2000, we collected feathers of growing grea...

journal_title：Environmental toxicology and chemistry

authors： Frederick PC,Spalding MG,Dusek R

更新日期：2002-01-01 00:00:00

abstract：:The effect of sodium chloride (NaCl) on cadmium (Cd) uptake, translocation, and oxidative stress was investigated using 2 tobacco cultivars differing in Cd tolerance. The growth inhibition of the tobacco plants exposed to Cd toxicity was in part alleviated by moderate addition of NaCl in the culture solution. Cadmium ...

journal_title：Environmental toxicology and chemistry

authors： Zhang BL,Shang SH,Zhang HT,Jabeen Z,Zhang GP

更新日期：2013-06-01 00:00:00

abstract：:Seedlings of Brassica juncea (L.) Czern. were grown in solution culture for 14 d prior to exposure to Pb₂+ at an activity of 31 microM for 72 h. Electron dense deposits found within the apoplast and symplast were analysed using scanning transmission electron microscopy-energy dispersive spectroscopy (STEM-EDS) to dete...

journal_title：Environmental toxicology and chemistry

authors： Meyers DE,Kopittke PM,Auchterlonie GJ,Webb RI

更新日期：2009-11-01 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：:The 2 most abundant polycyclic aromatic hydrocarbons (PAHs) measured in Deepwater Horizon crude oil, naphthalene and phenanthrene, and their associated homologs have both been shown to be acutely toxic in fish. Although fish have a relatively high metabolic capacity for PAHs, hydroxylated PAH (OH-PAH) derivatives form...

journal_title：Environmental toxicology and chemistry

authors： Pulster EL,Main K,Wetzel D,Murawski S

更新日期：2017-11-01 00:00:00

abstract：:The results of the present study have demonstrated the utility of an estrogen receptor (ER) competitive ligand-binding assay, a hepatocyte vitellogenin (VTG) induction bioassay, and an ER reporter gene bioassay in characterizing the activity of model estrogen agonists (17beta-estradiol [E2], ethynylestradiol, and nony...

journal_title：Environmental toxicology and chemistry

authors： Marlatt VL,Hewitt LM,Van Der Kraak G

更新日期：2006-12-01 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：:Parabens, bisphenol A (BPA), triclosan, and triclocarban are recognized endocrine-disrupting contaminants (EDCs); and their occurrence in the environment has attracted increasing concern. Body size-dependent bioaccumulation, tissue distribution, trophic magnification, and maternal transfer of methyl-, ethyl-, propyl-,...

journal_title：Environmental toxicology and chemistry

authors： Peng X,Zheng K,Liu J,Fan Y,Tang C,Xiong S

更新日期：2018-07-01 00:00:00

abstract：:The influence of seasonal changes in water conditions and parameters on several major pharmacologically active compounds (PhACs) and s-triazine herbicides was assessed in the wastewater and sewage treatment plant (WSTP) effluent as well as the downstream surface water from sites on the Canadian side of the upper Detro...

journal_title：Environmental toxicology and chemistry

authors： Hua WY,Bennett ER,Maio XS,Metcalfe CD,Letcher RJ

更新日期：2006-09-01 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：:A study of the ecotoxicity of different short aliphatic protic ionic liquids (PILs) on terrestrial organisms was conducted. Tests performed within the present study include those assessing the effects of PILs on soil microbial functions (carbon and nitrogen mineralization) and terrestrial plants. The results show that...

journal_title：Environmental toxicology and chemistry

authors： Peric B,Martí E,Sierra J,Cruañas R,Iglesias M,Garau MA

更新日期：2011-12-01 00:00:00

abstract：:Variable sizes of nanoparticles, ranging from nano to micro scale, are of toxicological interest. In the present study, the authors hypothesized that, in addition to the size, the shape of iron oxide (Fe2O3) nanoparticles is a major factor that contributes to particle cytotoxicity. Cytotoxicity to mouse macrophage cel...

journal_title：Environmental toxicology and chemistry

authors： Lee JH,Ju JE,Kim BI,Pak PJ,Choi EK,Lee HS,Chung N

更新日期：2014-12-01 00:00:00