Studies on combined effects of organophosphates and heavy metals in birds. I. Plasma and brain cholinesterase in coturnix quail fed methyl mercury and orally dosed with parathion.

abstract：:Mallard drakes accumulated mercury rapidly from dietary dosage of methylmercury dicyandiamide and eliminated it slowly, retaining approximately one half at the end of 84 days; no measurable loss occurred between the end of the 7th and 56th days, but loss resumed concurrently with new feather growth, and continued thro...

journal_title：Bulletin of environmental contamination and toxicology

authors： Stickel LF,Stickel WH,McLane MA,Bruns M

更新日期：1977-10-01 00:00:00

abstract：:The dissipation of cyprodinil under field and greenhouse condition in China was investigated. The pesticide cyprodinil dissipation differed under different cultivate conditions, the half lives were 14.5 and 12.5 days in strawberry and soil, respectively, under the field condition, 5.5 and 6.5 days, respectively, under...

journal_title：Bulletin of environmental contamination and toxicology

authors： Liu C,Wang S,Li L,Ge J,Jiang S,Liu F

更新日期：2011-03-01 00:00:00

abstract：:This study investigated a suite of legacy organochlorine contaminants in the milk of two breeds of goats raised in the central region of Mexico, where this agricultural production is of national (Mexican) economic importance. Forty milk samples from Alpine and Saanen goats were assessed. It was found that the concentr...

journal_title：Bulletin of environmental contamination and toxicology

authors： Schettino B,Gutiérrez R,Ortiz R,Vega S,Urban G,Ramírez A

更新日期：2013-08-01 00:00:00

abstract：:The UV spectra of 29 chlorobiphenyls have been examined. With increasing chloro substitution in which there are less than two chlorine groups ortho to the Ph-Ph bond the lambdamax values for the K band (attributed to the conjugation between the two phenyl rings) are shifted to longer wavelengths and for the more high...

journal_title：Bulletin of environmental contamination and toxicology

authors： MacNeil JD,Safe S,Hutzinger O

更新日期：1976-01-01 00:00:00

abstract：:The role of echinoid parental nutrition in early-life stage toxicity is not well understood. Arbacia punctulata were fed either a fresh diet consisting of organic lettuce and carrots or a dry feed. Embryos from parents fed the dry feed exhibited lower sensitivity to copper, whereas the opposite occurred with 1,3,5-tri...

journal_title：Bulletin of environmental contamination and toxicology

authors： Nelson RW,Nipper M,Lawrence A,Watts S

更新日期：2010-01-01 00:00:00

abstract：:Emamectin benzoate (Proclaim 5 SG) was applied to cabbage at 8.5 and 17 g a.i. ha⁻¹, during the head initiation stage. A high performance liquid chromatography (HPLC) analytical method, for the determination of emamectin benzoate in cabbage, was developed. Average recoveries of emamectin benzoate ranged from 92 % to 9...

journal_title：Bulletin of environmental contamination and toxicology

authors： Singh G,Chahil GS,Jyot G,Battu RS,Singh B

更新日期：2013-07-01 00:00:00

abstract：:Little information has so far been known on the effects of synthetic progestogen dydrogesterone (DDG) in organisms like fish. This study aimed to investigate the effects of DDG on the transcriptional and biochemical alterations in zebrafish eleuthero-embryos. Zebrafish eleuthero-embryos were analyzed for the transcrip...

journal_title：Bulletin of environmental contamination and toxicology

authors： Shi WJ,Ying GG,Huang GY,Liang YQ,Hu LX,Zhao JL,Zhang JN

更新日期：2017-07-01 00:00:00

abstract：:A simple and rapid focused ultrasound extraction method was developed for the determination of Persistent Organic Pollutants (POPs) in liver tissue obtained of giant toad (Rhinella marina) using a gas chromatography coupled to a mass detector with electron impact ionization. The performed method for POPs, was validate...

journal_title：Bulletin of environmental contamination and toxicology

authors： Flores-Ramírez R,Espinosa-Reyes G,Cilia-López VG,González-Mille DJ,Rodríguez-Aguilar M,Díaz de León-Martínez L,Díaz-Barriga F

更新日期：2017-02-01 00:00:00

abstract：:In the present study, zebrafish embryos were used to assess the neurotoxicity of di-n-butyl phthalate (DBP), diethyl phthalate (DEP) and their mixture. Four-hour post-fertilization (hpf) zebrafish embryos were exposed to various concentrations of DBP, DEP and their mixture (DBP-DEP) until 96 hpf. The transcriptions le...

journal_title：Bulletin of environmental contamination and toxicology

authors： Xu H,Shao X,Zhang Z,Zou Y,Chen Y,Han S,Wang S,Wu X,Yang L,Chen Z

更新日期：2013-12-01 00:00:00

abstract：:The aim of the present study was to assess the sulphate [Formula: see text] and iron (Fe) contamination and seasonal variations in the water resources (groundwater, surface water, and mine water) of the West Bokaro coalfield region, India. One hundred and twenty-four water resources samples were collected from the coa...

journal_title：Bulletin of environmental contamination and toxicology

authors： Tiwari AK,De Maio M

更新日期：2018-02-01 00:00:00

abstract：:Soil mercury concentrations at a typical small-scale mine site in the Bolivian Andes were elevated (28-737 mg/kg or ppm) in localized areas where mercury amalgams were either formed or vaporized to release gold, but was not detectable beyond approximately 10 m from its sources. Arsenic was measurable, exceeding known ...

journal_title：Bulletin of environmental contamination and toxicology

authors： Johnson GD,Pavilonis B,Caravanos J,Grassman J

更新日期：2018-02-01 00:00:00

abstract：:The aim of the study was to investigate the protective role of thiourea on the physiological, hematological, biochemical and histopathological parameters of Leuciscus cephalus exposed to sublethal concentration of Pendigan 330 EC herbicide. The animals were divided in four experimental groups (control, animals subject...

journal_title：Bulletin of environmental contamination and toxicology

authors： Paunescu A,Zgurschi G,Soare LC,Man GM,Brinzea G,Fierascu RC,Fierascu I,Ponepal MC

更新日期：2016-08-01 00:00:00

abstract：:Four paddy herbicides and their transformation products (TPs) were monitored in the Sakura River, Japan, during the rice growing seasons of 2009 and 2010. Toxicity tests to an attached diatom, Mayamaea atomus, and a green alga, Pseudokirchneriella subcapitata, were also conducted. Clomeprop propionic acid, which forms...

journal_title：Bulletin of environmental contamination and toxicology

authors： Iwafune T,Ara T,Ishihara S,Yokoyama A,Nagai T,Horio T

更新日期：2012-01-01 00:00:00

abstract：:Given the reported extent of microplastics in the aquatic environment, environmentally relevant exposure information for sediments dredged by the US Army Corps of Engineers will lend context to the risks posed by this contaminant during dredging. We measured the occurrence, abundance, and polymer composition of microp...

journal_title：Bulletin of environmental contamination and toxicology

authors： Wilkens JL,McQueen AD,LeMonte JJ,Suedel BC

更新日期：2020-01-01 00:00:00

abstract：:Twelve bank soil samples from the Dongting Lake area were determined to investigate the concentrations and distributions of polychlorinated dibenzo-p-dioxins and dibenzofurans (PCDD/Fs). The result showed the PCDD/Fs contamination was not only confined to the surface soil, but extended into the subsoil. Total I-TEQ va...

journal_title：Bulletin of environmental contamination and toxicology

authors： Xiao K,Zheng M,Fang L,Yang Y

更新日期：2010-08-01 00:00:00

abstract：:The study delineates the effect of repeated application of butachlor to rice crop from 1997 onwards. Additionally, in 2014 and 2015, dissipation kinetics of butachlor in soil was studied under field and laboratory conditions. The average recovery of butachlor for soil, rice grain and rice straw ranged between 80.3%-93...

journal_title：Bulletin of environmental contamination and toxicology

authors： Kaur P,Randhawa SK,Duhan A,Bhullar MS

更新日期：2017-06-01 00:00:00

abstract：:Chlorpyrifos is a common surface water contaminant in California, USA. We evaluated five years of chlorpyrifos use and surface water monitoring data in California's principal agricultural regions. Imperial County and three central coastal regions accounted for only 10% of chlorpyrifos statewide use, but displayed cons...

journal_title：Bulletin of environmental contamination and toxicology

authors： Zhang X,Starner K,Spurlock F

更新日期：2012-11-01 00:00:00

abstract：:Open top chambers were used to study the changes in photosynthesis, physiology and stomata characteristics in 1-year-old Lonicera maackii seedlings exposed to drought (DT, 30%-35% soil saturated water content) or/and elevated ozone (EO, 80 ppb). The results showed that DT or/and EO significantly decreased net photosyn...

journal_title：Bulletin of environmental contamination and toxicology

authors： Xu S,Fu W,He X,Chen W,Zhang W,Li B,Huang Y

更新日期：2017-11-01 00:00:00

abstract：:In this paper, the joint effect of 0.5 mmol·L(-1) Cd(2+) and various concentrations (50-400 mg·L(-1)) of the ionic liquid 1-butyl-3-methyl-imidazolium acetate ([C4min][OAc]) on the growth and photosynthetic performance of wheat seedlings in hydroponic culture was investigated. Seedlings grown in presence of Cd(2+) and...

journal_title：Bulletin of environmental contamination and toxicology

authors： Chen Z,Feng Y,Wang Y,Li Y,Liu Q,Xu S,Guan W

更新日期：2015-05-01 00:00:00

abstract：:Soil, rock, potable water, animal food and human hair samples were collected from the Dashan village, a typical selenium (Se)-rich area of China. Se content and fraction distribution were determined to trace the source of soil Se and evaluate the potential health risk to humans. Total Se contents in soils ranged from ...

journal_title：Bulletin of environmental contamination and toxicology

authors： Zhao B,Xing C,Zhou S,Wu X,Yang R,Yan S

更新日期：2020-04-01 00:00:00

abstract：:Gaseous elemental mercury (GEM) concentrations were determined within an academic chemistry building by cold vapor atomic fluorescence spectrometry. Concentrations varied depending on the room activity, with night time and weekend levels the lowest and most stable (typically between 10 and 20 ng/m(3)), and daytime wee...

journal_title：Bulletin of environmental contamination and toxicology

authors： Cizdziel JV,Jiang Y

更新日期：2011-04-01 00:00:00

abstract：:The removal of 17β-estradiol (E2) by white-rot fungus Phanerochaete chrysosporium cultured in classic Kirk or potato medium was systematically investigated. Results demonstrated that E2 can be efficiently removed regardless of culture media type. However, the reaction intermediates and transformation pathways varied i...

journal_title：Bulletin of environmental contamination and toxicology

authors： Zhou L,Luo Q,Lu J,Huang Q

更新日期：2015-08-01 00:00:00

abstract：:Malachite green, a multi-purpose dye induces cyto-toxicity upon its entry and bioaccumulation in tissues. A semi-static chronic (60 days) bioassay was conducted by exposing Cyprinus carpio to sublethal concentration of the dye and Emblica officinalis in four experimental groups viz control, malachite green, E. officin...

journal_title：Bulletin of environmental contamination and toxicology

authors： Jindal R,Sinha R

更新日期：2019-03-01 00:00:00

abstract：:This study focused on comparing the lethal and sublethal toxicity of water-accommodated fractions (WAF) and chemically enhanced WAF (CEWAF) of crude oil to zebrafish (Danio rerio) on early life stages (ELS). Results showed that the addition of GM-2 dispersant caused an increase in the levels of total petroleum hydroca...

journal_title：Bulletin of environmental contamination and toxicology

authors： Li X,Ding G,Xiong Y,Ma X,Fan Y,Xiong D

更新日期：2018-09-01 00:00:00

abstract：:The sorption of radium 226 ((226)Ra) on different clay materials (bentonite, illite and a mixture of bentonite-illite) was studied. Clay materials are used in the construction of disposal pits for technically enhanced naturally occurring radioactive materials (TENORM) wastes (i.e., contaminated soil and sludge) genera...

journal_title：Bulletin of environmental contamination and toxicology

authors： Alhajji E,Al-Masri MS,Khalily H,Naoum BE,Khalil HS,Nashawati A

更新日期：2016-08-01 00:00:00

abstract：:A mass balance model was developed to estimate prescription pharmaceutical loadings to municipal wastewater treatment plants via computation of influent concentrations (C(IN)). Model estimates of C(IN) were compared with published data and found to be accurate within an order of magnitude for some 90% of the drugs eva...

journal_title：Bulletin of environmental contamination and toxicology

authors： Ottmar KJ,Colosi LM,Smith JA

更新日期：2010-05-01 00:00:00

abstract：:In this study, atmospheric mercury concentration in airborne particulate matter with an aerodynamic diameter ≤ 2.5 µm (PM2.5) was analyzed by ICP-MS. Samples were collected in the Mexico City Metropolitan Area (MCMA), during 2013, in five locations, Northwest, Northeast (NE), Central, Southwest and Southeast, along th...

journal_title：Bulletin of environmental contamination and toxicology

authors： Morton-Bermea O,Garza-Galindo R,Hernández-Álvarez E,Ordoñez-Godínez SL,Amador-Muñoz O,Beramendi-Orosco L,Miranda J,Rosas-Pérez I

更新日期：2018-04-01 00:00:00

abstract：CONCLUSIONS:Twenty five days of hourly air sampling at seven parking garages of the enclosed type indicated a mean carbon monoxide concentration of 58.1 ppm (S.D. ± 23.15, and S.E. ± 4.63). This degree of exposure for eight hours each day poses a potential occupational hazard to those already having some degree of impa...

journal_title：Bulletin of environmental contamination and toxicology

authors： Ramsey JM

更新日期：1967-05-01 00:00:00

abstract：:Rhesus monkeys were exposed to lead (Pb) acetate under various regimens during the first 12 months of life. At 30 months of age, these animals and unexposed controls were confined to an unfamiliar experimental chamber for one week. Serum cortisol concentration and Pb concentration in whole blood (PbB) were measured pr...

journal_title：Bulletin of environmental contamination and toxicology

authors： Bushnell PJ,Shelton SE,Bowman RE

更新日期：1979-08-01 00:00:00

abstract：:When male and female coturnix quail (Coturnix coturnix) were given a single subacute oral dose (5.62 mg/kg) of the avian frightening agent 4-aminopyridine (4AP) and paired with untreated mates, there was no effect on the reproductive performance of males; egg production of females was reduced the third week after trea...

journal_title：Bulletin of environmental contamination and toxicology

authors： Schafer EW,Brunton RB,Lockyer NF

更新日期：1975-06-01 00:00:00