Determinations of MC-LR and [Dha(7)] MC-LR concentrations and physicochemical properties by liquid chromatography-tandem mass spectrometry.

abstract：:The concentrations of dissolved cadmium, lead, chromium and níquel were determined in surface water column and pore water, collected from the extensive tidal plain at Bahía Blanca estuary, Argentina. Three different polluted areas were selected to study the spatial variation of these metals. The concentration ranges w...

journal_title：Bulletin of environmental contamination and toxicology

authors： Botté SE,Freije RH,Marcovecchio JE

更新日期：2007-10-01 00:00:00

abstract：:Seven strains that can degrade nitrobenzene at low temperature were isolated from the sediments of a nitrobenzene-polluted river. One of the strains, NB-1, can mineralize 20 mg/L nitrobenzene completely from 2.5 to 35 degrees C with an optimum temperature of 25 degrees C. NB-1 was identified as Pseudomonas putida acco...

journal_title：Bulletin of environmental contamination and toxicology

authors： Li Y,Hu H,Wu Q

更新日期：2007-09-01 00:00:00

abstract：:To assess the potential contribution of metals to the catastrophic population decline of the White-backed Vulture, Gyps bengalensis, their concentrations in various organs was quantified. Liver, kidney, pectoral muscle, gut contents and femur bone were collected from dead birds between 1999 and 2008. These samples wer...

journal_title：Bulletin of environmental contamination and toxicology

authors： Rajamani J,Subramanian M

更新日期：2015-06-01 00:00:00

abstract：:Lizards increasingly are recognized as suitable contaminant biomonitors in terrestrial ecosystems. Previously, we have shown that Bosk's fringe-toed lizards (Acanthodactylus boskianus) living close to the Gabès-Ghannouche industrial complex for fertilizer and acid production in southern Tunisia were contaminated by he...

journal_title：Bulletin of environmental contamination and toxicology

authors： Nasri I,Hammouda A,Belliure J,Selmi S

更新日期：2020-09-01 00:00:00

abstract：:The mean particulate polybrominated dibenzo-p-dioxins/furans (PBDD/Fs) levels for Guangzhou were in the range of 225-2244 fg/m(3) and showed the spatial trend of background < suburb areas < urban area < industrial area, suggesting the industrial and urban sources of PBDD/Fs. The most abundant congeners were 2,3,7,8-TB...

journal_title：Bulletin of environmental contamination and toxicology

authors： Li H,Zhou L,Mo L,Peng P,Sheng G,Fu J,Yu Z

更新日期：2011-08-01 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：:A green, sensitive and accurate dispersive liquid-liquid microextraction (DLLME) method was used to preconcentrate four selected pesticides in dam lake water samples for determination by gas chromatography-mass spectrometry (GC-MS). Conditions of the DLLME method were comprehensively investigated and optimized accordi...

journal_title：Bulletin of environmental contamination and toxicology

authors： Bodur S,Borahan T,Ates N,Bakırdere S

更新日期：2020-09-01 00:00:00

abstract：:Aquaculture is currently one of the most rapidly growing production sectors in Vietnam. This publication describes the concentrations of heavy metals in the farming environment and some aquaculture species in the Khanh Hoa Province in Vietnam. The concentration of total As in the sediments ranged from 0.07 to 0.64 mg/...

journal_title：Bulletin of environmental contamination and toxicology

authors： Nghia ND,Lunestad BT,Trung TS,Son NT,Maage A

更新日期：2009-01-01 00:00:00

abstract：:The residual levels of piperolyn butoxide (PB) in agricultural products were investigated for 531 samples of 10 species. For the determination of PB a high speed liquid chromatograph equipped with a fluorometric detector was used. The detection limit of PB was 0.1 ppm. PB was detected from 3 barleys and 3 wheats harve...

journal_title：Bulletin of environmental contamination and toxicology

authors： Isshiki K,Tsumura S,Watanabe T

更新日期：1978-05-01 00:00:00

abstract：:This study focused on evaluating the metal and metalloid contamination and associated risks in the two vegetables crops, coriander (Coriandrum sativum) and spinach (Spinacia oleracea) treated with three water regimes, canal water, groundwater and municipal wastewater. These vegetables are widely consumed by people and...

journal_title：Bulletin of environmental contamination and toxicology

authors： Khan ZI,Ugulu I,Ahmad K,Yasmeen S,Noorka IR,Mehmood N,Sher M

更新日期：2018-12-01 00:00:00

abstract：:A soil survey was performed to determine the levels, distributions and sources of 6 polycyclic aromatic hydrocarbons (PAHs) in 9 selected soil environments in Esbjerg, Denmark. In all, 24 soil samples were collected and the PAHs present were extracted with dichloromethane and analysed using GC/MS/MS with ion trap dete...

journal_title：Bulletin of environmental contamination and toxicology

authors： Essumang DK,Kowalski K,Sogaard EG

更新日期：2011-04-01 00:00:00

abstract：:The accumulation of zinc (Zn) in Cichorium intybus and effects of phytotoxicity during 90 days of growth on (natural) non-contaminated and Zn-contaminated soils were studied. The phytotoxicity effects were monitored by evaluating the leaf area, leaf biomass, leaf length and root length of the vegetable. The Zn concent...

journal_title：Bulletin of environmental contamination and toxicology

authors： Wolf M,Paulino AT

更新日期：2020-09-01 00:00:00

abstract：:The effect of LC(50) and a sublethal concentration of lead nitrate on the activities of alkaline phosphatase, acid phosphatase, glucose-6-phosphatase, lipase and urease in the kidneys and ovaries of a teleost fish, Channa punctatus has been examined after 96 hr and 30 days respectively. The results show that all the f...

journal_title：Bulletin of environmental contamination and toxicology

authors： Sastry KV,Agrawal MK

更新日期：1979-05-01 00:00:00

abstract：:We present here the results of the study on metal pollution by identifying source, abundance and distribution in soil and tailings of Khetri copper complex (KCC) mines, Rajasthan India. The region is highly contaminated by copper (Cu) with higher values in the soil near overburden material (1224 mg/kg) and tailings (1...

journal_title：Bulletin of environmental contamination and toxicology

authors： Punia A,Siddaiah NS,Singh SK

更新日期：2017-11-01 00:00:00

abstract：:Dimethoate (D) are among the most commonly used organophosphates insecticides in the world. To evaluate the toxicity of two D formulations were selected as test organisms tadpoles of Rhinella arenarum. This toad species has an extensive neotropical distribution and is easy to handle and acclimate to laboratory conditi...

journal_title：Bulletin of environmental contamination and toxicology

authors： Martinuzzi CS,Attademo AM,Peltzer PM,Mac Loughlin TM,Marino DJG,Lajmanovich RC

更新日期：2020-01-01 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：:The aim of the study was to investigate for the first time histopathologic effects of carbaryl on the testes of adult frog, Pelophylax bedriagae. Frogs were exposed to carbaryl once by oral gavage in concentrations of 0.05, 0.1 and 0.2 mg/g. After 96 h, frogs were euthanized and dissected. Histopathological changes we...

journal_title：Bulletin of environmental contamination and toxicology

authors： Çakıcı Ö

更新日期：2013-07-01 00:00:00

abstract：:Radiometric measurements were taken in a small area of Pernambuco, Brazil, with the objective of monitoring the radium of the soil. For this, 78 soil samples were collected. The gamma analyses of the samples were carried out using HPGe. The values obtained for the (226)Ra varied from 14 to 367 Bqkg(-1) and for the (22...

journal_title：Bulletin of environmental contamination and toxicology

authors： Santos Júnior JA,Amaral RS,Silva CM,Menezes RS,Bezerra JD

更新日期：2009-06-01 00:00:00

abstract：:The purpose of this article was to study the dissipation rate of carfentrazone-ethyl in soil and its terminal residue in wheat field eco-system. The results showed that carfentrazone-ethyl dissipated rapidly in soil after application. Its half-lives in soil were 5.8 and 3.8 h in Beijing and Jilin, respectively. The te...

journal_title：Bulletin of environmental contamination and toxicology

authors： Han L,Xu Y,Dong M,Qian C

更新日期：2007-10-01 00:00:00

abstract：:The concentrations of nine heavy metals (Cr, Cd, Pb, Ni, Cu, Zn, Mn, As and Fe) in the muscle tissue of four fish species (Oreochromis niloticus, Clarias gariepinus, Poecilia latipinna and Aphanius dispar dispar) collected from Wadi Hanifah were detected in two different seasons. The concentrations of the studied heav...

journal_title：Bulletin of environmental contamination and toxicology

authors： Mahboob S,Al-Balawi HF,Al-Misned F,Al-Quraishy S,Ahmad Z

更新日期：2014-01-01 00:00:00

abstract：:A simple, fast and effective pre-concentration procedure for the extraction of benzene, toluene and xylenes isomers (BTX) was developed using an ultrasound-assisted dispersive liquid-liquid microextraction coupled with gas chromatography-flame ionization detector in water samples. The effects of different experimental...

journal_title：Bulletin of environmental contamination and toxicology

authors： Khajeh M,Zadeh FM

更新日期：2012-07-01 00:00:00

abstract：:This paper examined active pharmaceutical ingredients (APIs) acute ecotoxicological modes of action (MOA). It was concluded that the vast majority of APIs acute MOA was non-specific narcosis as; 85% out of 59 APIs had an excess toxicity ratio <7; 70% of the APIs ecotoxicity was overestimated based on a narcotic model;...

journal_title：Bulletin of environmental contamination and toxicology

authors： Sanderson H,Thomsen M

更新日期：2007-09-01 00:00:00

abstract：:The current study investigated the efficiency of sepiolite (SE), sodium humate (HS), microbial fertilizer (JF) and SE combined with JF/HS in a ratio of 2:1 (w/w) (JF-2SE and HS-2SE) on Cd, Pb and As bioavailability in field trials with rice (Oryza sativa L.). The results showed that all the amendments remarkably decre...

journal_title：Bulletin of environmental contamination and toxicology

authors： Nong X,Zhang C,Chen H,Rong Q,Gao H,Jin X

更新日期：2020-08-01 00:00:00

abstract：:In the original publication of the article, there was an error in the abstract section. The incorrect sentence "the dominant microbes in the DEHP-contaminated soil were Sphingomonas and Bacillus, which belonged to the Acidobacteria and Proteobacteriav, respectively" should be revised to "the dominant microbes in the D...

journal_title：Bulletin of environmental contamination and toxicology

authors： Zhang C,Song P,Xia Q,Li X,Wang J,Zhu L,Wang J

更新日期：2020-07-01 00:00:00

abstract：:White-winged dove (Zenaida asiatica L.) exposure to environmentally accessible lead is a management concern. Detectable concentrations of lead were found in 142 (66%) of 214 white-winged doves collected in 2002 and 2003 at two wildlife management units in South Texas. Mean +/- SD lead concentration was 0.70 +/- 1.10 m...

journal_title：Bulletin of environmental contamination and toxicology

authors： Fedynich AM,Fredricks TB,Benn S

更新日期：2010-09-01 00:00:00

abstract：:In the present study, biochar particles (BPs) produced by the co-pyrolysis of sewage sludge and corncobs at temperatures of 300, 500, and 700°C were characterized. The Pb2+ adsorption properties and the heavy metal leaching toxicity rates of the BPs were investigated. It was found that the adsorption kinetics of the P...

journal_title：Bulletin of environmental contamination and toxicology

authors： Hong Y,Xu Z,Feng C,Xu D,Wu F

更新日期：2019-12-01 00:00:00

abstract：:This study aims to examine the possible presence of lead and cadmium in the liver and kidneys of hooded crows (Corvus cornix). Liver and kidneys of hooded crow carcasses were collected in Province of Cuneo (Piedmont, Italy) in order to detect lead and cadmium content. Significant differences were found in lead and cad...

journal_title：Bulletin of environmental contamination and toxicology

authors： Giammarino M,Quatto P,Squadrone S,Abete MC

更新日期：2014-10-01 00:00:00

abstract：:The effects of a sublethal concentration (7.66 mg/L) of carbofuran, were assessed on Clarias batrachus. The fish were exposed to 7.66 mg of carbofuran/L for 6 days. After 6 days, fish were released into carbofuran-free water in order to study the recovery pattern. Proteins were decreased in gill and kidney and recover...

journal_title：Bulletin of environmental contamination and toxicology

authors： Begum G

更新日期：2008-11-01 00:00:00

abstract：:Sulfonamides and tetracyclines are pharmaceuticals widely used to treat human and animal diseases. They are of considerable concern in Korea because of the potential risk of residues in aquatic and terrestrial environments. This study investigated the mobility of veterinary drugs in the soil column with the applicatio...

journal_title：Bulletin of environmental contamination and toxicology

authors： Kwon JW

更新日期：2011-07-01 00:00:00

abstract：:A bacterium (strain ycsd02) was isolated from rhizosphere soil in phragmites wetland using the enrichment culture contaminated with p-Chloroaniline (p-CA). Morphology, physio-biochemical characteristics and phylogenetic analysis based on 16S rDNA sequence indicated that the shape of the single cell is pole, which clea...

journal_title：Bulletin of environmental contamination and toxicology

authors： Ding C,Li ZX,Yan JL

更新日期：2011-04-01 00:00:00