Protective action of selenium against mercury in northern creek chubs.

abstract：:Sixteen priority polycyclic aromatic hydrocarbons (PAHs) were measured in six stations in Karaj River, which is the main resource of drinking water in Tehran. The single PAHs concentrations ranged from not detected to 2,327.8 ng L(-1), with a mean value of 31.5 ng L(-1). The total PAHs concentrations ranged from 25.6,...

journal_title：Bulletin of environmental contamination and toxicology

authors： Karyab H,Nasseri S,Ahmadkhaniha R,Rastkari N,Mahvi AH,Nabizadeh R,Yunesian M

更新日期：2014-01-01 00:00:00

abstract：:We quantified imposex in file dogwinkles (Nucella lima) and tributyltin (TBT) contamination in bay mussels (Mytilus trossulus) from a number of sites in Auke Bay, Alaska, previously studied in the late 1980s. Imposex occurrence and TBT contamination have generally declined in spatial extent and severity over time. How...

journal_title：Bulletin of environmental contamination and toxicology

authors： Tallmon DA,Hoferkamp L

更新日期：2009-08-01 00:00:00

abstract：:Using a groundwater flow and mass transport model, this study compared the capability of trenches with permeable backfill for capturing hypothetical contaminant plumes in homogeneous and heterogeneous unconfined aquifers. Longitudinal (parallel to groundwater flow), as well as conventional transverse (perpendicular to...

journal_title：Bulletin of environmental contamination and toxicology

authors： Hudak PF

更新日期：2010-04-01 00:00:00

abstract：:Heavy metal contamination in agricultural soils has become a serious environmental concern due to their generally high mobility and toxic effects on plants and food security. An incubation study was conducted to assess the effectiveness of biochar (BC), zeolite (ZE) and rock phosphate (RP) stabilizers on the immobiliz...

journal_title：Bulletin of environmental contamination and toxicology

authors： Bashir S,Rizwan MS,Salam A,Fu Q,Zhu J,Shaaban M,Hu H

更新日期：2018-05-01 00:00:00

abstract：:Changes in protein levels and lipid compositions in algal cells indicate the severity of stress related to toxic concentrations of heavy metals. In this study, the effects of exposure to cadmium and copper on Chlorella vulgaris and its capacity to remove metals were evaluated. The data revealed ion removal activity by...

journal_title：Bulletin of environmental contamination and toxicology

authors： de Abreu FC,da Costa PN,Brondi AM,Pilau EJ,Gozzo FC,Eberlin MN,Trevisan MG,Garcia JS

更新日期：2014-10-01 00:00:00

abstract：:Legislation such as the Stockholm Convention and REACH aim to identify and regulate the production and use of chemicals that qualify as persistent organic pollutants (POPs) and very persistent and very bioaccumulative (vPvB) chemicals, respectively. Recently, a series of studies on planetary boundary threats proposed ...

journal_title：Bulletin of environmental contamination and toxicology

authors： Reppas-Chrysovitsinos E,Sobek A,MacLeod M

更新日期：2018-01-01 00:00:00

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：:The distribution of polycyclic aromatic hydrocarbons (PAHs) and n-alkanes was investigated in the surface sediment from the Shinano River in Niigata, Japan. The total concentrations of the PAHs and n-alkanes ranged from 102 to 10,450 ng/g dry weight and from 160 to 3,530 ng/g dry, respectively. Perylene (Per) in the s...

journal_title：Bulletin of environmental contamination and toxicology

authors： Hori T,Shiota N,Asada T,Oikawa K,Kawata K

更新日期：2009-09-01 00:00:00

abstract：:Joint toxicity of Pb2+, Cr3+, Co2+ and Ni2+ toward Photobacterium phosphoreum (Ph. phosphoreum) at the no observed effect concentration (NOEC) was determined through a factorial experiment. A neural network model was designed according to experimental results and employed for toxicity prediction of unary, binary, tern...

journal_title：Bulletin of environmental contamination and toxicology

authors： Zeng Y,Wang L,Jiang L,Cai X,Li Y

更新日期：2015-08-01 00:00:00

abstract：:The objective of this study was to determine soil pH conditions that allow cadmium (Cd) to precipitate as Cd minerals in phosphate (P) amended soil. Cadmium immobilization could be attributed primarily to Cd adsorption due to increase in pH and negative charge. Soil pH might not affect Cd precipitation as Cd3(PO4)2 by...

journal_title：Bulletin of environmental contamination and toxicology

authors： Hong CO,Owens VN,Kim YG,Lee SM,Park HC,Kim KK,Son HJ,Suh JM,Kim PJ

更新日期：2014-07-01 00:00:00

abstract：:This study aimed to find the association between urinary aflatoxin M(1) level and milk and dairy products consumption. Of 160 morning urine samples collected, aflatoxin M(1) was detected in 61.3 % samples (n = 98) [mean ± SD = 0.0234 ± 0.0177 ng/mL; range = 0-0.0747 ng/mL]. Of these positive samples, 67.3 % (n = 66) h...

journal_title：Bulletin of environmental contamination and toxicology

authors： Mohd Redzwan S,Rosita J,Mohd Sokhini AM,Nurul Aqilah AR

更新日期：2012-12-01 00:00:00

abstract：:A rapid, sensitive and reliable analytical method for thidiazuron residues in apple and soil was established. The residual levels of the pesticide in apple and soil were determined by high performance liquid chromatography (HPLC) with UV detector. Samples of apple and soil were extracted with acetonitrile-water soluti...

journal_title：Bulletin of environmental contamination and toxicology

authors： Hu JY,Hu YQ,Chen Y,Yang T

更新日期：2011-10-01 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：: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：:We performed a survey to assess the exposure to environmental tobacco smoke (ETS) in 1-year-old infants in Thailand. Of the 725 infants, it was reported that 73.3% had household smoking and 40.7% had detectable urinary cotinine. Twenty-five infants (3.4%) had urinary cotinine in the range of adult heavy smokers. The p...

journal_title：Bulletin of environmental contamination and toxicology

authors： Anuntaseree W,Mo-Suwan L,Ovatlarnporn C,Tantana C,Ma-a-Lee A

更新日期：2008-01-01 00:00:00

abstract：:Multivariate statistical techniques were employed on twelve leaf traits in four selected common tree species (Mangifera indica L., Polyalthia longifolia Sonn., Ficus benghalensis L. and Psidium guajava L.) to evaluate their responses with respect to major air pollutants in an urban area. Discriminant analysis (DA) ide...

journal_title：Bulletin of environmental contamination and toxicology

authors： Mukherjee A,Agrawal M

更新日期：2016-02-01 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：:Urea is the most frequently applied nitrogen (N) fertilizer in agriculture, while its loss is assumed triggering algal blooms in adjacent water bodies. In this context the present study assessed the growth, photosynthetic activity as well as toxin production of Microcystis aeruginosa at different urea concentrations (...

journal_title：Bulletin of environmental contamination and toxicology

authors： Huang W,Bi Y,Hu Z

更新日期：2014-05-01 00:00:00

abstract：:Acute toxicity tests revealed that, in red sea bream (Pagrus major) embryos, 24 and 48 h LC(50) values of waterborne HgCl(2) were 67.3 and 39.1 μg Hg(2+) L(-1). In larvae, 48, 72 and 96 h LC(50) values were 41.9, 36.1 and 34.8 μg Hg(2+) L(-1), respectively. Sub-chronic toxicity tests indicated that mercury concentrati...

journal_title：Bulletin of environmental contamination and toxicology

authors： Huang W,Cao L,Shan X,Lin L,Dou S

更新日期：2011-04-01 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：:Phthalate diesters are used in personal care products, plastics, and pesticides, resulting in widespread human and wildlife exposure. Phthalate diesters leach out of these products and ultimately enter biological systems where they are quickly metabolized to phthalate monoesters and glucuronides. As such, phthalate mo...

journal_title：Bulletin of environmental contamination and toxicology

authors： Bartsch PW,Edwards TM,Brock JW

更新日期：2019-08-01 00:00:00

abstract：:Selenium is a trace element necessary for the growth of organisms. Moreover, selenium supplementation can improve the immunity and fertility of the body, as well as its ability to resist oxidation, tumors, heavy metals, and pathogenic microorganisms. However, owing to the duality of selenium, excessive selenium supple...

journal_title：Bulletin of environmental contamination and toxicology

authors： Lv Q,Liang X,Nong K,Gong Z,Qin T,Qin X,Wang D,Zhu Y

更新日期：2021-01-09 00:00:00

abstract：:Concentrations of mercury in four freshwater fish species from Gandoman and Sooleghan Lagoons and Beheshtabad River were determined by cold vapor atomic absorption spectrometry. Concentrations of mercury in muscle of 90 fish ranged from 21 to 31 μg kg(-1) (mean = 26 μg kg(-1)). Statistical analysis showed no statistic...

journal_title：Bulletin of environmental contamination and toxicology

authors： Raissy M

更新日期：2013-12-01 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：:Toxicity of cadmium, copper and zinc was tested on four green algal species (Ankistrodesmus fusiformis, Chlorella ellipsoidea, Monoraphidium contortum and Scenedesmus acuminatus) isolated from a highly polluted river (Matanza-Riachuelo River, Buenos Aires, Argentina). The relative abundance of these species in river w...

journal_title：Bulletin of environmental contamination and toxicology

authors： Magdaleno A,Vélez CG,Wenzel MT,Tell G

更新日期：2014-02-01 00:00:00

abstract：:This paper presents the results of long-term post-Chernobyl investigations of 134Cs and 137Cs activity concentrations in multifloral and chestnut honey sampled in northwest Croatia. For both radionuclides, the activity concentrations peaked in May 1986, decreasing exponentially until the mid-1990 s, when they fell und...

journal_title：Bulletin of environmental contamination and toxicology

authors： Franić Z,Branica G

更新日期：2019-04-01 00:00:00

abstract：:Recent studies have documented environmental contamination by PCBs in soil from different areas in Mexico (industrial, mining, and urban sites). However, the real significance of that soil contamination has not been established. Therefore, the aim of this study was to perform a human health risk assessment (Monte Carl...

journal_title：Bulletin of environmental contamination and toxicology

authors： Pérez-Maldonado IN,Ochoa Martínez ÁC,Ruíz-Vera T,Orta-García ST,Varela-Silva JA

更新日期：2017-09-01 00:00:00

abstract：:In order to reduce health risks from residual pesticides in herbal drug products, the residue information of pesticides should be acquired. Therefore, 38 commodities (229 herbal crude drug materials) were analyzed for 44 different pesticides. Among the 229 samples (36 types of herbal crude drugs), seven imported and t...

journal_title：Bulletin of environmental contamination and toxicology

authors： Oh CH

更新日期：2007-05-01 00:00:00

abstract：:The aim of the present study is to biomonitor the tolerance level of roadside plant species towards mitigation of air pollution for the development of greenbelt. The leaves of four plant species (Azadirachta indica, Ficus benghalensis, Melia azedarach and Polyalthia longifolia) were collected from 41 sampling sites of...

journal_title：Bulletin of environmental contamination and toxicology

authors： Yadav R,Pandey P

更新日期：2020-12-01 00:00:00

abstract：:A multiresidue method was developed and optimized for the quantification of organochlorine pesticides (OCPs) in milk, egg and meat samples. Sample extraction was performed by adopting QuEChERS principle and the extracts were cleaned-up dispersive solid-phase extraction with primary secondary amine after salting out wi...

journal_title：Bulletin of environmental contamination and toxicology

authors： Selvi C,Paramasivam M,Rajathi DS,Chandrasekaran S

更新日期：2012-11-01 00:00:00