Multiresidue determination of organophorous pesticides in camellia oil by matrix solid-phase dispersion followed by GC-FPD.

abstract：:The results of the Multi-Purpose Geochemical Survey in the Pearl River Delta (PRD) show that the pollution is serious. In this study, the influence of geological genesis, soil-forming process, and human activities on soil quality in PRD is analyzed, and the influence factors, genesis and spatial distributional charact...

journal_title：Bulletin of environmental contamination and toxicology

authors： Chen T,Zhao H,Wu K,Zhang Z,Jin Q,Liu S,Li L

更新日期：2020-07-17 00:00:00

abstract：:In the present paper, accumulation of zinc (Zn), iron (Fe), copper (Cu), chromium (Cr), nickel (Ni), manganese (Mn) and lead (Pb) was determined in different tissues (skin, muscles, liver, gills, kidney and brain) of rohu (Labeo rohita) collected from the River Ganga in Varanasi, India. Concentrations of Cu (except gi...

journal_title：Bulletin of environmental contamination and toxicology

authors： Vaseem H,Banerjee TK

更新日期：2013-07-01 00:00:00

abstract：:The aim of this research was to ascertain the efficacy of immobilized yeasts for the degradation of pyrene in soil. Pyrene degradation by individual yeasts and their mixtures was clearly enhanced when the yeasts were immobilized with chemical and physical entrapments, and cross-shaped beads from physical entrapment we...

journal_title：Bulletin of environmental contamination and toxicology

authors： Wang X,Gong Z,Li P,Zhang L

更新日期：2007-06-01 00:00:00

abstract：:Estrogenic activities of river water from four representative cross-sections of the Yellow River (Zhengzhou section) and their effects on reproduction and development of fish were assessed. MVLN assay showed estradiol equivalents of river water from Yiluohe, Xinmanghe, Qinhe and Huayuankou cross-sections were 1.09 ± 0...

journal_title：Bulletin of environmental contamination and toxicology

authors： Song WT,Wang ZJ

更新日期：2016-12-01 00:00:00

abstract：:The objective of the study was to evaluate the toxicity of trace elements to earthworms (Eisenia fetida) in recreational and military shooting range soils. The earthworms were exposed to soils; then mortality, growth, and reproduction endpoints were determined. In the recreational shooting range, the total Pb concentr...

journal_title：Bulletin of environmental contamination and toxicology

authors： Sujetovienė G,Česynaitė J

更新日期：2019-10-01 00:00:00

abstract：:Degradation of imidacloprid in chrysanthemi flos and cultivated soil was studied. The half-lives of imidacloprid were 3.55-5.17 days (soil), 2.10-3.98 days (fresh buds and flowers), 22.14 days (dry flowers, 5°C) and 13.08 days (dry flower, 20°C), separately. The temperature can affect imidacloprid degradation in soil ...

journal_title：Bulletin of environmental contamination and toxicology

authors： Wu J,Wei H,Xue J

更新日期：2012-05-01 00:00:00

abstract：:In this study, we investigated zinc and copper effects on acetylcholinesterase (AChE, EC. 3.1.1.7) activity and metal accumulation in tissues of native fish Leporinus obtusidens (piava). Fish were exposed to 10 and 20 % of the LC(50) that corresponded at 2.28 and 4.57 mg/L (zinc) and 0.018 and 0.038 mg/L (copper) for ...

journal_title：Bulletin of environmental contamination and toxicology

authors： Gioda CR,Loro VL,Pretto A,Salbego J,Dressler V,Flores EM

更新日期：2013-01-01 00:00:00

abstract：:The growth study and hydrocarbonoclastic potential of microorganisms isolated from aviation fuel spill sites at Inua-eyet Ikot in Ibeno, Nigeria were examined using standard microbiological methods. The results of the analysis revealed that the viable plate count of microorganisms in the polluted soil ranged from 2.2 ...

journal_title：Bulletin of environmental contamination and toxicology

authors： Etuk CU,John RC,Ekong UE,Akpan MM

更新日期：2012-10-01 00:00:00

abstract：:This is a preliminary report on total mercury (T(Hg)) in core sediments (<63 microm particle size) of Sunderban mangrove wetland, northeastern part of the Bay of Bengal, India. Cold vapor atomic absorption spectrometry (CVAAS) was used for T(Hg) determination. The concentration varies from 9.8 to 535.1 ppb (ngg(-1)). ...

journal_title：Bulletin of environmental contamination and toxicology

authors： Kwokal Z,Sarkar SK,Chatterjee M,Franciskovis-Bilinski S,Bilinski H,Bhattacharya A,Bhattacharya BD,Alam MA

更新日期：2008-07-01 00:00:00

abstract：:This study reports the first evidence of domoic acid (DA), an algal neurotoxin produced by the genus Pseudo-nitzschia, from plankton net samples collected in the Sea of Marmara in December, 2010 and February, 2011. DA concentrations of plankton net samples were analyzed by high-performance liquid chromatography (HPLC)...

journal_title：Bulletin of environmental contamination and toxicology

authors： Dursun F,Yurdun T,Ünlü S

更新日期：2016-01-01 00:00:00

abstract：:In 2011 a study was carried out analyzing the effects of road traffic on bioaccumulation of zinc and copper in selected species of dicotyledonous plants growing on adjacent grasslands. To do the research the plants were sampled from the 9-km-long Siedlce bypass, a part of the international route E-30. They were collec...

journal_title：Bulletin of environmental contamination and toxicology

authors： Malinowska E,Jankowski K,Wiśniewska-Kadżajan B,Sosnowski J,Kolczarek R,Jankowska J,Ciepiela GA

更新日期：2015-11-01 00:00:00

abstract：:Tannery effluent and soils samples were collected from 12 different sites of an agricultural area receiving treated tannery wastewater near Kanpur city (India). The samples were analyzed for heavy metals (Fe, Cr, Zn, Mn, Cu, Ni and Pb) content with a view to assess the impact of industrial wastewater on agricultural s...

journal_title：Bulletin of environmental contamination and toxicology

authors： Gupta AK,Sinha S,Basant A,Singh KP

更新日期：2007-11-01 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：: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 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：:An oral dose of 0.5 mg/kg/day malathion continuously administered for one year has been investigated to produce no change in biochemical (RChE, PChE, aspartate- and alanine aminotransferases, blood glucose, serum urea and plasma total proteins) or haematological (Hb, PCV, tRBC and tWBC) parameters and, therefore, cons...

journal_title：Bulletin of environmental contamination and toxicology

authors： Gupta RC,Paul BS

更新日期：1978-12-01 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：:Residue dynamics of thiacloprid in cabbage and soil was studied in this paper utilizing liquid chromatography with tandem mass spectrometry (LC-MS/MS). The field trial was conducted in two sites: Beijing, China and Hubei, China. Thiacloprid dissipated rapidly with the half-life 1.3-1.6 days in cabbage and 2.1-3.1 days...

journal_title：Bulletin of environmental contamination and toxicology

authors： Wang C,Guan WB,Zhang HY

更新日期：2011-10-01 00:00:00

abstract：:Perfluorooctane sulfonic acid (PFOS), as a potential endocrine disrupting chemical, is widely detected in the environment, wildlife and human. Currently few studies have documented the effects of chronic PFOS exposure on thyroid in aquatic organisms and the underlying mechanisms are largely unknown. The present study ...

journal_title：Bulletin of environmental contamination and toxicology

authors： Chen J,Zheng L,Tian L,Wang N,Lei L,Wang Y,Dong Q,Huang C,Yang D

更新日期：2018-07-01 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：: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：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：: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：:Many countries with incidence of malaria, including those surrounding Maputo Bay, use dichloro-diphenyl-trichloroethane (DDT) to reduce mosquitoes. This study is the first to estimate the human health risk associated with consumption of marine fish from Maputo Bay contaminated with DDTs. The median for ∑DDTs was 3.8 n...

journal_title：Bulletin of environmental contamination and toxicology

authors： Thompson LA,Ikenaka Y,Yohannes YB,Ichise T,Ito G,Bortey-Sam N,van Vuren JJ,Wepener V,Smit NJ,Darwish WS,Nakayama SMM,Mizukawa H,Ishizuka M

更新日期：2018-05-01 00:00:00

abstract：:Glyphosate in surface waters of southern Ontario (Canada) was studied over a 2-year period. A small percentage of samples exhibited glyphosate concentrations greater than the analytical limit of quantitation (17 microg a.e./L), and the maximum concentration of glyphosate measured was 40.8 microg/L. No samples of rough...

journal_title：Bulletin of environmental contamination and toxicology

authors： Struger J,Thompson D,Staznik B,Martin P,McDaniel T,Marvin C

更新日期：2008-04-01 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：: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：:Polyethylene tanks are commonly used by pest management professionals to mix and apply termiticides. These termiticides are susceptible to rapid photolysis and the ability of application tanks to filter sunlight has been questioned. We investigated the stability of imidacloprid (Premise 75) in aqueous solutions stored...

journal_title：Bulletin of environmental contamination and toxicology

authors： Spomer NA,Husen TJ,Kamble ST

更新日期：2009-01-01 00:00:00

abstract：:Phosphate and colloidal gas aphrons (CGAs) generated from saponin extracted from Sapindus mukorossi fruit, were evaluated for washing low levels of arsenic from an iron rich soil. Phosphate is one of the most commonly dispersed chemicals that increases arsenic mobility in soil due to their structural similarities, mak...

journal_title：Bulletin of environmental contamination and toxicology

authors： Mukhopadhyay S,Mukherjee S,Hashim MA,Sen Gupta B

更新日期：2017-03-01 00:00:00

abstract：:Potential of wastewater treatment in car industry and groundwater contamination by volatile organic compounds include perchloroethylene (PCE), trichloroethylene (TCE) and dichloromethane (DCM) near car industry was conducted in this study. Samples were collected in September through December 2011 from automobile indus...

journal_title：Bulletin of environmental contamination and toxicology

authors： Kargar M,Nadafi K,Nabizadeh R,Nasseri S,Mesdaghinia A,Mahvi AH,Alimohammadi M,Nazmara S,Rastkari N

更新日期：2013-02-01 00:00:00