Water, sediments and fishes: First multi compartment assessment of metal pollution in a coastal environment from the SW Atlantic.

abstract：:The incubation of the model pollutant [U-14C]'-4-fluorobiphenyl (4FBP) in soil, in the presence and absence of biphenyl (a co-substrate), was carried out in order to study the qualitative disposition and fate of the compound using 14C-HPLC and 19F NMR spectroscopy. Components accounted for using the radiolabel were vo...

journal_title：Chemosphere

authors： Green NA,Meharg AA,Till C,Troke J,Nicholson JK

更新日期：1999-02-01 00:00:00

abstract：:Three existing models and one newly developed model for the prediction of ready biodegradability of organic compounds are evaluated by comparing the descriptors they use, and the consistency of the models when applied to the set of High Production Volume Chemicals (HPVC) in the European Union. Linear regression models...

journal_title：Chemosphere

authors： Rorije E,Loonen H,Müller M,Klopman G,Peijnenburg WJ

更新日期：1999-03-01 00:00:00

abstract：:The factors affecting the ability of a bacterial species to degrade different amounts of toluene (8.5 to 217 mg/g) sorbed to granular activated carbon (GAC), in an aqueous solution of mineral salts, were investigated. After 144 days the amounts of toluene remaining on one type of GAC ranged from 7.5 to 9.5 mg/g, and t...

journal_title：Chemosphere

authors： Roch F,Védy JC

更新日期：1999-04-01 00:00:00

abstract：:In the present study, the toxic effects of 2,4-dinitrotoluene (2,4-DNT), 2,6-dinitrotoluene (2,6-DNT) and a selection of their respective metabolites were examined and compared to 2,4,6-trinitrotoluene (TNT) using the 15-min Microtox (Vibrio fischen) and 96-h freshwater green alga (Selenastrum capricomutum) growth inh...

journal_title：Chemosphere

authors： Dodard SG,Renoux AY,Hawari J,Ampleman G,Thiboutot S,Sunahara GI

更新日期：1999-04-01 00:00:00

abstract：:The ratio of the concentration of the oxidation product anthraquinone to that of its parent polycyclic aromatic hydrocarbon anthracene is reported for several coastal marine sediments. The ratio ranges from 0.317 in a highly contaminated industrialized harbor to 2.81 in a remote, less contaminated site. We hypothesize...

journal_title：Chemosphere

authors： McKinney RA,Pruell RJ,Burgess RM

更新日期：1999-04-01 00:00:00

abstract：:Feasibility of two different extraction methods involving solid-liquid extraction and Soxhlet extraction, previously used for the determination of lipid contents and PCB levels on powdered full-fat milk, are now examined for simultaneous PCDD/F analysis. The results of this study are consistent with those found for PC...

journal_title：Chemosphere

authors： Ramos L,Eljarrat E,Hernández LM,Rivera J,González MJ

更新日期：1999-05-01 00:00:00

abstract：:Dab (Limanda limanda) and plaice (Pleuronectes platessa) were collected at five stations near to the site of the Sea Empress oil spill within two weeks of the incident and a further fourteen stations three months after the spillage. Ethoxyresorufin-O-deethylase (EROD) activity was determined in the livers of the speci...

journal_title：Chemosphere

authors： Kirby MF,Neall P,Tylor T

更新日期：1999-05-01 00:00:00

abstract：:A new cell immobilization method based on the replacement of KCl by KCl + chitosan as gelling agent was developed. The results showed that through addition of chitosan into gelling agent, the mechanical strength and thermal stability of the carrageenan gel were greatly improved. The new immobilization method was used ...

journal_title：Chemosphere

authors： Wang J,Qian Y

更新日期：1999-06-01 00:00:00

abstract：:The effect of different concentrations of the anionic surfactant sodium dodecyl sulfate (SDS) on biodegradation of diesel oil was assessed during 32 days at 10 degrees C, under simulated environmental conditions, in liquid culture and in an alpine soil. Low SDS concentrations (50-100 mg l-1) significantly enhanced oil...

journal_title：Chemosphere

authors： Margesin R,Schinner F

更新日期：1999-06-01 00:00:00

abstract：:Vehicle exhaust particles from gasoline and diesel engine cars were analyzed for PCDDs and PCDFs. The congener patterns of PCDDs and PCDFs in exhaust particles were different between gasoline and diesel engine cars. Suspended particulate matter from electrostatic precipitator connected to a highway tunnel was also ana...

journal_title：Chemosphere

authors： Miyabara Y,Hashimoto S,Sagai M,Morita M

更新日期：1999-07-01 00:00:00

abstract：:Current test guidelines for assessing 'inherent' (potential) biodegradability were designed for water-soluble, organic compounds of low volatility and are unsuitable for most oil products. It was against this background, that CONCAWE (the oil companies' European organisation for environment, health and safety) formed ...

journal_title：Chemosphere

authors： Battersby NS,Ciccognani D,Evans MR,King D,Painter HA,Peterson DR,Starkey M

更新日期：1999-06-01 00:00:00

abstract：:A digestive tract mass balance was performed on six men with high body burdens of polychlorinated dibenzo-p-dioxins and dibenzofurans (PCDD/Fs). Intake via food was measured by analyzing duplicate portions of the food consumed by the volunteers and excretion via feces was determined by quantitative collection and anal...

journal_title：Chemosphere

authors： Rohde S,Moser GA,Päpke O,McLachlan MS

更新日期：1999-06-01 00:00:00

abstract：:Human milk from residents of northern Canada (Keewatin) was compared to that in national surveys of southern Canada with respect to residues of toxaphene, PCBs, PCDD/PCDFs, chlordane, and several other persistent organic compounds. Concentrations of toxaphene were approximately ten-fold higher in specimens from Keewat...

journal_title：Chemosphere

authors： Newsome WH,Ryan JJ

更新日期：1999-08-01 00:00:00

abstract：:Thirty organic compounds were selected to investigate their chloroform formation characteristics during chlorination with sodium hypochlorite at pH-values 7.0 and 8.0. These experiments were conducted under conditions similar to those applied on the chlorination of raw water. The results indicated that the chloroform ...

journal_title：Chemosphere

authors： Chaidou CI,Georgakilas VI,Stalikas C,Saraçi M,Lahaniatis ES

更新日期：1999-08-01 00:00:00

abstract：:A good quality control/quality assurance programme should be implemented in all environmental or health related studies on mercury and its organic compounds, particularly, for monomethylmercury (MeHg) which is the most toxic mercury compound. This can be achieved initially by analysing suitable certified reference mat...

journal_title：Chemosphere

authors： Horvat M

更新日期：1999-09-01 00:00:00

abstract：:The organochlorine insecticide lindane is a widely distributed environmental pollutant belonging to the growing family of endocrine disrupting chemicals (EDCs). Lindane intercalates into the sperm membrane and alters the molecular dynamics of the bilayer. In the present paper, preliminary data are reported showing tha...

journal_title：Chemosphere

authors： Silvestroni L,Palleschi S

更新日期：1999-10-01 00:00:00

abstract：:A new isolation procedure for the determination of nitrogen/phosphorous containing pesticides and organochlorine pesticides in water was tested, and statistical evaluation of the recoveries was performed. The procedure, designed specifically for the analysis of semi-volatile compounds in water containing Suspended Par...

journal_title：Chemosphere

authors： Wolska L,Wiergowski M,Galer K,Górecki T,Namieśnik J

更新日期：1999-10-01 00:00:00

abstract：:The purpose of this study was to identify firstly the extent of contamination both of the aquatic biota and of sediments and secondly any regional differences in the concentrations of these compounds. In 1996, polychlorinated biphenyls (PCBs, including their coplanar congeners) were measured in 58 eel and 50 sediment ...

journal_title：Chemosphere

authors： Fromme H,Otto T,Pilz K,Neugebauer F

更新日期：1999-10-01 00:00:00

abstract：:The distribution between the aqueous and solid phase of 17 beta-estradiol in the ng-range in waste water was investigated by spiking experiments with a radio-labeled hormone. The distribution was measured by liquid scintillation counting. The major part of 17 beta-estradiol remained in the aqueous phase and did not ad...

journal_title：Chemosphere

authors： Fürhacker M,Breithofer A,Jungbauer A

更新日期：1999-11-01 00:00:00

abstract：:Polybrominated diphenyl ethers (PBDEs) were detected in 13 human adipose tissue samples from Spain, 3 women and 10 men. Tetra-, penta- and hexabrominated diphenyl ethers were determined at ng/g lipid (ppb) level in all the samples. The average TeBDE level was 1.36 ng/g, the average PeBDE was 0.93 ng/g and the HxBDE 1....

journal_title：Chemosphere

authors： Meneses M,Wingfors H,Schuhmacher M,Domingo JL,Lindström G,Van Bavel B

更新日期：1999-12-01 00:00:00

abstract：:The reduction of organic contaminants in sewage sludge is of great importance for a further sludge disposal or agricultural utilization. Laboratory scale batch experiments were performed to assess the potential use of the aerobic thermophilic treatment technique to reduce the concentration of difficult to degrade orga...

journal_title：Chemosphere

authors： Banat FA,Prechtl S,Bischof F

更新日期：1999-11-01 00:00:00

abstract：:The levels of three toxaphene indicator compounds were determined in individual lots of herring, redfish, Greenland halibut and farmed salmon. Concentration levels of the three marine fish species were characterised by a right-skewed frequency distribution whereas residue concentrations in farmed salmon were normally ...

journal_title：Chemosphere

authors： Karl H,Khandker S,Alder L

更新日期：1999-12-01 00:00:00

abstract：:This study presents a pharmacokinetic modeling of inorganic arsenic disposition in human body for short-term oral exposures. Effort on the development of the model is directed toward the prediction of the kinetic behavior of inorganic arsenic and its metabolites in the body. The current model considers the 4 circulati...

journal_title：Chemosphere

authors： Yu D

更新日期：1999-12-01 00:00:00

abstract：:Bisphenol A (BPA) (CAS 80-05-7) was analyzed in receiving waters upstream and downstream of US manufacturers (1996 and 1997) and processors (1997) during seasonal low flow periods. BPA was not detected (< 1 microgram/l) in any surface water sample in 1996 or at six of seven sites in 1997. Concentrations near the seven...

journal_title：Chemosphere

authors： Staples CA,Dorn PB,Klecka GM,O'Block ST,Branson DR,Harris LR

更新日期：2000-03-01 00:00:00

abstract：:Nicotinamide adenine dinucleotide (NADH) reduces a variety of azo dyes by four electrons to generate the corresponding aromatic amines. This reduction is pH-dependent and increases with decreasing pH. Reduction of 4-(4'-sulfophenylazo)-phenol and 2-(4'-sulfophenylazo)-phenol, specifically substituted with methyl, meth...

journal_title：Chemosphere

authors： Nam S,Renganathan V

更新日期：2000-02-01 00:00:00

abstract：:This work reports a preliminary study of semiconductor-assisted photochemical degradation of lignin, Remazol Brilliant Blue R and Kraft E1 paper effluent by using ZnO and Ag-doped ZnO photocatalysts. The doped semiconductor was prepared in the reaction media by photoreduction of silver nitrate. With the use of 100 mg ...

journal_title：Chemosphere

authors： Gouvêa CA,Wypych F,Moraes SG,Durán N,Peralta-Zamora P

更新日期：2000-02-01 00:00:00

abstract：:Traces of parent polycyclic aromatic hydrocarbons (PAH) in fish whole gall bladders and livers from the Natural Reserve of Camargue were determined from three different species: cels, goldfishes and catfishes by capillary gas chromatography-mass spectrometry (GC/MS) after Soxhlet extraction and florisil column cleanup...

journal_title：Chemosphere

authors： Pointet K,Milliet A

更新日期：2000-02-01 00:00:00

abstract：:The formation of the 17 toxic 2,3,7,8-substituted PCDDs and PCDFs during combustion of selected chemicals were measured by high-resolution GC/MS. The 16 chemicals studied were commonly used chlorinated pesticides, industrial chemicals, and PVC. In a series of experiments carried out in a DIN 53,436 furnace, 2.5 g of t...

journal_title：Chemosphere

authors： Vikelsøe J,Johansen E

更新日期：2000-01-01 00:00:00

abstract：:A study was conducted to determine PAH concentrations in the rhizosphere of plants grown in soil containing phenanthrene or pyrene. The rhizosphere of tall fescue and wheat grown in sterile soil contained 4-5-fold higher pyrene concentrations than unplanted soil. The rhizosphere of several plant species grown in non-s...

journal_title：Chemosphere

authors： Liste HH,Alexander M

更新日期：2000-01-01 00:00:00

abstract：:A selection of 30 strains of micromycetes known as good degraders of polychlorinated aromatic compounds, mostly isolated from soil and belonging to various taxonomic groups, have been investigated to degrade fluorene. Toxicity assays, first evaluated on solid media, have shown high growth inhibition at concentrations ...

journal_title：Chemosphere

authors： Garon D,Krivobok S,Seigle-Murandi F

更新日期：2000-01-01 00:00:00