Assessment of the impacts of glyphosate and its commercial formulation Roundup® on the respiratory tree of the sea cucumber Holothuria forskali using a multivariate biomarker approach.

abstract：:Biosorption of heavy metals by bacterial biomass has been the subject of significant research interest in last decades due to its efficiency, relatively low cost and minimal negative effects for the surrounding environment. In this meta-analysis, the biosorption efficiencies of different bacterial strains for Cu(II), ...

journal_title：Chemosphere

authors： Fathollahi A,Khasteganan N,Coupe SJ,Newman AP

更新日期：2020-12-11 00:00:00

abstract：:Recent studies have determined that techniques, such as solid phase microextraction (SPME) fibers and Tenax beads, can predict bioaccumulation and potentially could predict toxicity for several compounds and species. Toxicity of bifenthrin was determined using two standard sediment toxicity tests with the benthic spec...

journal_title：Chemosphere

authors： Harwood AD,Landrum PF,Lydy MJ

更新日期：2013-01-01 00:00:00

abstract：:Biological carbon fixation is a feasible strategy to reduce atmospheric carbon dioxide levels (CO2). In this platform, carbonic anhydrase (CA) enzyme is employed to accelerate the sequestration of CO2. The present work explored the effect of chaperone GroELS and TrxA-tag on improving soluble expression of the recombin...

journal_title：Chemosphere

authors： Wahyu Effendi SS,Tan SI,Ting WW,Ng IS

更新日期：2020-10-18 00:00:00

abstract：:Aerobic sludge granulation is an attractive new technology for biological wastewater treatment. However, the instability of aerobic granules caused by fungal growth is still one of the main problems encountered in granular bioreactors. In this study, laboratory experiments were conducted to investigate the fate and tr...

journal_title：Chemosphere

authors： Li AJ,Zhang T,Li XY

更新日期：2010-01-01 00:00:00

abstract：:Iron oxyhydroxides (FeOOH) are common crystalline forms of iron which play an important role in catalysis through a series of reduction-oxidation reactions. In this paper, Ce substituted goethite (Ce0.1Fe0.9OOH) was prepared by isomorphous substitution method, characterized by XRD, SEM, TEM-EDS, FTIR, and used for the...

journal_title：Chemosphere

authors： Bai Z,Yang Q,Wang J

更新日期：2016-10-01 00:00:00

abstract：:Submerged macrophytes are considered the main primary producers in shallow lakes. Recently, they have experienced a decline due to increasing environmental impacts, e.g., excessive heavy metal loads. Compared to extensive studies on vegetative growth, reports on effects of heavy metals on propagule germination and rep...

journal_title：Chemosphere

authors： Cao Y,Liu H,Sun J,Liu Y,Jiang HS,Wang W,Li W

更新日期：2019-03-01 00:00:00

abstract：:The Fenton process, one of several advanced oxidation processes, describes the reaction of Fe(II) with hydrogen peroxide. Fe(II) is oxidized to Fe(III) that reacts with hydrogen peroxide to Fe(II) and again initiates the Fenton reaction. In the course of the reactions reactive species, e.g. hydroxyl radicals, are form...

journal_title：Chemosphere

authors： Fischbacher A,von Sonntag C,Schmidt TC

更新日期：2017-09-01 00:00:00

abstract：:Steady-state radiolysis experiments were performed to investigate the mechanisms of the radiolytic degradation of Acid Orange 7 (AO7) in aqueous solutions, which might be useful for the application of ionizing radiation for the remediation of azo-dye-laden wastewaters. The degradation products formed under various con...

journal_title：Chemosphere

authors： Zhang SJ,Yu HQ,Li QR

更新日期：2005-11-01 00:00:00

abstract：:The anaerobic stabilization of raw sludges of different origin was investigated. Precursors like chlorophenol and chlorobenzene isomers were added to some of the samples. The change of the PCDD/F concentrations as well as the change in the pattern of the isomers and congeners was independent of the type and amount of ...

journal_title：Chemosphere

authors： Disse G,Weber H,Hamann R,Haupt HJ

更新日期：1995-10-01 00:00:00

abstract：:Dust is a mixture of natural and anthropogenic particles originated from multiple sources, which can represent an hazard for human health. Playgrounds are a site of particularly concern, due to sand dust ingestion by toddlers and inhalation. In this study, 37 sands used in public playgrounds in the city of Barcelona w...

journal_title：Chemosphere

authors： H Valido I,Padoan E,Moreno T,Querol X,Font O,Amato F

更新日期：2018-01-01 00:00:00

abstract：:Antibiotics, an important type of environmental contamination, have attracted many researchers to the study of their removal from aqueous solutions. Adsorption technology is a fast, efficient, and economical physicochemical method that is extensively used in wastewater treatment. From original activated carbon and car...

journal_title：Chemosphere

authors： Yu F,Li Y,Han S,Ma J

更新日期：2016-06-01 00:00:00

abstract：:Graphene oxide (GO) has been evaluated for application in environmental remediation and pollution control strategies. However, the side effects caused by the interactions of GO with classical pollutants in aquatic environments are still largely unknown. In this work, the ecotoxicological effects of GO, cadmium, zinc a...

journal_title：Chemosphere

authors： Batista de Melo C,Côa F,Alves OL,Martinez DST,Barbieri E

更新日期：2019-05-01 00:00:00

abstract：:Water chlorination results in formation of a variety of organic compounds, known as chlorination by-products (CBPs), mainly trihalomethanes (THMs) and haloacetic acids (HAAs). Factors affecting their concentrations have been found to be organic matter content of water, pH, temperature, chlorine dose, contact time and ...

journal_title：Chemosphere

authors： Nikolaou AD,Golfinopoulos SK,Arhonditsis GB,Kolovoyiannis V,Lekkas TD

更新日期：2004-04-01 00:00:00

abstract：:Decabromodiphenyl ether (BDE209) and lead (Pb) are the two common contaminants at e-waste recycling sites (EWRSs). A laboratory incubation study was conducted to explore the impacts of a step and repeated BDE209-Pb exposures on accumulation and metabolism of BDE209 in earthworms Eisenia fetida for the first time. The ...

journal_title：Chemosphere

authors： Zhang W,Liang J,Li J,Lin K,Fu R

更新日期：2016-09-01 00:00:00

abstract：:Microplastics and Nitropolycyclic aromatic hydrocarbons (NPAHs) are two types of emerging pollutants that are strong potential threats to aquatic ecosystems and organisms. The adsorption of NPAHs on microplastics may explain the fate and effects of NPAHs in natural environments. In this study, the adsorption behavior ...

journal_title：Chemosphere

authors： Zhang J,Chen H,He H,Cheng X,Ma T,Hu J,Yang S,Li S,Zhang L

更新日期：2020-04-01 00:00:00

abstract：:In this study, the promoting effect of soluble organic fertilizer (SOF) on arsenic (As) release and depletion by rice plant in flooded paddy soil was investigated. The increased soil DOC with SOF incorporation displayed a significantly positive correlation with As in soil solution (r = 0.415, p < 0.01). Porewater As w...

journal_title：Chemosphere

authors： He S,Wang X,Zheng C,Yan L,Li L,Huang R,Wang H

更新日期：2020-08-01 00:00:00

abstract：:Toxicity potentials are scaling factors used in life cycle assessment (LCA) indicating their relative importance in terms of potential toxic impacts. This paper presents the results of an uncertainty assessment of toxicity potentials for 181 substances that were calculated with the global nested multi-media fate, expo...

journal_title：Chemosphere

authors： Huijbregts MA,Guinée JB,Reijnders L

更新日期：2001-07-01 00:00:00

abstract：:The Iguaçu River is one of the largest and most important rivers in the Southern of Brazil. The Upper Iguaçu Basin is responsible for water supply (80%) of the Metropolitan Region of Curitiba (MRC). After crossing a large urban region, the river is polluted by domestic and industrial sewage, but despite of that few ec...

journal_title：Chemosphere

authors： de Andrade Brito I,Garcia JRE,Salaroli AB,Figueira RCL,de Castro Martins C,Neto AC,Gusso-Choueri PK,Choueri RB,Araujo SBL,de Oliveira Ribeiro CA

更新日期：2018-10-01 00:00:00

abstract：:Various graphene-based nanoadsorbents, including graphenes, graphene oxides, reduced graphene oxides, and their nanocomposites, have been widely studied as potential adsorbents due to their unique physicochemical properties, such as structural variability, chemical strength, low density, and the possibility of large s...

journal_title：Chemosphere

authors： Kim S,Park CM,Jang M,Son A,Her N,Yu M,Snyder S,Kim DH,Yoon Y

更新日期：2018-12-01 00:00:00

abstract：:This study evaluated residual congener patterns of dioxin/furan (=PCDD/DF) related to tactical herbicides aerially sprayed over the regions of southern Vietnam through Operation Ranch Hand. The study focused on Cam Chinh (CC) commune, Quang Tri province (an area sprayed with tactical herbicides), and the Cam Phuc (CP)...

journal_title：Chemosphere

authors： Tawara K,Nishijo M,Maruzeni S,Nakagawa H,Kido T,Naganuma R,Suzuki H,Nhu DD,Hung NN,Thom le TH

更新日期：2011-08-01 00:00:00

abstract：:This study evaluates the reliability of serum measurements of 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD) and toxicity equivalence (TEQ) in individuals with no prior exposure to TCDD or dioxin-like compounds above background levels. Reliability was measured over three time-periods in the same individuals. TCDD and TEQ ...

journal_title：Chemosphere

authors： Shadel BN,Evans RG,Roberts DW

更新日期：2000-05-01 00:00:00

abstract：:Biochar has become a popular research topic in sustainable chemistry for use both in agriculture and pollution abatement. To enhance aqueous Cr(VI), Pb(II) and Cd(II) removal efficiency, high surface area (535 m2/g) byproduct Douglas fir biochar (DFBC) from commercial syn-gas production obtained by fast pyrolysis (900...

journal_title：Chemosphere

authors： Herath A,Layne CA,Perez F,Hassan EB,Pittman CU Jr,Mlsna TE

更新日期：2020-09-28 00:00:00

abstract：:Regardless of the country or region of the world, poultry eggs are one of the most important components of the human diet. Nutritional value is derived from them, but chicken eggs can be contaminated with POPs. The aim of the study was to compare the impact of different types of chicken husbandry system on bioaccumula...

journal_title：Chemosphere

authors： Pajurek M,Pietron W,Maszewski S,Mikolajczyk S,Piskorska-Pliszczynska J

更新日期：2019-05-01 00:00:00

abstract：:Recent studies have found elevated dioxin levels inside some former US military air bases in Vietnam, known as hotspots. The aim of the present study was to evaluate the association of dioxin exposure and steroid hormone in preschool children in Vietnam. In 2010, 2011, 52 primiparae mother-infant pairs in the hotspot ...

journal_title：Chemosphere

authors： Sun XL,Okamoto R,Kido T,Honma S,Manh HD,Nguyen HV,Anh LT,Phuc HD,Oanh NTP,Maruzeni S,Nakagawa H,Nakayama SF,Nhu DD,Tung DV,Tan NTM,Giang LM

更新日期：2020-02-01 00:00:00

abstract：:Solvent-extractable organic compounds in the rain and snow collected at local cities in the mountainous region in central Japan, were analyzed by GC/MS and GC. Pinonaldehyde (2,2-dimethyl-3-acetyl-cyclobutyl-ethanal), an atmospheric reaction product of alpha-pinene, was detected in the rain and snow for the first time...

journal_title：Chemosphere

authors： Satsumabayashi H,Nishizawa H,Yokouchi Y,Ueda H

更新日期：2001-11-01 00:00:00

abstract：:The complexation of Fe(II) with organic ligand results in the decrease of redox potential, and enhances the reduction ability of Fe(II). An important example is the use of Fe(II)-organic complexes to accelerate Cr(VI) reduction. Dissolved O(2) and light can potentially affect Cr(VI) reduction; however, these two facto...

journal_title：Chemosphere

authors： Tzou YM,Wang MK,Loeppert RH

更新日期：2003-06-01 00:00:00

abstract：:Glutathione is one of the major endogenous antioxidants produced by cells. In plants, glutathione is crucial for both abiotic and biotic stress resistance, and also involved in the detoxification of xenobiotics in many organisms. However, as in vivo evidences of glutathione function are still lacking so far, its roles...

journal_title：Chemosphere

authors： Yu GB,Zhang Y,Ahammed GJ,Xia XJ,Mao WH,Shi K,Zhou YH,Yu JQ

更新日期：2013-03-01 00:00:00

abstract：:Historic arsenic contamination of soils occurs throughout the world from mining, industrial and agricultural activities. In Australia, the control of cattle ticks using arsenicals from the late 19th to mid 20th century has led to some 1600 contaminated sites in northern New South Wales. The effect of aging in As-mobil...

journal_title：Chemosphere

authors： Rahman MS,Clark MW,Yee LH,Comarmond MJ,Payne TE,Kappen P,Mokhber-Shahin L

更新日期：2017-02-01 00:00:00

abstract：:Carbon isotope fractionation was observed during dechlorination of 1,2,3,4-tetrachlorodibenzo-p-dioxin (1,2,3,4-TeCDD) by a mixed culture containing Dehalococcoides ethenogenes strain 195. Fractionation was examined when 1,2,3,4-TeCDD was added as the only chlorinated compound and when 1,2,3,4-TeCDD was added with a k...

journal_title：Chemosphere

authors： Liu F,Cichocka D,Nijenhuis I,Richnow HH,Fennell DE

更新日期：2010-08-01 00:00:00

abstract：:Cyanobacterial blooms as a global environmental issue are of public health concern. In this study, we investigated the spatial (10 sites) and temporal (June, August and October) variations in: 1) their biomass based on chlorophyll-a (chl-a) concentration, 2) their toxic genotype based on gene copy ratio of mcyJ to cpc...

journal_title：Chemosphere

authors： Guan DX,Wang X,Xu H,Chen L,Li P,Ma LQ

更新日期：2018-10-01 00:00:00