Response of microorganisms in biofilm to sulfadiazine and ciprofloxacin in drinking water distribution systems.

abstract：:The levels of 16 polycyclic aromatic hydrocarbons (PAHs) were determined in the liver, kidney, gills and muscle tissues of Persian sturgeon (Acipenser persicus; n=16), and Stellate sturgeon (Acipenser stellatus; n=7) collected from coastal waters of the South Caspian Sea from March and April 2011. The distribution and...

journal_title：Chemosphere

authors： Mashroofeh A,Bakhtiari AR,Pourkazemi M

更新日期：2015-02-01 00:00:00

abstract：:Spent catalyst bioleaching with Acidithiobacillus ferrooxidans has been widely studied and low Mo leaching has often been reported. This work describes an enhanced extraction of Mo via a two stage sequential process for the bioleaching of hydrodesulphurization spent catalyst containing Molybdenum, Nickel and, Aluminiu...

journal_title：Chemosphere

authors： Vyas S,Ting YP

更新日期：2016-10-01 00:00:00

abstract：:Struvite (MgNH4PO4⋅6H2O) precipitation is a promising method for ammonium (NH4(+)) removal from the wastewater. However, the high cost incurred with the use of magnesium and phosphate sources hinders the successful application of this method. This paper presents a novel recycling technology of struvite that is based o...

journal_title：Chemosphere

authors： Huang H,Huang L,Zhang Q,Jiang Y,Ding L

更新日期：2015-10-01 00:00:00

abstract：:A 12-month sampling program was conducted throughout a drinking water distribution system in Shenzhen and the data from 251 samples provide a comprehensive picture of the spatial and seasonal variability of 17 species disinfection by-products (DBPs) in a city with subtropical monsoon climate. The carbonaceous disinfec...

journal_title：Chemosphere

authors： Huang H,Zhu H,Gan W,Chen X,Yang X

更新日期：2017-12-01 00:00:00

abstract：:The green credentials of ionic liquids (ILs) are being challenged due to the increasing evidence of their toxicity. The hormetic effects further raised their ecological concern. However, it remained poorly studied on the time-dependent changes of the hormetic effects and the mechanisms. In this study, we investigated ...

journal_title：Chemosphere

authors： Zhang J,Liu SS,Yu ZY,Zhang J

更新日期：2013-04-01 00:00:00

abstract：:Once nanoparticles (NPs) contact with the biological fluids, the proteins immediately adsorb onto their surface, forming a layer called protein corona (PC), which bestows the biological identity on NPs. Importantly, the NPs-PC complex is the true identity of NPs in physiological environment. Based on the affinity and ...

journal_title：Chemosphere

authors： Liu N,Tang M,Ding J

更新日期：2020-04-01 00:00:00

abstract：:Pentabromocyclododecanols (PBCDOHs) are potential environmental transformation products of hexabromocyclododecanes (HBCDs). They are also potential stage one metabolites of biological HBCD transformations. Herein, we present analytical evidence that PBCDOHs are also constituents of technical HBCDs and flame-proofed po...

journal_title：Chemosphere

authors： Heeb NV,Zindel D,Schweizer WB,Lienemann P

更新日期：2012-07-01 00:00:00

abstract：:We investigated the precipitation of carbonates by Nesterenkonia halobia in a liquid medium at different concentrations of salts and incubation times. N. halobia only produced crystals at salt concentrations of 2.5%, 7.5% and 15%. At 20% salt concentration no crystal formation was observed. Calcite, aragonite and dolo...

journal_title：Chemosphere

authors： Rivadeneyra MA,Delgado G,Soriano M,Ramos-Cormenzana A,Delgado R

更新日期：2000-08-01 00:00:00

abstract：:Inhalation of PM2.5, particles with an aerodynamic diameter <2.5 μm, from sea spray after crude oil spills could present serious health concerns. The addition of dispersants to effectively spread the crude oil throughout the water column has been practiced in recent years. Here, we investigated the possibility of an i...

journal_title：Chemosphere

authors： Afshar-Mohajer N,Lam A,Dora L,Katz J,Rule AM,Koehler K

更新日期：2020-10-01 00:00:00

abstract：:Considerable research has focused on the fate of 17β-estradiol (17β-E2) given its high estrogenic potency and frequent detection in the environment; however, little is known about the fate behavior of 17α-estradiol (17α-E2) although it often dominates in some animal feces, and recently has been shown to have similar i...

journal_title：Chemosphere

authors： Mashtare ML,Green DA,Lee LS

更新日期：2013-01-01 00:00:00

abstract：:Using the USEPA methodology we estimated the probabilistic chronic risks for calves and adult cows due to pesticide exposure through oral intake of contaminated surface and ground waters in Tres Arroyos County (Argentina). Because published data on pesticide toxicity endpoints for cows are scarce, we used threshold le...

journal_title：Chemosphere

authors： Dubny S,Peluso F,Masson I,Othax N,González Castelain J

更新日期：2018-04-01 00:00:00

abstract：BACKGROUND:The relation between the levels of dioxins in human breast milk and the smoking habits of the mothers is controversial. To clarify this relationship, we analyzed data from the human milk survey in Japan. METHODS:The human milk survey has been conducted in Japan since 1997. Healthy pregnant women aged 20-39 ...

journal_title：Chemosphere

authors： Uehara R,Nakamura Y,Matsuura N,Kondo N,Tada H

更新日期：2007-06-01 00:00:00

abstract：:Aluminum-salt inactivating agents are extensively applied to the restoration of lakes polluted by internal phosphorus (hereinafter referred to as "P"). However, there is a lack of micromechanism information regarding the sediment P cycle and its interactions with aluminum salts, which has restricted the engineering ap...

journal_title：Chemosphere

authors： Wang J,Chen J,Chen Q,Yang H,Zeng Y,Yu P,Jin Z

更新日期：2019-01-01 00:00:00

abstract：:Aluminum salts are used as coagulants in water treatment; however, the exposure to residual aluminum has been associated with human brain lesions. The water-soluble Moringa oleifera lectin (WSMoL), which is extracted with distilled water and isolated by chitin chromatography, has coagulant activity and is able to redu...

journal_title：Chemosphere

authors： Freitas JHES,de Santana KV,do Nascimento ACC,de Paiva SC,de Moura MC,Coelho LCBB,de Oliveira MBM,Paiva PMG,do Nascimento AE,Napoleão TH

更新日期：2016-11-01 00:00:00

abstract：:Ambient measurements of PM2.5-bounded polycyclic aromatic hydrocarbons (PAHs), nitro-PAHs (NPAHs), and oxy-PAHs (OPAHs) were conducted during the summer in Jinan, China, an urban site, and at Tuoji island and Mt. Tai, two background locations. 3.5 h and 11.5 h sampling intervals in daytime and nighttime were utilized ...

journal_title：Chemosphere

authors： Zhang J,Yang L,Mellouki A,Chen J,Chen X,Gao Y,Jiang P,Li Y,Yu H,Wang W

更新日期：2018-10-01 00:00:00

abstract：:The national 'Shandong Peninsula Blue Economic Zone Development Plan' compels the further understanding of the distribution and potential risk of metals pollution in the east coast of China, where the rapid economic and urban development have been taken off and metal pollution has become a noticeable problem. Surface ...

journal_title：Chemosphere

authors： Huang L,Pu X,Pan JF,Wang B

更新日期：2013-11-01 00:00:00

abstract：:In this work, a novel carbon-based hydrotalcite-like compounds materials (LDO-SBCs) were prepared by coupling layered double hydroxides (LDHs) conditioning and pyrolytic carbonization, and characterized by X-ray diffraction (XRD), Thermogravimetric Analyzer (TGA), X-ray photoelectron spectroscopy (XPS) and Brunner-Emm...

journal_title：Chemosphere

authors： Zhang W,Dong T,Cheng H,Wu H,Wu C,Hu A,Wang D

更新日期：2020-12-30 00:00:00

abstract：:The waste materials utilization has attained increasing attention due to the generation of a large number of spent materials. In the current study, a practical magnetic adsorbent (Fe3O4-doped spent Fluid Catalytic Cracking catalysts, abbreviated as FCCx@(Fe)y-O) was prepared, liable to be separated. The batch experime...

journal_title：Chemosphere

authors： Yuan L,Qiu Z,Yuan L,Tariq M,Lu Y,Yang J,Li Z,Lyu S

更新日期：2019-03-01 00:00:00

abstract：:Di-(2-ethylhexyl) phthalate (DEHP) is one of the most important environmental pollutants and affects multiple pathways upon human exposure. DEHP could induce MCF-7 cell proliferation at a very low dose; however, the possible linkage between DEHP and the cell proliferation effect is still unclear. Here, we carried out ...

journal_title：Chemosphere

authors： Lu YS,Yao GX,Wang XL,Liu JX,Yu J,Qiu J,Li Y,Qian YZ,Xu YY

更新日期：2020-09-01 00:00:00

abstract：:In humans the main route of exposure to toxic metals is through the diet, and there is therefore a clear need for this source of contamination to be minimized, particularly in food of animal origin. For this purpose, the various sources of toxic metals in livestock farming (which vary depending on the production syste...

journal_title：Chemosphere

authors： López-Alonso M,Rey-Crespo F,Herrero-Latorre C,Miranda M

更新日期：2017-10-01 00:00:00

abstract：:In the present study, sorption and detoxification of malachite green (MG) dye was executed using biochar resulting after pyrolysis of agro-industrial waste at 400, 600 and 800 °C. Maximum sorption of MG dye (3000 mg/L) was observed on the sugarcane bagasse biochar (SCB) prepared at 800 °C. The interactive effects of d...

journal_title：Chemosphere

authors： Vyavahare GD,Gurav RG,Jadhav PP,Patil RR,Aware CB,Jadhav JP

更新日期：2018-03-01 00:00:00

abstract：:In recent years, microbubble and nanobubble technologies have drawn great attention due to their wide applications in many fields of science and technology, such as water treatment, biomedical engineering, and nanomaterials. In this paper, we discuss the physics, methods of generation of microbubbles (MBs) and nanobub...

journal_title：Chemosphere

authors： Agarwal A,Ng WJ,Liu Y

更新日期：2011-08-01 00:00:00

abstract：:Neonicotinoid insecticides (NEOs) have become the most widely used insecticides worldwide, and they are ubiquitous in food (i.e., fruit juices). In the present study, occurrence of seven NEOs and four metabolites (m-NEOs) in 400 fruit juice samples were investigated. NEOs and m-NEOs were frequently detected (65%-86%) ...

journal_title：Chemosphere

authors： Li D,Zhang H,Chang M,Shen K,Zhang N,Zhu K,Zhou Z,Zhang W,Wang Q,Liu X,Zhang W

更新日期：2020-12-01 00:00:00

abstract：:The logarithmic n-octanol/water partition coefficient (logK(ow)) is a very important property which concerns water-solubility, bioconcentration factor, toxicity and soil absorption coefficient of organic compounds. Quantitative structure-property relationship (QSPR) model for logK(ow) of 133 polychlorinated biphenyls ...

journal_title：Chemosphere

authors： Lü W,Chen Y,Liu M,Chen X,Hu Z

更新日期：2007-09-01 00:00:00

abstract：:Use of wastewater is known to provide nutrients for crop plants, but its potential to improve phosphorus (P) availability in semi-arid regions is poorly understood. In this study, seasonal changes in soil P availability as well as associated phyiscochemical and biochemical indicators were investigated from the wastewa...

journal_title：Chemosphere

authors： Ahmad A,Arif MS,Yasmeen T,Riaz M,Rizwan M,Shahzad SM,Ali S,Riaz MA,Sarosh M

更新日期：2020-01-01 00:00:00

abstract：:Environmental pollution from lanthanides (Ln) has been recognized as a major problem due to a grab exploitation of Ln mine in China. Exposure to Ln has been demonstrated to cause the nephrotoxicity, very little is known about the mechanism of oxidative damage to kidney in animals. In order to understand Ln-induced nep...

journal_title：Chemosphere

authors： Zhao H,Hong J,Yu X,Zhao X,Sheng L,Ze Y,Sang X,Gui S,Sun Q,Wang L,Hong F

更新日期：2013-10-01 00:00:00

abstract：:The Upper Hudson River (UHR) has been contaminated with polychlorinated biphenyls (PCBs) since the 1940s due to the manufacture of capacitors at two plants near Hudson Falls and Fort Edward, NY by General Electric (GE). Dredging of portions of the UHR was conducted from 2009 to 2015 as a partial remedy for this contam...

journal_title：Chemosphere

authors： Chitsaz M,Fennell DE,Rodenburg LA

更新日期：2020-11-01 00:00:00

abstract：:Surface waters serve as sinks for anthropogenic contaminants, including naturally occurring hormones and a variety of synthetic endocrine active substances. To investigate the presence of endocrine active contaminants in the aquatic environment in Taiwan, river water and suspended solids were analyzed by yeast assays ...

journal_title：Chemosphere

authors： Chou PH,Lin YL,Liu TC,Chen KY

更新日期：2015-11-01 00:00:00

abstract：:Carbohydrates have been widely reported in atmospheric aerosols, but have not previously been quantified in rainwater. We have identified and quantified a series of 11 specific compounds including monosaccharides (glucose, fructose, arabinose, galactose and pinitol), disaccharides (sucrose and trehalose), sugar alcoho...

journal_title：Chemosphere

authors： Mullaugh KM,Byrd JN,Avery GB Jr,Mead RN,Willey JD,Kieber RJ

更新日期：2014-07-01 00:00:00

abstract：:The unexpected incorporation of ionic Mn and Fe in the crystalline structure of titanate nanowires was accomplished when a contaminated a titanium source was used. The presence of Mn (8.1 mg L-1) and Fe (4.3 mg L-1) result in the production of a novel co-doped (Fe,Mn) titanate nanowires (TNW) material with improved op...

journal_title：Chemosphere

authors： Barrocas B,Chiavassa LD,Conceição Oliveira M,Monteiro OC

更新日期：2020-07-01 00:00:00