Phytotreatment of soil contaminated with used lubricating oil using Hibiscus cannabinus.

abstract：:A Gram-positive, Micrococcus sp. strain PS-1 capable of utilizing phenylurea herbicide diuron as a sole carbon source at a high concentration (up to 250 ppm) was isolated from diuron storage site by selective enrichment study. The taxonomic characterization with 16S rRNA gene sequencing (1,477 bp) identified PS-1 as a...

journal_title：Biodegradation

authors： Sharma P,Chopra A,Cameotra SS,Suri CR

更新日期：2010-11-01 00:00:00

abstract：:This paper presents results on anaerobic degradation of the azo dye blue HFRL in a bench scale Upflow anaerobic sludge blanket (UASB) reactor operated at ambient temperature. The results show that the addition of yeast extract (500 mg/L) increased color removal (P < 0.05) from 62 to 93% despite the low chemical oxygen...

journal_title：Biodegradation

authors： Baêta BE,Aquino SF,Silva SQ,Rabelo CA

更新日期：2012-04-01 00:00:00

abstract：:Three pentachlorophenol (PCP) degrading bacterial strains were isolated from sediment core of pulp and paper mill effluent discharge site. The strains were continuously enriched in mineral salts medium supplemented with PCP as sole source of carbon and energy. One of the acclimated strains with relatively high PCP deg...

journal_title：Biodegradation

authors： Sharma A,Thakur IS,Dureja P

更新日期：2009-09-01 00:00:00

abstract：:The objectives of this paper are to review the wide range of kinetic models that have been introduced to describe the cometabolic oxidation of chlorinated solvents, to compare modeling approaches and associated experimental data, and to discuss knowledge gaps in the general topic of cometabolism kinetics. To begin, a ...

journal_title：Biodegradation

authors： Alvarez-Cohen L,Speitel GE Jr

更新日期：2001-01-01 00:00:00

abstract：:The natural estrogen 17beta-estradiol (E2) is a major endocrine disruptor, with adverse effects on wildlife and humans. The aim of this study was to isolate microorganisms able to effectively remove E2 from wastewater. Accordingly, five E2-degrading strains of bacteria were isolated from activated sludge collected fro...

journal_title：Biodegradation

authors： Jiang L,Yang J,Chen J

更新日期：2010-09-01 00:00:00

abstract：:A continuous-flow column study was conducted to evaluate the long-term effects of in situ biostimulation on the biodegradation of polycyclic aromatic hydrocarbons (PAHs) in soil from a manufactured gas plant site. Simulated groundwater amended with oxygen and inorganic nutrients was introduced into one column, while a...

journal_title：Biodegradation

authors： Richardson SD,Jones MD,Singleton DR,Aitken MD

更新日期：2012-07-01 00:00:00

abstract：:The increasing production of several plastics such as expanded polystyrene, widely used as packaging and building materials, has caused the release of considerable amounts of pentane employed as an expanding agent. Today many microorganisms are used to degrade hydrocarbons in order to minimize contamination caused by ...

journal_title：Biodegradation

authors： Ionata E,De Blasio P,La Cara F

更新日期：2005-02-01 00:00:00

abstract：:This study aimed at characterizing a biosurfactant from Candida utilis, and use it in the preparation of salad dressings. The biosurfactant was produced in mineral medium supplemented with 6% glucose and 6% waste frying canola oil. The crude biosurfactant was then tested for stability in different conditions of pH, sa...

journal_title：Biodegradation

authors： Campos JM,Stamford TLM,Sarubbo LA

更新日期：2019-08-01 00:00:00

abstract：:Hydroxyquinol, a common metabolite of aromatic compounds, is readily auto-oxidized to hydroxyquinone. Enzymatic activities that metabolized hydroxyquinone were observed from the cell extracts of Sphingobium chlorophenolicum ATCC 39723. An enzyme capable of transforming hydroxyquinone was partially purified, and its ac...

journal_title：Biodegradation

authors： Bohuslavek J,Chanama S,Crawford RL,Xun L

更新日期：2005-08-01 00:00:00

abstract：:The performance of an Arthrobacter viscosus culture to remove diethylketone from aqueous solutions was evaluated. The effect of initial concentration of diethylketone on the growth of the bacteria was evaluated for the range of concentration between 0 and 4.8 g/l, aiming to evaluate a possible toxicological effect. Th...

journal_title：Biodegradation

authors： Costa F,Quintelas C,Tavares T

更新日期：2012-02-01 00:00:00

abstract：:In this paper, Fourier Transform infrared spectroscopy (FTIR) along with thermogravimetric analysis together with mass spectrometry (TG-MS analysis) were employed to study the organic matter transformation attained under anaerobic digestion of slaughterhouse waste and to establish the stability of the digestates obtai...

journal_title：Biodegradation

authors： Cuetos MJ,Gómez X,Otero M,Morán A

更新日期：2010-07-01 00:00:00

abstract：:This work is focused on the evaluation of a beta-cyclodextrin polymer as a carrier medium in a fluidized bed bioreactor treating aqueous phenol as a model pollutant. The insoluble polymer support was obtained in the shape of spherical beads by crosslinking beta-cyclodextrin with epichlorohydrin. A batch of swollen pol...

journal_title：Biodegradation

authors： Sevillano X,Isasi JR,Peñas FJ

更新日期：2008-07-01 00:00:00

abstract：:Denitrifying granular sludge reactor holds better nitrogen removal efficiency than other kinds of denitrifying reactors, while this reactor commonly needs seeding anaerobic granular sludge and longer period for start-up in practice, which restricted the application of denitrifying granular sludge reactor. This study p...

journal_title：Biodegradation

authors： Chen Z,Wang X,Chen X,Chen J,Gu X

更新日期：2018-12-01 00:00:00

abstract：:Pseudomonas sp. strain WBC-3 utilizes para-nitrophenol (PNP) as a sole source of carbon, nitrogen and energy. PnpA (PNP 4-monooxygenase) and PnpB (para-benzoquinone reductase) were shown to be involved in the initial steps of PNP catabolism via hydroquinone. We demonstrated here that PnpA also catalyzed monooxygenatio...

journal_title：Biodegradation

authors： Wei M,Zhang JJ,Liu H,Zhou NY

更新日期：2010-11-01 00:00:00

abstract：:The performance of diesel oil degradation by Candida tropicalis immobilized on various conventional matrices (sodium alginate, carboxyl methyl cellulose, chitosan) and biowaste materials (wheat bran, sawdust, peanut hull powder) was investigated using the method of entrapment and physical adsorption. The yeast species...

journal_title：Biodegradation

authors： Chandran P,Das N

更新日期：2011-11-01 00:00:00

abstract：:Biological methane oxidation is carried out by methanotrophs, bacteria that utilize methane as their sole carbon and energy source. The enzyme they contain that is responsible for methane oxidation is methane monooxygenase, the most well studied being the soluble methane monooxygenase enzyme complexes from Methylococc...

journal_title：Biodegradation

authors： Murrell JC

更新日期：1994-12-01 00:00:00

abstract：:A highly enriched denitrifying mixed culture transformed o-xylene co-metabolically along with toluene by methyl group oxidation. o-Methyl benzaldehyde and o-methyl benzoic acid accumulated transiently as metabolic products of o-xylene transformation. Transformation of o-methyl benzyl alcohol and o-methyl benzaldehyde ...

journal_title：Biodegradation

authors： Jørgensen C,Nielsen B,Jensen BK,Mortensen E

更新日期：1995-06-01 00:00:00

abstract：:A novel bacterial species identified as Exiguobacterium sp. RD3 degraded the diazo dye reactive yellow 84A (50 mg l(-1)) within 48 h at static condition, at 30 degrees C and pH 7. Lower salinity conditions were found to be favorable for growth and decolorization. Enzymatic activities of an H(2)O(2) independent oxidase...

journal_title：Biodegradation

authors： Dhanve RS,Kalyani DC,Phugare SS,Jadhav JP

更新日期：2009-04-01 00:00:00

abstract：:A chitosanase and a protease were purified from the culture supernatant of Serratia sp. TKU016 with shrimp shell as the sole carbon/nitrogen source. The molecular masses of the chitosanase and protease determined by SDS-PAGE were approximately 65 and 53 kDa, respectively. The chitosanase was inhibited completely by Mn...

journal_title：Biodegradation

authors： Wang SL,Chang TJ,Liang TW

更新日期：2010-06-01 00:00:00

abstract：:The ability of bacterial cultures to degrade diethanolamine under anoxic conditions with nitrate as an electron acceptor was investigated. A mixed culture capable of anaerobic degradation of diethanolamine was obtained from river sediments by enrichment culture. From this a single bacterial strain was isolated which c...

journal_title：Biodegradation

authors： Knapp JS,Jenkey ND,Townsley CC

更新日期：1996-06-01 00:00:00

abstract：:The organophosphorous pesticide, demeton-S-methyl was transformed by Corynebacterium glutamicum in co-metabolism with more readily degradable substrates. Glucose, acetate and fructose were tested as growth substrates, and the highest demeton-S-methyl biotransformation average rate (0.78 mg l(-1) h(-1)) and maximum ins...

journal_title：Biodegradation

authors： Girbal L,Rols JL,Lindley ND

更新日期：2000-01-01 00:00:00

abstract：:The aerobic bacterial degradation of chloroaromatic compounds often involves chlorosubstituted catechols as central intermediates. They are converted to 3-oxoadipate in a series of reactions similar to that for catechol catabolism and therefore designated as modified ortho-cleavage pathway. Among the enzymes of this c...

journal_title：Biodegradation

authors： Schlömann M

更新日期：1994-12-01 00:00:00

abstract：:A three-dimensional model for the transport and reductive dechlorination of chlorinated ethenes in ground-water systems with variable redox conditions is demonstrated and applied to a pilot test for accelerated natural attenuation of trichloroethene (TCE). The rate and extent of biotransformation of TCE and chlorinate...

journal_title：Biodegradation

authors： Widdowson MA

更新日期：2004-12-01 00:00:00

abstract：:A Monte Carlo model was developed to characterize the molecular composition of polychlorinated alkane mixtures. The model is based upon a simulation of the free-radical chlorination process by which polychlorinated alkane mixtures are produced industrially from n-alkanes. In the model, the free-radical chlorination re...

journal_title：Biodegradation

authors： Jensen SR,Brown WA,Heath E,Cooper DG

更新日期：2007-12-01 00:00:00

abstract：:Performance stability is a key issue when managing anaerobic digesters. However it can be affected by external disturbances caused by micropollutants. In this study the influence of phenol on the methanization of cellulose was evaluated through batch toxicity assays. Special attention was given to the dynamics of micr...

journal_title：Biodegradation

authors： Chapleur O,Madigou C,Civade R,Rodolphe Y,Mazéas L,Bouchez T

更新日期：2016-02-01 00:00:00

abstract：:Microorganisms can reduce toxic chromate to less toxic trivalent chromium [Cr(III)]. Besides Cr(OH)(3) precipitates, some soluble organo-Cr(III) complexes are readily formed upon microbial, enzymatic, and chemical reduction of chromate. However, the biotransformation of the organo-Cr(III) complexes has not been charac...

journal_title：Biodegradation

authors： Puzon GJ,Huang Y,Dohnalkova A,Xun L

更新日期：2008-06-01 00:00:00

abstract：:Anthropogenic activities have introduced elevated levels of brominated phenols to the environment. These compounds are associated with toxic and endocrine effects, and their environmental fate is of interest. An aerobic strain Ochrobactrum sp. HI1 was isolated from soils in the vicinity of a bromophenol production pla...

journal_title：Biodegradation

authors： Golan R,Gelman F,Kuder T,Taylor AA,Ronen Z,Bernstein A

更新日期：2019-02-01 00:00:00

abstract：:Clogging of leachate collection systems within municipal solid waste landfills can result in greater potential for contaminants to breach the landfill barrier system. The primary cause of clogging is calcium carbonate (CaCO3(s)) precipitation from leachate and its accumulation within the pore space of the drainage med...

journal_title：Biodegradation

authors： VanGulck JF,Rowe RK,Rittmann BE,Cooke AJ

更新日期：2003-10-01 00:00:00

abstract：:The initial formation of biofilm and the removal performance of pollutants in biological pretreatment process for polluted raw water were limited due to the oligotrophic niche in raw water. In this study, the feasibility of using pre-inoculation biofilm formed under nutrients enhanced condition for polluted raw water ...

journal_title：Biodegradation

authors： Yang GF,Feng LJ,Guo CR,Xia T,Xu XY,Zhu L

更新日期：2017-02-01 00:00:00

abstract：:The mechanisms occurring in a photolytic circulating-bed biofilm reactor (PCBBR) treating 2,4,6-trichlorophenol (TCP) were investigated using batch experiments following three protocols: photodegradation alone (P), biodegradation alone (B), and intimately coupled photodegradation and biodegradation (P&B). Initially, t...

journal_title：Biodegradation

authors： Zhang Y,Pu X,Fang M,Zhu J,Chen L,Rittmann BE

更新日期：2012-07-01 00:00:00