Pesticide dissipation and microbial community changes in a biopurification system: influence of the rhizosphere.

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：: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：:A strip of tread compound cut from a truck tire was degraded only slightly when it was used as the sole growth substrate for a strain of Nocardia. On the contrary, its degradation was markedly enhanced by addition of a strip cut from a latex glove which the organism readily utilized as a growth substrate. When a glove...

journal_title：Biodegradation

authors： Tsuchii A,Takeda K,Tokiwa Y

更新日期：1996-01-01 00:00:00

abstract：:A soil microorganism, designated as P7, was characterized and investigated for its ability to degrade polyurethane (PU). This bacterial isolate was identified as Acinetobacter gerneri on the basis of 16 s rRNA sequencing and biochemical phenotype analysis. The ability of this organism to degrade polyurethane was chara...

journal_title：Biodegradation

authors： Howard GT,Norton WN,Burks T

更新日期：2012-07-01 00:00:00

abstract：:A Gram-negative bacterium was isolated from river sediment which was able to grow with nitrilotriacetic acid as a combined carbon, nitrogen and energy source in the absence of molecular oxygen using nitrate as the terminal electron acceptor. Batch growth parameters and mass balances are reported for growth under both ...

journal_title：Biodegradation

authors： Wanner U,Kemmler J,Weilenmann HU,Egli T,el-Banna T,Auling G

更新日期：1990-01-01 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：:Heavy contamination of soil with crude oil has caused significant negative environmental impacts and presents substantial hazards to human health. To explore a highly efficient bioaugmentation strategy for these contaminations, experiments were conducted over 180 days in soil heavily contaminated with crude oil (50,00...

journal_title：Biodegradation

authors： Ma XK,Ding N,Peterson EC

更新日期：2015-06-01 00:00:00

abstract：:In biological nitrogen removal, application of the autotrophic anammox process is gaining ground worldwide. Although this field has been widely researched in last years, some aspects as the accelerating effect of putative intermediates (mainly N₂H₄ and NH₂OH) need more specific investigation. In the current study, exp...

journal_title：Biodegradation

authors： Zekker I,Kroon K,Rikmann E,Tenno T,Tomingas M,Vabamäe P,Vlaeminck SE,Tenno T

更新日期：2012-09-01 00:00:00

abstract：:The objective of the present work was to analyze the interrelationship between the aerobic degradation of BPA and readily biodegradable substrates by activated sludge (AS) in semi-continuous reactors (SCRs). AS were obtained from three SCRs fed with glucose, acetate or peptone. AS from these reactors were used as inoc...

journal_title：Biodegradation

authors： Ferro Orozco AM,Contreras EM,Zaritzky NE

更新日期：2018-12-01 00:00:00

abstract：:The effect of the presence of an alternate toxic compound (phenol) on the p-nitrophenol (PNP)-degrading activity of freely suspended and calcium alginate immobilized Nocardioides sp. NSP41 was investigated. In the single substrate experiments, when the concentration of phenol and PNP was increased to 1400 mg l(-1) and...

journal_title：Biodegradation

authors： Cho YG,Rhee SK,Lee ST

更新日期：2000-01-01 00:00:00

abstract：:Benzoyl coenzyme A reductase (BCR) catalyzes dearomatization of benzoyl coenzyme A (benzoyl-CoA), which is the central step in the anaerobic degradative pathways for a variety of aromatic compounds. This study developed a PCR method for the detection and quantification of BCR genes in bacterial strains and environment...

journal_title：Biodegradation

authors： Hosoda A,Kasai Y,Hamamura N,Takahata Y,Watanabe K

更新日期：2005-12-01 00:00:00

abstract：:The use of anaerobic processes to treat low-strength wastewater has been increasing in recent years due to their favourable performance-costs balance. For optimal results, it is necessary to identify reactor configurations that are best suited for this kind of application. This paper reports on the comparative study c...

journal_title：Biodegradation

authors： Sevilla-Espinosa S,Solórzano-Campo M,Bello-Mendoza R

更新日期：2010-09-01 00:00:00

abstract：:Monitoring programs for intrinsic bioremediation of fuel hydrocarbons require indicators that can convincingly demonstrate in situ metabolism. In this evaluation of potential indicators of in situ anaerobic alkylbenzene metabolism, laboratory and field data are reviewed for two classes of aromatic acids: (i) benzylsuc...

journal_title：Biodegradation

authors： Beller HR

更新日期：2000-01-01 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：:An elemental analysis was applied to describe the composition of the organic fraction of municipal solid waste (MSW). The initial elemental composition was constant at C5H8.5O4N0.2. The changes of the composition during the biodegradation process and the final waste composition were strictly dependent on the process c...

journal_title：Biodegradation

authors： Liwarska-Bizukojc E,Ledakowicz S

更新日期：2003-01-01 00:00:00

abstract：:Synthetic iron oxides (goethite, alpha-FeO.OH; hematite, Fe2O3; and ferrihydrite, Fe(OH)3) were used as model compounds to simulate the mineralogy of surface films on carbon steel. Dissolution of these oxides exposed to pure cultures of the metal-reducing bacterium, Shewanella putrefaciens, was followed by direct atom...

journal_title：Biodegradation

authors： Little B,Wagner P,Hart K,Ray R,Lavoie D,Nealson K,Aguilar C

更新日期：1998-01-01 00:00:00

abstract：:Metal cyanides are significant contaminants of many soils found at the site of former industrial activity. In this study we isolated bacteria capable of degrading ferric ferrocyanide and K2Ni(CN)4. One of these bacteria a Rhodococcus spp. was subsequently used to bioaugment a minimal medium broth, spiked with K2Ni(CN)...

journal_title：Biodegradation

authors： Baxter J,Cummings SP

更新日期：2006-06-01 00:00:00

abstract：:The enzymatic mechanism for the transformation of organophosphorus pesticides (OPPs) by different white-rot fungi strains was studied. With the exception of Ganoderma applanatum 8168, all strains from a collection of 17 different fungi cultures were able to deplete parathion. Three strains showing the highest activiti...

journal_title：Biodegradation

authors： Jauregui J,Valderrama B,Albores A,Vazquez-Duhalt R

更新日期：2003-12-01 00:00:00

abstract：:Microbial adhesion is an important factor that can influence biodegradation of poorly water soluble hydrocarbons such as phenanthrene. This study examined how adhesion to an oil-water interface, as mediated by 1-dodecanol, enhanced phenanthrene biodegradation by Pseudomonas fluorescens LP6a. Phenanthrene was dissolved...

journal_title：Biodegradation

authors： Abbasnezhad H,Foght JM,Gray MR

更新日期：2011-06-01 00:00:00

abstract：:We have previously shown that the filamentous fungus, Penicillium janthinellum SFU403 (SFU403) oxidizes pyrene to pyrene 1,6- and 1,8-quinones and that the level of pyrenequinones (PQs) subsequently declines suggesting that PQs are not terminal metabolites. The purpose of this study was to determine the fate of PQs in...

journal_title：Biodegradation

authors： Launen LA,Pinto LJ,Percival PW,Lam SF,Moore MM

更新日期：2000-01-01 00:00:00

abstract：:Burkholderia sp. strain AK-5 converts 4-aminophenol to maleylacetic acid via 1,2,4-trihydroxybenzene, which is unstable in vitro and non-enzymatically auto-oxidized to 2-hydroxy-1,4-benzoquinone. Crude extract of strain AK-5 retarded the auto-oxidation and reduced the substrate analogue, 2,6-dimethoxy-1,4-benzoquinone...

journal_title：Biodegradation

authors： Takenaka S,Koshiya J,Okugawa S,Takata A,Murakami S,Aoki K

更新日期：2011-02-01 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：:Anaerobic pretreated paper process water was characterized in terms of readily biodegradable, slowly biodegradable, very slowly biodegradable and inert wastewater fractions under mesophilic and thermophilic conditions. The anaerobic pretreated paper process water contained a relatively high amount of slowly biodegrada...

journal_title：Biodegradation

authors： Vogelaar JC,Klapwijk B,van Lier JB,Lettinga G

更新日期：2002-01-01 00:00:00

abstract：:Monoterpenes are important renewable resources for the perfume and flavour industry but the pathways and enzymology of their degradation by microorganisms are not well documented. Until recently the acyclic monoterpene alcohols, (+)-camphor and the isomers of limonene were the only compounds for which significant sect...

journal_title：Biodegradation

authors： Trudgill PW

更新日期：1990-01-01 00:00:00

abstract：:The white rot fungus Phanerochaete chrysosporium, which generally mineralizes substituted aromatics to CO2, transformed linear alkylbenzene sulfonate (LAS) surfactants mainly at their alkyl side chain. Degradation of LAS was evidenced by a zone of clearing on LAS-containing agar plates and colorimetric analysis of liq...

journal_title：Biodegradation

authors： Yadav JS,Lawrence DL,Nuck BA,Federle TW,Reddy CA

更新日期：2001-01-01 00:00:00

abstract：:Covalent immobilization of Aspergillus awamori NRRL 3112 was conducted onto modified polyacrylonitrile membrane with glutaraldehyde as a coupling agent. The polymer carrier was preliminarily modified in an aqueous solution of NaOH and 1,2-diaminoethane. The content of amino groups was determined to be 0.58 mgeq g(-1)....

journal_title：Biodegradation

authors： Yordanova G,Ivanova D,Godjevargova T,Krastanov A

更新日期：2009-09-01 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 effect of Cu(II) shock loads on shortcut biological nitrogen removal during a continuous-flow anoxic/aerobic process was investigated using a hybrid biofilm nitrogen removal reactor. The results demonstrated that [Formula: see text]-N removal was not affected by any Cu(II) shock loads, but TN removal was inhibited...

journal_title：Biodegradation

authors： Yin J,Xu H,Shen D,Wang K,Lin Y

更新日期：2015-06-01 00:00:00

abstract：:The DNA sequence upstream of the dhlB gene encoding the haloalkanoic acid dehalogenase of Xanthobacter autotrophicus GJ10 was determined and contained an open reading frame, designated dhlC, which encoded a protein with a significant similarity with the family of Na(+)-dependent symport proteins. The dhlC gene was sub...

journal_title：Biodegradation

authors： van der Ploeg J,Janssen DB

更新日期：1995-09-01 00:00:00

abstract：:Air-born mixed fungal and bacterial culture capable of complete degradation of ciliatine was isolated. The utilization of the natural organophosphonate proceeded in the phosphate independent manner. Enzymatic activity involved in ciliatine degradation studied in the fungal cell-free extract proved to be distinct from ...

journal_title：Biodegradation

authors： Klimek-Ochab M,Obojska A,Picco AM,Lejczak B

更新日期：2007-04-01 00:00:00