Efficient biotransformation of herbicide diuron by bacterial strain Micrococcus sp. PS-1.

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：:Bromophenol is listed as priority pollutant by U.S. EPA, however, there is no report so far on its removal in mixed pollutants system by any biological reactor operated in continuous mode. Furthermore, bromophenol along with chlorophenol and nitrophenol are usually the major constituents of paper pulp and pesticide in...

journal_title：Biodegradation

authors： Sahoo NK,Pakshirajan K,Ghosh PK

更新日期：2014-09-01 00:00:00

abstract：:The research examines the potential for bio-clogging in filter packs containing fine sand of the type typically used in extraction wells for pumping leachates containing fine particulate matter, such as cement kiln dust (CKD). Three filter media with different particle sizes were used: 1.7-4.75, 0.35-1.0, and 0.235-0....

journal_title：Biodegradation

authors： Wang Z,Banks C

更新日期：2006-10-01 00:00:00

abstract：:Forty-five fenobucarb-degrading bacteria were isolated from rice paddy soils, and their genetic and phenotypic characteristics were investigated. The isolates were able to utilize fenobucarb as a sole source of carbon and energy. Analysis of the 16S rRNA gene sequence indicated that all the isolates were related to me...

journal_title：Biodegradation

authors： Kim I,Kim DU,Kim NH,Ka JO

更新日期：2014-06-01 00:00:00

abstract：:The degradation potential of trichloroethene by the aerobic methane- and ammonia-oxidizing microorganisms naturally associated with wetland plant (Carex comosa) roots was examined in this study. In bench-scale microcosm experiments with washed (soil free) Carex comosa roots, the activity of root-associated methane- an...

journal_title：Biodegradation

authors： Powell CL,Nogaro G,Agrawal A

更新日期：2011-06-01 00:00:00

abstract：:Fungal degradation is emerging as a new powerful tool for the removal of potent neurotoxin pesticide, monocrotophos. Therefore, the present study is aimed at comparative characterization of monocrotophos degrading ability of three different fungal strains. Fungal strains were isolated from local agricultural soil by e...

journal_title：Biodegradation

authors： Jain R,Garg V,Yadav D

更新日期：2014-06-01 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：: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：: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：:Field experiments were conducted to assess the potential for anaerobic biostimulation to enhance BTEX biodegradation under fermentative methanogenic conditions in groundwater impacted by a biodiesel blend (B20, consisting of 20 % v/v biodiesel and 80 % v/v diesel). B20 (100 L) was released at each of two plots through...

journal_title：Biodegradation

authors： Ramos DT,da Silva ML,Chiaranda HS,Alvarez PJ,Corseuil HX

更新日期：2013-06-01 00:00:00

abstract：:Rubrivivax benzoatilyticus JA2 utilizes L: -tryptophan as the sole source of nitrogen for growth, and it has a doubling time of approximately 11 h (compared to 8 h with ammonium chloride). With cell free extracts in the presence of 2-oxoglutarate, indole-3-pyruvic acid, indole-3-acetaldehyde, indole-3-acetic acid, isa...

journal_title：Biodegradation

authors： Kumavath RN,Ramana ChV,Sasikala Ch

更新日期：2010-09-01 00:00:00

abstract：:In the current study, indigenous bacterial isolates Bacillus subtilis VITSUKMW1 and Escherichia coli VITSUKMW3 from a chromite mine were adapted to 100 mg L(-1) of Cr(VI). The phase contrast and scanning electron microscopic images showed increase in the length of adapted E. coli cells and chain formation in case of a...

journal_title：Biodegradation

authors： Samuel J,Paul ML,Ravishankar H,Mathur A,Saha DP,Natarajan C,Mukherjee A

更新日期：2013-11-01 00:00:00

abstract：:The potential toxicity of the s-triazine herbicide atrazine motivates continuous bioremediation-directed research. Several indigenous soil atrazine-catabolizing microbial associations and monocultures have been enriched/isolated from compromised sites. Of these, Pseudomonas sp. strain ADP has become a reference strain...

journal_title：Biodegradation

authors： Ralebits TK,Senior E,van Verseveld HW

更新日期：2002-01-01 00:00:00

abstract：:The aerobic biodegradation of National Aeronautics and Space Administration (NASA) wastewater that contains mixtures of highly concentrated methylhydrazine/hydrazine, citric acid and their reaction product was studied on a laboratory-scale fixed film trickle-bed reactor. The degrading organisms, Achromobacter sp., Rho...

journal_title：Biodegradation

authors： Nwankwoala AU,Egiebor NO,Nyavor K

更新日期：2001-01-01 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：: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：: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：: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：:Trichloroethylene (TCE) is extensively used in commercial applications, despite its risk to human health via soil and groundwater contamination. The stability of TCE, which is a useful characteristic for commercial application, makes it difficult to remove it from the environment. Numerous studies have demonstrated th...

journal_title：Biodegradation

authors： Liu J,Amemiya T,Chang Q,Qian Y,Itoh K

更新日期：2012-09-01 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：: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：: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：:The dissipation of atrazine, chlorpyrifos and iprodione in a biopurification system and changes in the microbial and some biological parameters influenced by the rhizosphere of Lolium perenne were studied in a column system packed with an organic biomixture. Three column depths were analyzed for residual pesticides, p...

journal_title：Biodegradation

authors： Diez MC,Elgueta S,Rubilar O,Tortella GR,Schalchli H,Bornhardt C,Gallardo F

更新日期：2017-12-01 00:00:00

abstract：:Fuel and lubricating oil leaks produce an oily wastewater that creates an environmental problem for industries. Dissolved air flotation (DAF) has been successfully employed for the separation of oily contaminants. Collectors constitute an auxiliary tool in the DAF process that enhances the separation efficiency by fac...

journal_title：Biodegradation

authors： Silva EJ,Silva IA,Brasileiro PPF,Correa PF,Almeida DG,Rufino RD,Luna JM,Santos VA,Sarubbo LA

更新日期：2019-08-01 00:00:00

abstract：:Species of the genus Variovorax are often isolated from nitrile or amide-containing organic compound-contaminated soil. However, there have been few biological characterizations of Variovorax and their contaminant-degrading enzymes. Previously, we reported a new soil isolate, Variovorax boronicumulans CGMCC 4969, and ...

journal_title：Biodegradation

authors： Liu ZH,Cao YM,Zhou QW,Guo K,Ge F,Hou JY,Hu SY,Yuan S,Dai YJ

更新日期：2013-11-01 00:00:00

abstract：:The anaerobic degradation of the polyesters poly-3-hydroxybutyrate (PHB) and poly-3-hydroxybutyrate-co-3-hydroxyvalerate (PHBV) was investigated with special regard to intermediate products, kinetics, and yields. During the degradation of PHBV acetate, propionate, n-butyrate, and n-valerate were detected. Additionally...

journal_title：Biodegradation

authors： Reischwitz A,Stoppok E,Buchholz K

更新日期：1997-01-01 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 widespread industrial use of organobromines which are known persistent organic pollutants has led to their accumulation in sediments and water bodies causing harm to animals and humans. While degradation of organochlorines by bacteria is well documented, information regarding degradation pathways of these recalcit...

journal_title：Biodegradation

authors： Vatsal A,Zinjarde SS,Kumar AR

更新日期：2015-04-01 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：:Rhodococcus sp. BX2 degrades bensulfuron-methyl but not butachlor, and Acinetobacter sp. LYC-1 degrades butachlor but not bensulfuron-methyl. Functional strains were constructed through protoplast fusion of Rhodococcus sp. BX2 and Acinetobacter sp. LYC-1 to generate fusants with an improved ability to simultaneously d...

journal_title：Biodegradation

authors： Feng L,Xiong M,Cheng X,Hou N,Li C

更新日期：2013-02-01 00:00:00