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You searched for: Subject term biodegradation Remove constraint Subject term: biodegradation Subject term bacteria Remove constraint Subject term: bacteria Subject term polluted soils Remove constraint Subject term: polluted soils
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1. In vitro degradation of dicyclopentadiene by microbial consortia isolated from hydrocarbon-contaminated soil

Author:
Stehmeier, L.G.; Jack, T.R.; Voordouw, G.
Source:
Canadian journal of microbiology 1996 v.42 no.10 pp. 1051-1060
ISSN:
0008-4166
Subject:
screening; mineralization; metabolism; soil bacteria; organic compounds; bioremediation; pollutants; biodegradation; odors; polluted soils; metabolites
DOI:
10.1139/m96-135
PubMed:
8890482

2. Molecular aspects of pesticide degradation by microorganisms

Author:
Kumar, S.; Mukerji, K.G.; Lal, R.
Source:
Critical reviews in microbiology 1996 v.22 no.1 pp. 1-26
ISSN:
1040-841X
Subject:
recombinant DNA; polluted soils; soil pollution; bioremediation; genetic engineering; biodegradation; pesticides; bacteria
DOI:
10.3109/10408419609106454
PubMed:
8729958

3. Bioremediation of pentachlorophenol-contaminated soil by bioaugmentation using activated soil

Author:
Barbeau, C.; Deschenes, L.; Karamanev, D.; Comeau, Y.; Samson, R.
Source:
Applied microbiology and biotechnology 1997 v.48 no.6 pp. 745-752
ISSN:
0175-7598
Subject:
bacteria; bioaugmentation; biodegradation; biomass; bioreactors; mineralization; pentachlorophenol; polluted soils; sandy soils; slurries
Abstract:
... The use of an indigenous microbial consortium, pollutant-acclimated and attached to soil particles (activated soil), was studied as a bioaugmentation method for the aerobic biodegradation of pentachlorophenol (PCP) in a contaminated soil. A 125-1 completely mixed soil slurry (10% soil) bioreactor was used to produce the activated soil biomass. Results showed that the bioreactor was very effective ...
DOI:
10.1007/s002530051127
PubMed:
9457802

4. Effects of Triton X-100 and Quillaya Saponin on the ex situ bioremediation of a chronically polychlorobiphenyl-contaminated soil

Author:
Fava, F.; Di Gioia, D.
Source:
Applied microbiology and biotechnology 1998 v.50 no.5 pp. 623-630
ISSN:
0175-7598
Subject:
acids; bacteria; biodegradation; biomass; bioremediation; biphenyl; dechlorination; mixing; nutrients; octoxynol; polluted soils; polychlorinated biphenyls; saponins; soil microorganisms; surfactants
Abstract:
... The possibility of enhancing the ex situ bioremediation of a chronically polychlorinated biphenyl (PCB)-contaminated soil by using Triton X-100 or Quillaya Saponin, a synthetic and a biogenic surfactant, respectively, was studied. The soil, which contained about 350 mg/kg of PCBs and indigenous aerobic bacteria capable of growing on biphenyl or on monochlorobenzoic acids, was amended with inorgani ...
DOI:
10.1007/s002530051345

5. Potential for biodegradation of hydrocarbons in soil from the Ross Dependency, Antarctica

Author:
Aislabie, J.; McLeod, M.; Fraser, R.
Source:
Applied microbiology and biotechnology 1998 v.49 no.2 pp. 210-214
ISSN:
0175-7598
Subject:
bacteria; biodegradation; electrical conductivity; fuel oils; hexadecane; mineralization; naphthalene; nitrogen; nutrients; oil spills; polluted soils; soil sampling; water content; Antarctic region; Antarctica
Abstract:
... Oil spills occur in the Antarctic when fuel oils such as JP8 jet fuel are moved or stored. Hydrocarbons, both n-alkanes and aromatic compounds, have been detected in oil-contaminated soils of the Ross Dependency. In such areas hydrocarbon-degrading microbes, if naturally occurring, could be used for clean-up. Soil samples from oil-impacted and control sites were analysed for hydrocarbon-degrading ...
DOI:
10.1007/s002530051160

6. Isolation and characterization of a 2-methylphenanthrene utilizing bacterium: identification of ring cleavage metabolites

Author:
Sabate, J.; Grifoll, M.; Vinas, M.; Solanas, A.M.
Source:
Applied microbiology and biotechnology 1999 v.52 no.5 pp. 704-712
ISSN:
0175-7598
Subject:
creosote; nuclear magnetic resonance spectroscopy; energy; phenanthrenes; Sphingomonas; high performance liquid chromatography; metabolites; carbon; fuel oils; microbial biomass; biodegradation; polluted soils; bacteria
Abstract:
... A bacterial strain capable of utilizing 2-methylphenanthrene (2-MP) as its sole source of carbon and energy for growth was isolated from creosote contaminated soil. The isolate was identified as a strain of Sphingomonas sp. and was designated strain JS5. Utilization of 2-MP by strain JS5 was demonstrated by an increase in bacterial biomass concomitant with a decrease of 2-MP in liquid mineral medi ...
DOI:
10.1007/s002530051582

7. Biological degradation of selected hydrocarbons in an old PAH/creosote contaminated soil from a gas work site

Author:
Eriksson, M.; Dalhammar, G.; Borg-Karlson, A.K.
Source:
Applied microbiology and biotechnology 2000 v.53 no.5 pp. 619-626
ISSN:
0175-7598
Subject:
additives; aeration; bacteria; biodegradation; carbon dioxide production; creosote; inoculum; metabolites; microbial activity; mixing; nitrates; nitrites; nutrients; oxygen consumption; polluted soils; polycyclic aromatic hydrocarbons; slurries; solid phase microextraction; Sweden
Abstract:
... An old PAH/creosote contaminated soil (total approximately 300 microgram PAH/g soil) from a former gas work site in Stockholm, Sweden, has been treated at 20 degrees C with the addition of various nutrients and inoculated with bacteria (isolated from the soil) to enhance the degradation of selected hydrocarbons. Microcosm studies showed that the soil consisted of two contaminant fractions: one ava ...
DOI:
10.1007/s002530051667
PubMed:
10855726

8. Degradation and mineralization of high-molecular-weight polycyclic aromatic hydrocarbons by defined fungal-bacterial cocultures

Author:
Boonchan, S.; Britz, M.L.; Stanley, G.A.
Source:
Applied and environmental microbiology 2000 v.66 no.3 pp. 1007-1019
ISSN:
0099-2240
Subject:
Penicillium janthinellum; Stenotrophomonas maltophilia; anthracenes; bacteria; benzo(a)pyrene; biodegradation; carbon; carbon dioxide; coculture; energy; fungi; high performance liquid chromatography; inoculum; liquids; microbial growth; mineralization; mutagenicity; organic soils; polluted soils; salts; soil amendments
Abstract:
... This study investigated the biodegradation of high-molecular-weight polycyclic aromatic hydrocarbons (PAHs) in liquid media and soil by bacteria (Stenotrophomonas maltophilia VUN 10,010 and bacterial consortium VUN 10,009) and a fungus (Penicillium janthinellum VUO 10,201) that were isolated from separate creosote- and manufactured-gas plant-contaminated soils. The bacteria could use pyrene as the ...
DOI:
10.1128/AEM.66.3.1007-1019.2000
PubMed:
10698765
PubMed Central:
PMC91936

9. Development of catechol 2,3-dioxygenase-specific primers for monitoring bioremediation by competive quantitative PCR

Author:
Mesarch, M.B.; Nakatsu, C.H.; Nies, L.
Source:
Applied and environmental microbiology 2000 v.66 no.2 pp. 678-683
ISSN:
0099-2240
Subject:
DNA; bacteria; benzene; biodegradation; bioremediation; biphenyl; catechol; detection limit; enzymes; genes; hybridization; monitoring; naphthalene; phenol; polluted soils; quantitative polymerase chain reaction; soil pollution; toluene; xylene
Abstract:
... Benzene, toluene, xylenes, phenol, naphthalene, and biphenyl are among a group of compounds that have at least one reported pathway for biodegradation involving catechol 2,3-dioxygenase enzymes. Thus, detection of the corresponding catechol 2,3-dioxygenase genes can serve as a basis for identifying and quantifying bacteria that have these catabolic abilities. Primers that can successfully amplify ...
DOI:
10.1128/AEM.66.2.678-683.2000
PubMed:
10653735
PubMed Central:
PMC91880

10. Role of the reactor configuration in the biological detoxification of a dump site-polychlorobiphenyl-contaminated soil in lab-scale slurry phase conditions

Author:
Fava, F.; Di Gioia, D.; Marchetti, L.
Source:
Applied microbiology and biotechnology 2000 v.53 no.2 pp. 243-248
ISSN:
0175-7598
Subject:
Collembola; Lepidium sativum; bacteria; biodegradation; biphenyl; coculture; containers; germination; mortality; polluted soils; polychlorinated biphenyls; slurries; soil treatment
Abstract:
... The biotreatability of a xenobiotic contaminated soil is frequently determined through a bioslurry treatment usually performed in lab-scale shaken baffled flasks. In this study, a 3-l unconventional stirred tank reactor was developed and tested in the slurry-phase treatment of a soil heavily contaminated by polychlorobiphenyls (PCBs) derived from an Italian dump site, in the absence and in the pre ...
DOI:
10.1007/s002530050015
PubMed:
10709989

11. Evaluation of two bacterial delivery systems for in-situ remediation of PAH contaminated sediments

Author:
Don C. Haddox; Teresa J. Cutright
Source:
Journal of soils and sediments 2003 v.3 no.1 pp. 41-48
ISSN:
1439-0108
Subject:
Pseudomonas aeruginosa; bacteria; biodegradation; biofilm; byproducts; dredging; heavy metals; inoculum; microbial activity; molecular weight; monitoring; pH; polluted soils; polychlorinated biphenyls; polycyclic aromatic hydrocarbons; remediation; river water; rivers; sediment contamination; sediments; stream channels; water pollution; xenobiotics
Abstract:
... INTENTION, GOAL AND BACKGROUND: Contaminated sediments represent a significant, worldwide environmental problem since they contain a mixture of different xenobiotics and heavy metals. The presence of mixed contamination presents a unique set of obstacles for remediation efforts. Often sediment remediation occurs as an ex-situ application (i.e., after dredging) in an attempt to minimize some of the ...
DOI:
10.1007/BF02989468

12. Isolation and Characterization of Polycyclic Aromatic Hydrocarbon–Degrading Mycobacterium Isolates from Soil

Author:
C.D. Miller; K. Hall; Y.N. Liang; K. Nieman; D. Sorensen; B. Issa; A.J. Anderson; R.C. Sims
Source:
Microbial ecology 2004 v.48 no.2 pp. 230-238
ISSN:
0095-3628
Subject:
Mycobacterium vanbaalenii; bacteria; biodegradation; bioremediation; carcinogenicity; catalase; creosote; electron microscopy; genes; isozymes; mutagenicity; new species; phylogeny; polluted soils; polycyclic aromatic hydrocarbons; ribosomal DNA; superoxide dismutase; wood; wood preservatives; Montana
Abstract:
... Bioremediation of soils contaminated with wood preservatives containing polycyclic aromatic hydrocarbons (PAHs) is desired because of their toxic, mutagenic, and carcinogenic properties. Creosote wood preservative–contaminated soils at the Champion International Superfund Site in Libby, Montana currently undergo bioremediation in a prepared-bed land treatment unit (LTU) process. Microbes isolated ...
DOI:
10.1007/s00248-003-1044-5

13. Biostimulation and bioaugmentation enhances aerobic biodegradation of dichloroethenes

Author:
Olaniran, A.O.; Pillay, D.; Pillay, B.
Source:
Chemosphere 2006 v.63 no.4 pp. 600-608
ISSN:
0045-6535
Subject:
chlorinated hydrocarbons; biodegradation; soil microorganisms; bioremediation; bacteria; soil pollution; polluted soils; clay soils; loam soils; wastewater; sandy soils; South Africa
DOI:
10.1016/j.chemosphere.2005.08.027
PubMed:
16213559

14. Comparison of microbial pyrene and benzo[a]pyrene mineralization in liquid medium, soil slurry, and soil

Author:
Derz, K.; Schmidt, B.; Schwiening, S.; Schuphan, I.
Source:
Journal of environmental science and health 2006 v.41 no.5 pp. 471-484
ISSN:
0360-1234
Subject:
pyrene (hydrocarbon); mineralization; sandy soils; soil pollution; slurries; radiolabeling; carbon; biodegradation; benzopyrenes; polluted soils; bacteria
DOI:
10.1080/03601230600701619
PubMed:
16785161

15. Enhanced biodegradation of diesel oil by a newly identified Rhodococcus baikonurensis EN3 in the presence of mycolic acid

Author:
Lee, M.; Kim, M.K.; Singleton, I.; Goodfellow, M.; Lee, S.-T.
Source:
Journal of applied microbiology 2006 v.100 no.2 pp. 325-333
ISSN:
1364-5072
Subject:
bacteria; biodegradation; bioremediation; carbon; diesel fuel; energy; genes; industry; oil spills; oils; polluted soils; ribosomal RNA; surfactants
Abstract:
... The aim of the present study was to isolate and characterize a bacterium, strain EN3, capable of using diesel oil as a major carbon and energy source, and to analyse the enhancement of diesel oil degradation by this organism using synthetic mycolic acid (2-hexyl-3-hydroxyldecanoic acid). An actinomycete with the ability to degrade diesel oil was isolated from oil contaminated soil and characterize ...
DOI:
10.1111/j.1365-2672.2005.02756.x

16. A novel pathway for the biodegradation of γ-hexachlorocyclohexane by a Xanthomonas sp. strain ICH12

Author:
Manickam, N.; Misra, R.; Mayilraj, S.
Source:
Journal of applied microbiology 2007 v.102 no.6 pp. 1468-1478
ISSN:
1364-5072
Subject:
HCH (pesticide); Sphingomonas paucimobilis; Xanthomonas; bacteria; biodegradation; bioremediation; carbon; dechlorination; energy; gas chromatography-mass spectrometry; genes; hybridization; lindane; metabolites; nucleotide sequences; pollutants; polluted soils; ribosomal RNA
Abstract:
... To isolate γ-hexachlorocyclohexane (HCH)-degrading bacteria from contaminated soil and characterize the metabolites formed and the genes involved in the degradation pathway. A bacterial strain Xanthomonas sp. ICH12, capable of biodegrading γ- HCH was isolated from HCH-contaminated soil. DNA-colony hybridization method was employed to detect bacterial populations containing specific gene sequences ...
DOI:
10.1111/j.1365-2672.2006.03209.x

17. Utilization of monocyclic aromatic hydrocarbons individually and in mixture by bacteria isolated from petroleum-contaminated soil

Author:
Płaza, Grażyna A.; Wypych, Jacek; Berry, Christopher; Brigmon, Robin L.
Source:
World journal of microbiology & biotechnology 2007 v.23 no.4 pp. 533-542
ISSN:
0959-3993
Subject:
Achromobacter piechaudii; BTEX (benzene, toluene, ethylbenzene, xylene); Ralstonia; bacteria; benzene; biodegradation; bioremediation; biosurfactants; ethylbenzene; fatty acid methyl esters; fatty acids; petroleum; polluted soils; pollution; polymerase chain reaction; toluene; xylene
Abstract:
... The fate of benzene, ethylbenzene, toluene, xylenes (BTEX) compounds through biodegradation was investigated using two different bacteria, Ralstonia picketti (BP-20) and Alcaligenes piechaudii (CZOR L-1B). These bacteria were isolated from extremely polluted soils contaminated with petroleum hydrocarbons. PCR and Fatty Acid Methyl Ester (FAME) were used to identify the isolates. In this study, BTE ...
DOI:
10.1007/s11274-006-9256-8

18. Biodegradation of lindane, methyl parathion and carbofuran by various enriched bacterial isolates

Author:
Krishna, K.R.; Philip, L.
Source:
Journal of environmental science and health 2008 v.43 no.2 pp. 157-171
ISSN:
0360-1234
Subject:
metabolism; lindane; parathion-methyl; anaerobic conditions; aerobic conditions; soil bacteria; carbofuran; bioremediation; metabolites; carbon; enrichment culture; biodegradation; endosulfan; microbial activity; polluted soils; India
DOI:
10.1080/03601230701795155
PubMed:
18246508

19. Hydrocarbon degradation potential and activity of endophytic bacteria associated with prairie plants

Author:
Phillips, Lori A.; Germida, James J.; Farrell, Richard E.; Greer, Charles W.
Source:
Soil biology & biochemistry 2008 v.40 no.12 pp. 3054-3064
ISSN:
0038-0717
Subject:
endophytes; petroleum; rhizosphere; ribosomal RNA; polycyclic aromatic hydrocarbons; prairies; polymerase chain reaction; Lolium perenne; Brevundimonas; phytoremediation; biodegradation; Pseudomonas rhodesiae; genetic variation; microbial activity; polluted soils; bacteria; Saskatchewan
Abstract:
... Phytoremediation systems for organic compounds such as petroleum hydrocarbons rely on a synergistic relationship between plants and their root-associated microbial communities. To determine the probable role of endophytic bacterial communities in these systems, this study examined both rhizosphere and endophytic communities of five different plant species at a long-term phytoremediation field site ...
DOI:
10.1016/j.soilbio.2008.09.006

20. Identification and degradation characterization of hexachlorobutadiene degrading strain Serratia marcescens HL1

Author:
Li, M.T.; Hao, L.L.; Sheng, L.X.; Xu, J.B.
Source:
Bioresource technology 2008 v.99 no.15 pp. 6878-6884
ISSN:
0960-8524
Subject:
Serratia marcescens; activated sludge; aerobic conditions; bacteria; biodegradation; bioremediation; carbon; chlorides; energy; enrichment culture; ions; nucleotide sequences; pH; petrochemicals; phylogeny; polluted soils; ribosomal DNA; temperature; tetrachloroethylene; trichloroethylene; vinyl chloride; wastewater treatment
Abstract:
... A bacterium (strain HL1) capable of growing with hexachlorobutadiene (HCBD) as sole carbon and energy sources was isolated from a mixture of soil contaminated with HCBD and activated sludge obtained from petrochemical plant wastewater treatment plant by using enrichment culture. Biochemical characteristics and phylogenetic analysis based on 16S rDNA sequence indicate that strain HL1 clearly belong ...
DOI:
10.1016/j.biortech.2008.01.048