Phillip M Fedorak

Summary

Affiliation: University of Alberta
Country: Canada

Publications

  1. ncbi request reprint Methanogenic potential of tailings samples from oil sands extraction plants
    Phillip M Fedorak
    Department of Biological Sciences, University of Alberta, Edmonton, Canada
    Can J Microbiol 48:21-33. 2002
  2. doi request reprint Storage of oil field-produced waters alters their chemical and microbiological characteristics
    Jordan C Hulecki
    Department of Biological Sciences, University of Alberta, Edmonton, AB, Canada
    J Ind Microbiol Biotechnol 37:471-81. 2010
  3. doi request reprint Sulfide persistence in oil field waters amended with nitrate and acetate
    Jordan C Hulecki
    Department of Biological Sciences, University of Alberta, Edmonton, AB, Canada
    J Ind Microbiol Biotechnol 36:1499-511. 2009
  4. ncbi request reprint Metabolism of BTEX and naphtha compounds to methane in oil sands tailings
    Tariq Siddique
    Department of Biological Sciences, University of Alberta, Edmonton, AB T6G 2E9, Canada
    Environ Sci Technol 41:2350-6. 2007
  5. ncbi request reprint Applying a most probable number method for enumerating planktonic, dissimilatory, ammonium-producing, nitrate-reducing bacteria in oil field waters
    Ruth E Eckford
    Department of Biological Sciences, University of Alberta, Edmonton, Canada
    Can J Microbiol 51:725-9. 2005
  6. doi request reprint A first approximation kinetic model to predict methane generation from an oil sands tailings settling basin
    Tariq Siddique
    Department of Biological Sciences, University of Alberta, Edmonton, AB, Canada
    Chemosphere 72:1573-80. 2008
  7. doi request reprint Comparison of GC-MS and FTIR methods for quantifying naphthenic acids in water samples
    Angela C Scott
    Department of Biological Sciences, University of Alberta, Edmonton, Alberta, Canada T6G 2E9
    Chemosphere 73:1258-64. 2008
  8. doi request reprint Ozonation of oil sands process-affected water accelerates microbial bioremediation
    Jonathan W Martin
    Division of Analytical and Environmental Toxicology, Department of Biological Sciences, Food and Nutritional Science, University of Alberta, Edmonton, Alberta, Canada
    Environ Sci Technol 44:8350-6. 2010
  9. doi request reprint Distribution of naphthenic acids in tissues of laboratory-exposed fish and in wild fishes from near the Athabasca oil sands in Alberta, Canada
    Rozlyn F Young
    Department of Biological Sciences, University of Alberta, Edmonton, AB, Canada T6G 2E9
    Ecotoxicol Environ Saf 74:889-96. 2011
  10. ncbi request reprint Aerobic biodegradation of two commercial naphthenic acids preparations
    Joyce S Clemente
    Department of Biological Sciences, University of Alberta, Edmonton, Alberta, T6G 2E9 Canada
    Environ Sci Technol 38:1009-16. 2004

Collaborators

  • Jonathan W Martin
  • Wendy V Wismer
  • Tariq Siddique
  • Nan Wang
  • Ania C Ulrich
  • Mohamed Gamal El-Din
  • Mahmoud Bataineh
  • Jan T Andersson
  • Thaer Barri
  • Rozlyn F Young
  • Angela C Scott
  • Joyce S Clemente
  • Michael D MacKinnon
  • Julia M Foght
  • Jordan C Hulecki
  • Murray R Gray
  • Brenda Barona
  • Xiumei Han
  • Ruth E Eckford
  • Lisa D Brown
  • Leonidas A Perez-Estrada
  • Raji Kumaraswamy
  • Kristyn Edge
  • David M Grewer
  • Randy M Whittal
  • Oxana V Biryukova
  • Mireya Merlin
  • Kathlyn M Kirkwood
  • Melissa E Haveroen
  • Nadeesha L Fernando
  • Jonathan D Van Hamme
  • Tin Wing Yen
  • Myrna J Salloum
  • Fervone M Holowenko
  • Leonidas Pérez-Estrada
  • Mohamed Gamal El-Din
  • Sara Ebert
  • Lorelei Martínez Michel
  • Przemysław Drzewicz
  • Warren Zubot
  • Daniel W Smith
  • Selma E Guigard
  • Sylvie A Quideau
  • Stephanie M Cheng
  • William P Marsh
  • Heather D Dettman
  • N G N Prasad
  • Marvin J Dudas

Detail Information

Publications36

  1. ncbi request reprint Methanogenic potential of tailings samples from oil sands extraction plants
    Phillip M Fedorak
    Department of Biological Sciences, University of Alberta, Edmonton, Canada
    Can J Microbiol 48:21-33. 2002
    ..This work showed that each MFT and CT sample has the potential to become methanogenic, but in the absence of exogenous electron donors, the added sulfate can inhibit methanogenesis for a long time...
  2. doi request reprint Storage of oil field-produced waters alters their chemical and microbiological characteristics
    Jordan C Hulecki
    Department of Biological Sciences, University of Alberta, Edmonton, AB, Canada
    J Ind Microbiol Biotechnol 37:471-81. 2010
    ....
  3. doi request reprint Sulfide persistence in oil field waters amended with nitrate and acetate
    Jordan C Hulecki
    Department of Biological Sciences, University of Alberta, Edmonton, AB, Canada
    J Ind Microbiol Biotechnol 36:1499-511. 2009
    ..This study describes one set of conditions for continued sulfidogenesis during nitrate reduction, with important implications for nitrate control of sulfide production in oil fields...
  4. ncbi request reprint Metabolism of BTEX and naphtha compounds to methane in oil sands tailings
    Tariq Siddique
    Department of Biological Sciences, University of Alberta, Edmonton, AB T6G 2E9, Canada
    Environ Sci Technol 41:2350-6. 2007
    ..Current study findings could influence extraction process, MFT management, and reclamation options...
  5. ncbi request reprint Applying a most probable number method for enumerating planktonic, dissimilatory, ammonium-producing, nitrate-reducing bacteria in oil field waters
    Ruth E Eckford
    Department of Biological Sciences, University of Alberta, Edmonton, Canada
    Can J Microbiol 51:725-9. 2005
    ..It appears that DAP-NRB would play a minor role in the consumption of nitrate injected into oil field waters for the control of hydrogen sulfide production...
  6. doi request reprint A first approximation kinetic model to predict methane generation from an oil sands tailings settling basin
    Tariq Siddique
    Department of Biological Sciences, University of Alberta, Edmonton, AB, Canada
    Chemosphere 72:1573-80. 2008
    ..This discrepancy may result from heterogeneity and density of the tailings, presence of nutrients in the microcosms, and/or overestimation of the readily biodegradable fraction of the naphtha in MLSB tailings...
  7. doi request reprint Comparison of GC-MS and FTIR methods for quantifying naphthenic acids in water samples
    Angela C Scott
    Department of Biological Sciences, University of Alberta, Edmonton, Alberta, Canada T6G 2E9
    Chemosphere 73:1258-64. 2008
    ..01 mg L(-1) compared to 1 mg L(-1) for the FTIR method. The results indicated that the GC-MS method is more selective for naphthenic acids, and that the FTIR method overestimates their concentrations...
  8. doi request reprint Ozonation of oil sands process-affected water accelerates microbial bioremediation
    Jonathan W Martin
    Division of Analytical and Environmental Toxicology, Department of Biological Sciences, Food and Nutritional Science, University of Alberta, Edmonton, Alberta, Canada
    Environ Sci Technol 44:8350-6. 2010
    ..The toxicity of ozonated OSPW to higher organisms needs to be assessed, but there is promise that this technique could be applied to accelerate the bioremediation of large volumes of OSPW in Northern Alberta, Canada...
  9. doi request reprint Distribution of naphthenic acids in tissues of laboratory-exposed fish and in wild fishes from near the Athabasca oil sands in Alberta, Canada
    Rozlyn F Young
    Department of Biological Sciences, University of Alberta, Edmonton, AB, Canada T6G 2E9
    Ecotoxicol Environ Saf 74:889-96. 2011
    ..Four different species of fish (two fish of each species) were collected from the Athabasca River near two oil sands mining and extraction operations. No free naphthenic acids were detected in the muscle or liver of these fish...
  10. ncbi request reprint Aerobic biodegradation of two commercial naphthenic acids preparations
    Joyce S Clemente
    Department of Biological Sciences, University of Alberta, Edmonton, Alberta, T6G 2E9 Canada
    Environ Sci Technol 38:1009-16. 2004
    ..GC-MS results demonstrated that biodegradation changes the composition of the complex mixture of these NAs and that the lower molecular weight acids (with n = 5-13) were degraded more readily than the high molecular weight acids...
  11. ncbi request reprint A review of the occurrence, analyses, toxicity, and biodegradation of naphthenic acids
    Joyce S Clemente
    Department of Biological Sciences, University of Alberta, Edmonton, AB, T6G 2E9, Canada
    Chemosphere 60:585-600. 2005
    ..This paper reviews a variety of analytical methods and their application to assessing biodegradation of naphthenic acids...
  12. ncbi request reprint Polyacrylamide added as a nitrogen source stimulates methanogenesis in consortia from various wastewaters
    Melissa E Haveroen
    Department of Biological Sciences, University of Alberta, Edmonton, AB, Canada T6G 2E9
    Water Res 39:3333-41. 2005
    ....
  13. doi request reprint Molecular- and cultivation-based analyses of microbial communities in oil field water and in microcosms amended with nitrate to control H2S production
    Raji Kumaraswamy
    Biological Sciences, University of Alberta, Edmonton, AB, Canada
    Appl Microbiol Biotechnol 89:2027-38. 2011
    ....
  14. ncbi request reprint Indigenous microbes survive in situ ozonation improving biodegradation of dissolved organic matter in aged oil sands process-affected waters
    Lisa D Brown
    Department of Civil and Environmental Engineering, University of Alberta, Edmonton, Alberta, Canada
    Chemosphere 93:2748-55. 2013
    ..This supports ozonation coupled with biodegradation as an effective and feasible treatment option. ..
  15. doi request reprint Structure-reactivity of naphthenic acids in the ozonation process
    Leonidas A Perez-Estrada
    Department of Laboratory Medicine and Pathology, Division of Analytical and Environmental Toxicology, University of Alberta, Edmonton, Alberta, Canada
    Environ Sci Technol 45:7431-7. 2011
    ..The results demonstrate that ozonation is complementary to microbial biodegradation, and the process remains a promising water reclamation strategy for the oil sands industry...
  16. ncbi request reprint Coal is a potential source of naphthenic acids in groundwater
    Angela C Scott
    Department of Biological Sciences, University of Alberta, Edmonton, Alberta, Canada, T6G 2E9
    Sci Total Environ 407:2451-9. 2009
    ..Thus, the presence of naphthenic acids in waters cannot be solely attributed to petroleum or petroleum industry activities...
  17. doi request reprint Odor detection thresholds of naphthenic acids from commercial sources and oil sands process-affected water
    Kristyn Edge
    Department of Agricultural, Food and Nutritional Science, University of Alberta, Edmonton, AB, Canada T6G 2P5
    Chemosphere 81:932-9. 2010
    ..We conclude that the source of the NAs is important when interpreting odor threshold data and that the two commercial preparations of NAs that were tested do not represent oil sands waters' tainting potential...
  18. doi request reprint Estimating naphthenic acids concentrations in laboratory-exposed fish and in fish from the wild
    Rozlyn F Young
    Department of Biological Sciences, University of Alberta, Edmonton, AB, Canada T6G 2E9
    Chemosphere 73:498-505. 2008
    ..2 to 2.8mgkg(-1). The GC-MS results from one wild fish presented a unique problem. However, with additional work it was concluded that the NAs concentration in this fish was <0.1mgkg(-1)...
  19. doi request reprint Blinded taste panel evaluations to determine if fish from near the oil sands are preferred less than fish from other locations in Alberta, Canada
    Brenda Barona
    Department of Agricultural, Food and Nutritional Science, University of Alberta, Edmonton, Alberta, Canada T6G 2P5
    Environ Sci Technol 45:1730-6. 2011
    ..Data analyses showed that there was no evidence from the consumer preference rankings that the taste of the fish from the Athabasca River was preferred less than the taste of fish from two other water bodies in Alberta...
  20. doi request reprint Naphthenic acids and other acid-extractables in water samples from Alberta: what is being measured?
    David M Grewer
    Department of Biological Sciences, University of Alberta, Edmonton, Alberta, Canada
    Sci Total Environ 408:5997-6010. 2010
    ..Classical and oxy-NAs are components of OSTWAEO, but this term would not be as misleading as "naphthenic acids"...
  21. ncbi request reprint Microbial reduction of amended sulfate in anaerobic mature fine tailings from oil sand
    Myrna J Salloum
    Department of Renewable Resources, University of Alberta, Edmonton, Canada
    Waste Manag Res 20:162-71. 2002
    ..Methane was not detected throughout the incubation in samples amended with sulfate. The increase in AVS supports sulfide incorporation into the solid phase, however, the plateau after 39 d suggests a secondary fate of reduced sulfide...
  22. ncbi request reprint Ozonation of oil sands process water removes naphthenic acids and toxicity
    Angela C Scott
    Department of Biological Sciences, University of Alberta, Edmonton, Alberta, Canada T6G 2E9
    Chemosphere 71:156-60. 2008
    ..GC-MS analysis showed that ozonation resulted in an overall decrease in the proportion of high molecular weight naphthenic acids (n> or = 22)...
  23. ncbi request reprint Naphthenic acids in athabasca oil sands tailings waters are less biodegradable than commercial naphthenic acids
    Angela C Scott
    Department of Biological Sciences, University of Alberta, Edmonton, Alberta, T6G 2E9, Canada
    Environ Sci Technol 39:8388-94. 2005
    ..Moreover, the results indicate that biodegradation studies using commercial NAs alone will not accurately reflect the potential biodegradability of NAs in the oil sands tailings waters...
  24. ncbi request reprint Sulfur from benzothiophene and alkylbenzothiophenes supports growth of Rhodococcus sp. strain JVH1
    Kathlyn M Kirkwood
    Department of Chemical and Materials Engineering, University of Alberta, Edmonton, Alberta, T6G 2G6, Canada
    Biodegradation 18:541-9. 2007
    ..JVH1 therefore possesses broader sulfur extraction abilities than previously reported, including not only sulfidic compounds but also some thiophenic species...
  25. ncbi request reprint Influence of molecular structure on the biodegradability of naphthenic acids
    Xiumei Han
    Department of Laboratory Medicine and Pathology, Division of Analytical and Environmental Toxicology, 10 102 Clinical Sciences Building, University of Alberta, Edmonton, AB, T6G 2G3, Canada
    Environ Sci Technol 42:1290-5. 2008
    ..It is anticipated that these data will facilitate development of strategic solutions for remediating billions of cubic meters of OSPW stored, or predicted to be generated, in Northern Alberta...
  26. ncbi request reprint Biodegradation of short-chain n-alkanes in oil sands tailings under methanogenic conditions
    Tariq Siddique
    Department of Biological Sciences, University of Alberta, Edmonton, Alberta T6G 2E9, Canada
    Environ Sci Technol 40:5459-64. 2006
    ..These findings may influence decisions regarding extraction processes and long-term management of MFT, and they suggest that intrinsic, methanogenic metabolism of these n-alkanes may occur in other anoxic environments...
  27. ncbi request reprint A statistical comparison of naphthenic acids characterized by gas chromatography-mass spectrometry
    Joyce S Clemente
    Department of Biological Sciences, University of Alberta, Edmonton, AB, Canada T6G 2E9
    Chemosphere 50:1265-74. 2003
    ..This statistical approach can be applied to data collected by other mass spectrometry methods...
  28. ncbi request reprint Evaluation of the analyses of tert-butyldimethylsilyl derivatives of naphthenic acids by gas chromatography-electron impact mass spectrometry
    Joyce S Clemente
    Department of Biological Sciences, University of Alberta, Edmonton, Alta, Canada T6G 2E9
    J Chromatogr A 1047:117-28. 2004
    ..Overall, the GC-MS method appears to overestimate the relative proportion of low-molecular-mass acids...
  29. ncbi request reprint Detecting naphthenic acids in waters by gas chromatography-mass spectrometry
    Mireya Merlin
    Department of Civil and Environmental Engineering, University of Alberta, Edmonton, Alberta, T6G 2W2, Canada
    J Chromatogr A 1140:225-9. 2007
    ..Using low- and high-resolution MS to detect the ion C(15)H(27)O(2)Si(+) (nominal m/z=267) is an excellent indicator of the presence of naphthenic acids at concentrations > or =10microgL(-1)...
  30. ncbi request reprint Measuring naphthenic acids concentrations in aqueous environmental samples by liquid chromatography
    Tin Wing Yen
    Department of Biological Sciences, University of Alberta, Edmonton, Alta, T6G 2E9 Canada
    J Chromatogr A 1033:83-90. 2004
    ..Analyses of 58 oil sands water samples showed that the naphthenic acids concentrations determined by FTIR were on average 11% higher than those determined by HPLC...
  31. ncbi request reprint Second derivative UV absorbance analysis to monitor nitrate-reduction by bacteria in most probable number determinations
    Ruth E Eckford
    Department of Biological Sciences, University of Alberta, T6G 2E9, Edmonton, Alberta, Canada
    J Microbiol Methods 50:141-53. 2002
    ....
  32. ncbi request reprint Characterization of naphthenic acids in oil sands wastewaters by gas chromatography-mass spectrometry
    Fervone M Holowenko
    Department of Biological Sciences, University of Alberta, Edmonton, Canada
    Water Res 36:2843-55. 2002
    ..This is the first investigation in which changes in the fingerprint of the NA fraction of process-affected waters from the oil sands operations has corresponded with measured toxicity in these waters...
  33. ncbi request reprint Biodegradation of naphthenic acids by rhizosphere microorganisms
    Oxana V Biryukova
    Department of Renewable Resources, University of Alberta, ESB 442, Edmonton, AB, Canada T6G 2E3
    Chemosphere 67:2058-64. 2007
    ..This study is the first to demonstrate the biodegradation potential of microorganisms from rhizosphere soils to biodegrade naphthenic acids...
  34. ncbi request reprint Changes at an activated sludge sewage treatment plant alter the numbers of airborne aerobic microorganisms
    Nadeesha L Fernando
    Department of Biological Sciences, University of Alberta, Edmonton, Alta, Canada T6G 2E9
    Water Res 39:4597-608. 2005
    ..Although the surface area of the secondary more than doubled, the average number of airborne microorganisms in this part of the plant in 2004 was about 1% of that in 1976...
  35. pmc Aerobic biodegradation of 2,2'-dithiodibenzoic acid produced from dibenzothiophene metabolites
    Rozlyn F Young
    Department of Biological Sciences, University of Alberta, Edmonton, T6G 2E9 Alberta, Canada
    Appl Environ Microbiol 72:491-6. 2006
    ..strain RM6. In pure culture, this isolate mineralized 2,2'-dithiodibenzoic acid, releasing 59% of the carbon as carbon dioxide and 88% of the sulfur as sulfate...
  36. pmc Use of a novel fluorinated organosulfur compound to isolate bacteria capable of carbon-sulfur bond cleavage
    Jonathan D Van Hamme
    National Centre for Upgrading Technology, Devon, Alberta T9G 1A8, Canada
    Appl Environ Microbiol 70:1487-93. 2004
    ..Overall, PFPS is an excellent tool for isolating bacteria capable of cleaving subterminal C-S bonds within alkyl chains. The type of desulfurization displayed by JVH1 differs significantly from previously described reaction results...