W J Hunter

Summary

Affiliation: Agricultural Research Service
Country: USA

Publications

  1. doi request reprint Antimicrobial Properties of an Oxidizer Produced by Burkholderia cenocepacia P525
    William J Hunter
    Soil Plant Nutrient Research Unit, USDA ARS, Fort Collins, CO, 80526 8119, USA
    Curr Microbiol 68:610-4. 2014
  2. doi request reprint A Rhizobium selenitireducens protein showing selenite reductase activity
    W J Hunter
    United States Department of Agriculture Agricultural Research Service, 2150 D Centre Avenue, Fort Collins, CO, 80526 8119, USA
    Curr Microbiol 68:311-6. 2014
  3. doi request reprint Biotransformation of ferulic acid to 4-vinylguaiacol by Enterobacter soli and E. aerogenes
    William J Hunter
    Soil Plant Nutrient Research Unit, USDA ARS, Fort Collins, CO 80526 8119, USA
    Curr Microbiol 65:752-7. 2012
  4. doi request reprint Pseudomonas kuykendallii sp. nov.: a novel γ-proteobacteria isolated from a hexazinone degrading bioreactor
    William J Hunter
    USDA ARS, Fort Collins, CO 80526 8119, USA
    Curr Microbiol 65:170-5. 2012
  5. doi request reprint Removing hexazinone from groundwater with microbial bioreactors
    William J Hunter
    USDA ARS, 2150 D Centre Avenue, Fort Collins, CO 80526 8119, USA
    Curr Microbiol 64:405-11. 2012
  6. doi request reprint Nitrogen limited biobarriers remove atrazine from contaminated water: laboratory studies
    William J Hunter
    USDA ARS, 2150 D Centre Avenue, Fort Collins, CO 80526 8119, USA
    J Contam Hydrol 103:29-37. 2009
  7. doi request reprint Reduction of selenite to elemental red selenium by Pseudomonas sp. Strain CA5
    William J Hunter
    USDA ARS, Fort Collins, CO 80526 8119, USA
    Curr Microbiol 58:493-8. 2009
  8. doi request reprint Vadose zone microbial biobarriers remove nitrate from percolating groundwater
    William J Hunter
    USDA ARS, 2150 D Centre Avenue, Fort Collins, CO 80526 8119, USA
    Curr Microbiol 58:622-7. 2009
  9. doi request reprint Biological remediation of groundwater containing both nitrate and atrazine
    William J Hunter
    USDA ARS, Fort Collins, CO 80526 8119, USA
    Curr Microbiol 60:42-6. 2010
  10. doi request reprint Pseudomonas seleniipraecipitatus sp. nov.: a selenite reducing γ-proteobacteria isolated from soil
    William J Hunter
    USDA ARS, 2150 D Centre Avenue, Fort Collins, CO, 80526 8119, USA
    Curr Microbiol 62:565-9. 2011

Detail Information

Publications27

  1. doi request reprint Antimicrobial Properties of an Oxidizer Produced by Burkholderia cenocepacia P525
    William J Hunter
    Soil Plant Nutrient Research Unit, USDA ARS, Fort Collins, CO, 80526 8119, USA
    Curr Microbiol 68:610-4. 2014
    ..The bacteriostatic activity is greater at pH 3 than at pH 5. Bacteria such as B. cenocepacia strain P525 may have value in the agricultural industry as biocontrol agents. ..
  2. doi request reprint A Rhizobium selenitireducens protein showing selenite reductase activity
    W J Hunter
    United States Department of Agriculture Agricultural Research Service, 2150 D Centre Avenue, Fort Collins, CO, 80526 8119, USA
    Curr Microbiol 68:311-6. 2014
    ..This report is the first of an OYE enzyme being involved in SeO₃⁻² reduction...
  3. doi request reprint Biotransformation of ferulic acid to 4-vinylguaiacol by Enterobacter soli and E. aerogenes
    William J Hunter
    Soil Plant Nutrient Research Unit, USDA ARS, Fort Collins, CO 80526 8119, USA
    Curr Microbiol 65:752-7. 2012
    ..E. soli or E. aerogenes might be useful as a means of biotransforming ferulic acid to 4-VG...
  4. doi request reprint Pseudomonas kuykendallii sp. nov.: a novel γ-proteobacteria isolated from a hexazinone degrading bioreactor
    William J Hunter
    USDA ARS, Fort Collins, CO 80526 8119, USA
    Curr Microbiol 65:170-5. 2012
    ..3 %), C(16:1) ω6c/C(16:1) ω7c (27.4 %), C(16:0) (20.6 %), C(12:0) (7.9 %), C(12:0) 3-OH (4.5 %), and C(10:0) 3-OH (3.1 %). The name Pseudomonas kuykendallii sp. nov. is proposed for these bacteria...
  5. doi request reprint Removing hexazinone from groundwater with microbial bioreactors
    William J Hunter
    USDA ARS, 2150 D Centre Avenue, Fort Collins, CO 80526 8119, USA
    Curr Microbiol 64:405-11. 2012
    ..Also, the isolation of bacteria that show a positive growth response to the presence of hexazinone in their growth media suggests biological degradation...
  6. doi request reprint Nitrogen limited biobarriers remove atrazine from contaminated water: laboratory studies
    William J Hunter
    USDA ARS, 2150 D Centre Avenue, Fort Collins, CO 80526 8119, USA
    J Contam Hydrol 103:29-37. 2009
    ..Permeable barriers might be formed in-situ by the injection of innocuous vegetable oil emulsions into an aquifer or sandy soil and used to remove atrazine from a contaminated groundwater or to protect groundwater from an atrazine spill...
  7. doi request reprint Reduction of selenite to elemental red selenium by Pseudomonas sp. Strain CA5
    William J Hunter
    USDA ARS, Fort Collins, CO 80526 8119, USA
    Curr Microbiol 58:493-8. 2009
    ..16S rRNA gene sequence alignment and fatty acid analysis were used to identify the bacterium as a novel species of Pseudomonas related to P. argentinensis, P. flavescens, and P. straminea...
  8. doi request reprint Vadose zone microbial biobarriers remove nitrate from percolating groundwater
    William J Hunter
    USDA ARS, 2150 D Centre Avenue, Fort Collins, CO 80526 8119, USA
    Curr Microbiol 58:622-7. 2009
    ..Vadose zone biobarriers could provide a useful means of protecting surface waters and aquifers from NO(3-)...
  9. doi request reprint Biological remediation of groundwater containing both nitrate and atrazine
    William J Hunter
    USDA ARS, Fort Collins, CO 80526 8119, USA
    Curr Microbiol 60:42-6. 2010
    ..An in situ denitrifying barrier coupled with an air injection system or other oxygenation process might be used to remove both nitrate and atrazine from contaminated groundwater or to protect groundwater from an atrazine spill...
  10. doi request reprint Pseudomonas seleniipraecipitatus sp. nov.: a selenite reducing γ-proteobacteria isolated from soil
    William J Hunter
    USDA ARS, 2150 D Centre Avenue, Fort Collins, CO, 80526 8119, USA
    Curr Microbiol 62:565-9. 2011
    ..9%). The cellular fatty acid profile, GC content, phenotypic properties, and biochemical characteristics were consistent with its placement within the genus Pseudomonas. The name P. seleniipraecipitatus is proposed for these bacteria...
  11. doi request reprint Increased electrical output when a bacterial ABTS oxidizer is used in a microbial fuel cell
    William J Hunter
    USDA ARS, Fort Collins, CO, 80526 8119, USA
    Curr Microbiol 62:633-8. 2011
    ..No increase in cell voltage was observed when no mediator was present. Organisms that produce and release oxidizers into the media may prove useful as bio-cathodes by improving the electrical output of MFCs...
  12. doi request reprint Studies on removing sulfachloropyridazine from groundwater with microbial bioreactors
    William J Hunter
    USDA ARS, 2150 D Centre Avenue, Fort Collins, CO 80526 8119, USA
    Curr Microbiol 62:1560-4. 2011
    ..35 to 0.048 mg l(-1), a removal efficiency of ~98%. High levels of nitrate nitrogen, 50 mg l(-1) N, did not interfere with the removal processes of either reactor suggesting that SCP was not being degraded as a microbial nitrogen source...
  13. doi request reprint Bio-reduction of selenite to elemental red selenium by Tetrathiobacter kashmirensis
    William J Hunter
    USDA ARS, Fort Collins, CO 80526 8119, USA
    Curr Microbiol 57:83-8. 2008
    ..This organism might be useful in bioreactors designed to remove selenite from contaminated water...
  14. ncbi request reprint Injection of innocuous oils to create reactive barriers for bioremediation: laboratory studies
    William J Hunter
    USDA ARS, Suite 100, 2150 D, Centre Avenue, Fort Collins, CO 80526 8119, USA
    J Contam Hydrol 80:31-48. 2005
    ..Tween 80 at concentrations of 0.05% increased the width of the injection patterns but did not increase the length of the pattern. A multi-ported injection probe might be used to create in situ permeable barriers approximately 1 m wide...
  15. ncbi request reprint Reduction of selenite to elemental red selenium by Rhizobium sp. strain B1
    William J Hunter
    USDA ARS, Fort Collins, CO 80526 8119, USA
    Curr Microbiol 55:344-9. 2007
    ..This organism, or its enzymes or DNA, might be useful in bioreactors designed to remove selenite from water...
  16. ncbi request reprint Rhizobium selenireducens sp. nov.: a selenite-reducing alpha-Proteobacteria isolated from a bioreactor
    W J Hunter
    United States Department of Agriculture Agricultural Research Service, 2150 D Centre Avenue, Fort Collins, CO 80526 8119, USA
    Curr Microbiol 55:455-60. 2007
    ..radiobacter and R. rubi. The strain's phenotypic and biochemical characteristics are consistent with its placement in this genus...
  17. ncbi request reprint An Azospira oryzae (syn Dechlorosoma suillum) strain that reduces selenate and selenite to elemental red selenium
    William J Hunter
    United States Department of Agriculture, Agricultural Research Service, 2150 D Centre Ave, Fort Collins, CO 80526 8119, USA
    Curr Microbiol 54:376-81. 2007
    ..This bacterium, or perhaps its enzymes or DNA, might be useful for the remediation of waters contaminated with Se oxyanions...
  18. ncbi request reprint Removing selenate from groundwater with a vegetable oil-based biobarrier
    William J Hunter
    USDA ARS, 2150 D Centre Avenue, Fort Collins, CO 80526 8119, USA
    Curr Microbiol 53:244-8. 2006
    ..In the final 6 weeks of the study, about 95% of the selenate applied to the columns was removed. In situ PRBs containing soybean oil might be used to remediate groundwater contaminated with both selenate and nitrate...
  19. ncbi request reprint Identification and characterization of an Aeromonas salmonicida (syn Haemophilus piscium) strain that reduces selenite to elemental red selenium
    William J Hunter
    USDA ARS, 2150 D Centre Avenue, Fort Collins, CO, 80526 8119, USA
    Curr Microbiol 52:305-9. 2006
    ..Mutants with a diminished ability to reduce selenite to Se0 also had a reduced ability to reduce nitrate to nitrous oxide. This bacterium, or perhaps its enzymes or DNA, might be used to remove selenite from contaminated groundwaters...
  20. ncbi request reprint Determination of dimethylselenide and dimethyldiselenide by gas chromatography-photoionization detection
    William J Hunter
    US Department of Agriculture, Agricultural Research Service, Suite 100, 2150D Centre Avenue, Fort Collins, CO 80526 8119, USA
    J Chromatogr A 1038:295-7. 2004
    ..55 pmol) of DMS and 150pg (0.80pmol) DMDS. Sensitivity was 10-50 times greater with DMS and 4-20 times greater with DMDS when the photoionization detector was employed than when the flame ionization detector was employed...
  21. ncbi request reprint Removing selenite from groundwater with an in situ biobarrier: laboratory studies
    William J Hunter
    USDA ARS, NRRC, 2150 D Centre Avenue, Fort Collins, CO, 80526 8119, USA
    Curr Microbiol 50:145-50. 2005
    ..This study suggests that biobarriers containing vegetable oil might be used as a process for removing selenite from contaminated groundwater...
  22. ncbi request reprint Bioremediation of chlorate or perchlorate contaminated water using permeable barriers containing vegetable oil
    William J Hunter
    USDA ARS, P O Box E, Fort Collins, CO 80522, USA
    Curr Microbiol 45:287-92. 2002
    ..Microorganisms capable of reducing perchlorate are plentiful in the environment...
  23. ncbi request reprint Use of vegetable oil in a pilot-scale denitrifying barrier
    W J Hunter
    USDA ARS, Fort Collins, CO 80522, USA
    J Contam Hydrol 53:119-31. 2001
    ..At the low flow rates that exist in most aquifers, such barriers should be effective at removing nitrate from groundwater for a much longer period of time...
  24. ncbi request reprint Accumulation of nitrite in denitrifying barriers when phosphate is limiting
    W J Hunter
    Crops Research Laboratory, U S Department of Agriculture ARS, 1701 Center Ave, Fort Collins, CO 80526, USA
    J Contam Hydrol 66:79-91. 2003
    ..These studies point out the need to ensure that adequate phosphate is present in denitrifying barriers especially when such barriers are used beneath phosphate-binding soils...
  25. ncbi request reprint Carbohydrate and ethane release with Erwinia carotovora subspecies betavasculorum--induced necrosis
    L David Kuykendall
    Molecular Plant Pathology Laboratory, ARS, USDA, BARC W, Building 004, 10300 Baltimore Avenue, Beltsville, MD 20705, USA
    Curr Microbiol 56:128-33. 2008
    ....
  26. doi request reprint Enterobacter soli sp. nov.: a lignin-degrading γ-proteobacteria isolated from soil
    Daniel K Manter
    Soil Plant Nutrient Research Unit, USDA ARS, Fort Collins, CO 80526 8119, USA
    Curr Microbiol 62:1044-9. 2011
    ..5%). The cellular fatty acid profile, G + C content, phenotypic and biochemical characteristics were consistent with its placement in the genus Enterobacter. The name Enterobacter soli is proposed for this bacterium...
  27. ncbi request reprint The sequence of a symbiotically essential Bradyrhizobium japonicum operon consisting of trpD, trpC and a moaC-like gene
    L D Kuykendall
    USDA ARS, Soybean and Alfalfa Research Laboratory, Beltsville, MD 20705, USA
    Biochim Biophys Acta 1350:277-81. 1997
    ..coli moaC, a gene encoding an enzyme involved in biosynthesis of the molybdenum cofactor required for the activity of nitrate reductase and other Mo cofactor-requiring enzymes...