Contributed Presentations at Scientific Conferences:

Roden, E.E. and B.H. Jeon. 2004. Biological versus chemical reduction of U(VI) at the solid-water interface. American Society for Microbiology General Meeting, May 2004.

Roden, E.E. and E. Sedo. 2003. Framework for numerical simulation of bacterial Fe(III) oxide reduction in circumneutral soil and sedimentary environments. American Geophysical Union Fall Meeting, December 2003.
 
Roden, E.E. 2003.  Control of iron redox cycling in freshwater wetland sediments by microscale Fe(II)-O2 reaction dynamics at the sediment-water interface. American Society of Limnology and Oceanography Aquatic Sciences Meeting, February 2003.
 
B.H. Jeon and E.E. Roden. 2003. Reductive immobilization of U(VI) at the oxide-water interface. American Chemical Society National Meeting, March 2003.
 
Roden, E.E. and T.D. Scheibe. 2002. Multiple pore region model of uranium(VI) reductive immobilization in structured subsurface media. American Geophysical Union Fall Meeting, December 2002.
 
Wildung, R.E., S.W.  Li, C.J. Murray, K.M. Krupka, Y. Xie, N.J. Hess, and E.E. Roden. 2002. Technetium reduction in sediments of a shallow aquifer exhibiting dissimilatory iron reduction potential:  influence of sediment physicochemical properties. International Society for Subsurface Microbiology Meeting, August 2002.
 
Overstreet, K.B., E.E. Roden, and C.J. Murray. 2001. Bacterial Fe(III) oxide reduction in intact coastal plain aquifer sediments. Geological Society of America Annual Meeting, October 2001.
 
Murray, C.J., Y.L. Xie, E.E. Roden, and K.B. Overstreet. 2001. Microbial reduction potential in coastal plain sediments. Geological Society of America Annual Meeting, October 2001.
 
Barnett, M.O., E.E. Roden, P.M. Jardine, S.C. Brooks. 2001. Biogeochemical interactions of U and Fe(III) oxides in subsurface environments: modeling and experimental results. American Chemical Society National Meeting, August 2001.
 
Roden, E.E. and D. Sobolev. 2001. Numerical simulation of bacterial Fe Redox cycling in experimental culture systems.  American Society for Microbiology General Meeting, May 2001.
 
Sobolev, D. and E.E. Roden. 2001. Phylogenetic and physiological characterization of a neutrophilic lithotrophic Fe(II)-oxidizing bacterium isolated from wetland sediments. American Society for Microbiology General Meeting, May 2001.
 
Weber, K.A. P.F. Churchill, and E.E. Roden. 2001. Microbial community structure associated with the interaction between nitrogen and iron redox cycles in freshwater sediments. American Society for Microbiology General Meeting, May 2001.
 
Roden, E.E. and D. Sobolev. 2000. Suboxic deposition of ferric iron by bacteria in opposing gradients of Fe(II) and oxygen at circumneutral pH. American Society of Limnology and Oceanography Aquatic Sciences Meeting, June 2000.
 
Roden, E.E. 2000. Direct evidence for microbial reduction of solid-phase humic substances in freshwater wetland sediments. American Society for Microbiology Annual Meeting, May 2000.
 
Sobolev, D. and E.E. Roden. 2000. Interaction between Fe(III)-reducing and Fe(II)-oxidizing bacteria: potential for microscale microbial cycling of iron. American Society for Microbiology Annual Meeting, May 2000.
 
Weber, K.A., M.R. Leonardo, and E.E. Roden. 2000. Ferrous iron oxidation coupled to nitrate reduction by dissimilatory iron-reducing bacteria. American Society for Microbiology Annual Meeting, May 2000.
 
Baer, M.L., E.E. Roden, and P.F. Churchill. 2000. Analysis of successional changes within a natural microbial biofilm community using denaturing gradient gel electrophoresis. American Society for Microbiology Annual Meeting, May 2000.
 

Roden, E.E., M.R. Leonardo, V.K. Keith, and F.G. Ferris. 1999. Immobilization of aqueous strontium during carbonate mineral formation coupled to microbial Fe(III) Oxide Reduction. International Society for Subsurface Microbiology Meeting, August 1999.

 
Roden, E.E. and F.G. Ferris. 1999. Immobilization of aqueous stronium during carbonate mineral formation coupled to microbial Fe(III) oxide reduction. International Symposium on Environmental Biogeochemistry, October 1999.
 
Roden, E.E. and R.G. Wetzel. 1999. Humic substances accelerate microbial reduction of amorphous Fe(III) oxide in aquatic sediments. American Society for Microbiology Annual Meeting, May 1999.
 
Keith, V.K. and E.E. Roden. 1999. Immobilization of aqueous strontium during bacterial reduction of synthetic Fe(III) oxides. American Society for Microbiology Annual Meeting, May 1999.
 
Jackson, C.R., E.E. Roden, and P.F. Churchill. 1999. Changes in bacterial community structuree during freshwater biofilm development. American Society for Microbiology Annual Meeting, May 1999.
 
Weber, K.A. and E.E. Roden. 1999. Biologically-catalyzed nitrate-dependent oxidation of microbially-reduced Fe(III) oxides. American Society for Microbiology Annual Meeting, May 1999.
 
Sobolev, D. and E.E. Roden. 1999. Molecular characterization of microaerophilic autotrophic Fe(II)-oxidizing enrichment cultures growing at circumneutral pH. American Society for Microbiology Annual Meeting, May 1999.
 
M.R. Leonardo, F.G. Ferris, and E.E. Roden. 1999. Sr2+ immobilization by authigenic carbonate precipitation under iron-reducing conditions. American Society for Microbiology Annual Meeting, May 1999.
 
Roden, E.E. 1999. Modeling iron cycling and the influence of microbial iron oxide reduction on methane production in freshwater wetland sediments. American Society of Limnology and Oceanography Aquatic Sciences Meeting, February 1999.
 
Leonardo, M.R. F.G. Ferris, and E.E. Roden.  1998.  Analysis of iron-carbonate mineral formation during microbial reduction of synthetic amorphous iron oxide.  American Society for Microbiology Annual Meeting, May 1998.
 
May, T.M. and E.E. Roden.  1998.  3H-Leucine incorporation by Fe(III)-reducing bacteria.  American Society for Microbiology Annual Meeting, May 1998.
 
Roden, E.E. and M.M. Urrutia.  1998.  Microbial Fe(III) oxide reduction in open experimental systems.  American Society for Microbiology Annual Meeting, May 19998.
 
Sobolev, D. and E.E. Roden.  1998.  Iron-oxidizing bacteria in opposing gradients of ferrous iron and oxygen.  American Society for Microbiology Annual Meeting, May 1998.
 
Weber, K.A. and E.E. Roden.  1998.  Interaction of nitrate reduction and Fe(III) oxide reduction in freshwater wetland sediments.   Annual Water Resources Conference of the American Water Resources Association, October 1998.
 
Weber, K.A. and E.E. Roden.  1998.  Interaction of nitrate reduction and Fe(III) oxide reduction in freshwater wetland sediments.   American Society for Microbiology Annual Meeting, May 1998.
 
May, T.M. and E.E. Roden.  1998. Models of the activity and growth of Fe(III)-reducing bacteria.  Annual Water Resources Conference of the American Water Resources Association., October 1998.
 
Howell, R., R.J. Donahoe, and E.E. Roden.  1997.  Effects of microbial iron oxide reduction on pH and alkalinity in anaerobic bicarbonate-buffered media.  American Geophysical Union Fall Meeting, December 1997.
 
Roden, E.E. and M.M. Urrutia.  1997.  Microbial Fe(III) oxide reduction in aquatic sediments: new insights into control and significance in biogeochemical fluxes.  International Symposium on Environmental Biogeochemistry, October 1997.
 
Warren, L.A., F.G. Ferris, and E.E. Roden.  1997. Strontium reactions at Shewanella and hydrous ferric oxide surfaces.  Geological Society of America Annual Meeting, October 1997.
 
Roden, E.E. and R.G. Wetzel. 1997.  Iron oxide suppression of methane production in freshwater wetland sediments.  American Society for Limnology and Oceanography Aquatic Sciences Meeting, June 1997.
 
Urrutia, M.M. and E.E. Roden. 1997.  Growth parameters of Fe(III)-reducing bacteria on soluble and solid-phase Fe(III) oxides. American Society for Microbiology Annual Meeting, May 1997.
 
Coates, J.D., D.J. Ellis, E.L. Blunt-Harris, C.V. Gaw, E.E. Roden, and D.R. Lovley.  1997.  Recovery of humics-reducing bacteria from a diversity of environments.  American Society for Microbiology Annual Meeting, May 19997.
 
Urrutia, M.M., J.M. Zachara, and E.E. Roden. 1996.  Influence of Al oxides and clay minerals on bacterial Fe(III) oxide reduction in anaerobic environments.  Soil Science Society of America Annual Meeting, November 1996.
 
Roden, E.E. 1996. Rapid Fe cycling in freshwater wetland sediments.  American Society for Microbiology Annual Meeting, March 1996.
 
Urrutia, M.M., E.E. Roden, and J.M. Zachara. 1996.  Mechanisms of chelator stimulation of microbial Fe(III) oxide reduction.  American Society for Microbiology Annual Meeting, May 1996.
 
May, T. and E.E. Roden. 1996. Microbial iron cycling in freshwater wetland sediments.  Fourth Symposium on Biogeochemistry of Wetlands, March 1996.
 
Edmonds, J.W. and E.E. Roden. 1996. Relative influence of direct microbial Fe(III) oxide reduction vs. iron-sulfide mineral formation on phosphorus mobilization in freshwater wetland sediments.  Fourth Symposium on Biogeochemistry of Wetlands, March 1996.
 
Jones, S.C., R. Donahoe, and E.E. Roden. 1996. Iron and iron-reducing bacteria: their distribution within a freshwater riparian wetland system.  Fourth Symposium on Biogeochemistry of Wetlands, May 1996.
 
Roden, E.E and R.G. Wetzel. 1996. Fe(III) oxide regulation of methane production in freshwater wetland sediments.  Fourth Symposium on Biogeochemistry of Wetlands, March 1996.
 
Urrutia, M.M. E.E. Roden, and J.M. Zachara. 1995. Microbial and geochemical controls on dissimilatory Fe(III) reduction.  American Chemical Society, Industrial and Environmental Chemistry Division Special Session on Emerging Technologies in Hazardous Waste Management, October 1995.
 
Roden, E.E. and R.G. Wetzel. 1995. Regulation of methane flux from freshwater wetland sediments by competing anaerobic microbial processes.  International Association of Theoretical and Applied Limnology International Congress, July 1995.
 
Edmonds, J.W. and E.E. Roden.  1995. Relative influence of direct microbial Fe(III) oxide reduction vs. Fe-S mineral formation on phosphorus mobilization in freshwater wetland sediments.  American Society of Limnology and Oceanography Annual Summer Meeting, June 1995.
 
Roden, E.E. and R.G. Wetzel. 1995.  Regulation of methane production in freshwater wetland sediments by competing anaerobic microbial processes.  American Society of Limnology and Oceanography Annual Summer Meeting, June 1995.
 
Wen, M.H., C.R. Lange, F.J. Molz, and E.E. Roden. 1995. Multi-component reactive transport modeling in perched wetland soils.  American Geophysical Union Spring Meeting, April 1995.
 
Roden, E.E., J.M. Zachara, J.K. Fredrickson, and Y.A. Gorby. 1994. Reduction of synthetic and soil crystalline Fe(III) oxides by a dissimilatory Fe(III)-reducing bacterium.  American Society for Microbiology Annual Meeting, May 1994.
 
Roden, E.E. and D.R. Lovley. 1991. Iron diagenesis in surficial freshwater Potomac River sediments.  International Estuarine Research Federation Conference, October 1991.
 
Marvin, M.C., E.E. Roden, and D.G. Capone. 1991. Temporal and spatial variation in benthic microbial respiration in the mainstem of the Chesapeake Bay. American Society of Limnology and Oceanography Annual Meeting, February 1991.
 
Cornwell, J.C., E.E. Roden, P.A. Sampou, and D.G. Capone. 1990. Formation and distribution of iron sulfide minerals in Chesapeake Bay sediments.  Annual Meeting of the American Chemical Society, August 1990.
 
Roden, E.E. and J.H. Tuttle. 1990. Rapid turnover of inorganic sulfur in oligohaline Chesapeake Bay sediments.  American Geophysical Union Ocean Sciences Meeting, February 1990.
 
Tuttle, J.H., E.E. Roden, C.L. Divan, J.T. Bell, D.G. Cargo, and R.B. Jonas. 1988. Bacterial processes leading to the formation and maintenance of anoxia in Chesapeake Bay. American Geophysical Union Ocean Sciences Meeting, February 1988.
 
Roden, E.E. and J.H. Tuttle. 1988. Regional variation of sulfur cycling in Chesapeake Bay sediments.  American Geophysical Union Ocean Sciences Meeting, February 1988.

Roden, E.E. and J.H. Tuttle. 1987. Microbial sulfate reduction and carbon flow in mesohaline Chesapeake Bay sediments.  Annual Meeting of the American Society for Microbiology, May 1987.

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