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Recent Publications

Rooney-Varga, J. N., M. W. Giewat, K. N. Duddleston, J. P. Chanton, and M. E. Hines. Links between archaeal community structure, vegetation type, and methanogenic pathway in Alaskan peatlands. FEMS Microbiol Ecol. 60:  240-251.

Zhang, X., K. Brussee, C. Coutinho, and J. Rooney-Varga. 2006. Chemical Stress Induced by Copper:  Examination of a Biofilm System. Wat. Sci. and Tech. 54:191-199.

Jasti, S. B., M. E. Sieracki, N. J. Poulton, M. Giewat, and J. N. Rooney-Varga. 2005. Phylogenetic diversity and specificity of bacteria closely associated with Alexandrium spp. and other phytoplankton. Appl. Environ. Microbiol. 71: 3483-3494.

Rooney-Varga, J. N., M. W. Giewat, M. C. Savin, M. LeGresley, and M. J. L. 2005. Links between bacterial and phytoplankton community dynamics in a temperate coastal ecosystem. Microb. Ecol.49: 163-175.

Savin, M. C., J. L. Martin, M. LeGresley, M. W. Giewat, and J. N. Rooney-Varga. 2004. Plankton Diversity in the Bay of Fundy as Measured by Morphological and Molecular Methods. Microb. Ecol. 48: 51-65

Connor, T., J. N. Rooney-Varga, R. R. Gamache, and M. E. Hines. An inversion algorithm for the detection of methane over the wetlands by open-path FTIR in various atmospheric conditions. Atmos. Oceanic Optics. 16: 237-243.

Ferrier, M., J. L. Martin, and J. N. Rooney-Varga. 2002. Stimulation of Alexandrium fundyense growth by bacterial assemblages from the Bay of Fundy. J. Appl. Microbiol. 92:1-12.

Hines, M. E., R. S. Evans, B. R. Sharak Genthner, S. G. Willis, S. Friedman, J. N. Rooney-Varga, and R. Devereux. 1999. Molecular phylogenetic and biogeochemical studies of sulfate-reducing bacteria in the rhizosphere of Spartina alterniflora. Appl. Environ. Microbiol. 65: 2209-2216.


Rooney-Varga, J. N., R. T. Anderson, J. L. Fraga, D. Ringelberg, and D. R. Lovley. 1999. Microbial communities associated with anaerobic benzene degradation in a petroleum-contaminated aquifer. Appl. Environ. Microbiol. 65: 3056-3063.

Fahey, T. J., C. W. Williams, J. N. Rooney-Varga, C. C. Cleveland, and K. M. Postek. 1999. Nitrogen deposition in and around an intensive agricultural dsitrict in central New York. J. Environ. Quality 28: 1585-1600.

Rooney-Varga, J. N., B. R. Sharak Genthner, R. Devereux, S. G. Willis, S. D. Friedman, and M. E. Hines. 1998. Phylogenetic and physiological diversity of sulphate-reducing bacteria isolated from a salt marsh sediment. System. Appl. Microbiol. 21: 557-568.

Anderson, R. T., J. N. Rooney-Varga, C. V. Gaw, and D. R. Lovley. 1998. Anaerobic benzene oxidation in the Fe(III) reduction zone of petroleum-contaminated aquifers. Environ. Sci. Technol. 32: 1222-1229.


Rooney-Varga, J. N., R. Devereux, R. S. Evans, and M. E. Hines. 1997. Seasonal changes in the relative abundance of uncultivated sulfate-reducing bacteria in a salt marsh sediment and rhizosphere of Spartina alterniflora. Appl Environ Microbiol 63: 3895-3901.

 

Selected Published Abstracts/ Poster Presentations

Burke, T., M. E. Sieracki, N. J. Poulton, J. L. Martin, Y. Hasegawa, M. Giewat, and J. N. Rooney-Varga. 2005. Novel Cell Sorting Approach to Isolate Bacteria from the Phycosphere of the Toxic Dinoflagellate, Alexandrium fundyense. American Society for Microbiology General Meeting, Atlanta, Georgia.

Hasegawa, Y., J. L. Martin, M. LeGresley, T. Burke, and J. N. Rooney-Varga. 2005. Molecular Analysis of Bacteria Closely Associated with Natural Populations of the Toxic Dinoflagellate, Alexandrium fundyense: Evidence for Specific Interactions. American Society for Microbiology General Meeting, Atlanta, Georgia.

Jalapu, H., R. Raudales, Jr., Y. Hasegawa, T. Burke, J. L. Martin, and J. N. Rooney-Varga. 2005. Characterization of Bacteria Isolated from Natural Populations of Immunomagnetic Bead-Captured Alexandrium fundyense Cells and Their Effects on Dinoflagellate Growth Presented at the American Society of Microbiology 105th General Meeting, Atlanta, Georgia.

Jasti, S.B., M. E. Sieracki, N. J. Poulton, M. W. Giewat, and J. N. Rooney-Varga. 2003. Phylogenetic diversity of bacteria associated with Alexandrium spp. and other phytoplankton from the Gulf of Maine. Second Symposium on Harmful Marine Algae in the U.S. Woods Hole, MA.

Rooney-Varga, J. N., M. W. Giewat, S. Sood, M. C. Savin, M. LeGresley, and J. L. Martin. 2003. Links between bacterial and phytoplankton diversity in a coastal marine environment. Presented at the 103rd General Meeting of The American Society for Microbiology, Washington D.C.

Hines, M. E., J. N. Rooney-Varga, K. N. Duddleston, M. W. Giewat, and J. P. Chanton. 2003. Acetate as a predominant end product of anaerobic metabolism in northern wetlands Presented at the 103rd General Meeting of The American Society for Microbiology, Washington D.C.

Savin, M. C., J. L. Martin, M. LeGresley, M. Giewat, J. N. Rooney-Varga. “A comparison between morphological and molecular methods for identifying phytoplankton.” Proceedings of the Eighth Canadian Workshop on Harmful Marine Algae, Moncton, NB Canada.

Savin, M. C., J. L. Martin, M. LeGresley, M. Ferrier, J. N. Rooney-Varga. 2002. Phytoplankton diversity in the Bay of Fundy as determined by morphological and molecular methods. 102nd General Meeting of the American Society for Microbiology, Salt Lake City, Utah.

Rooney-Varga, J. N. 2001. Microbial communities associated with anaerobic degradation of benzene. American Geophysical Union General Meeting, Boston, MA.

Ferrier, M., H. Thompson, and J. N. Rooney-Varga. 2000. Influences of bacteria from the Gulf of Maine on the growth of Alexandrium sp. str. CB301. American Society for Microbiology 100th General Meeting, Los Angeles.

Rooney-Varga, J. N., Mary Savin, Michael Ferrier, Andrew B. Golay. 2000. Interactions between marine bacteria and Alexandrium fundyense str. CB301-A. Symposium on Harmful Marine Algae in the U.S., Woods Hole, MA.

Anderson, R. T., J. N. Rooney-Varga, C. V. Gaw, and D. R. Lovley. 1999. Aromatic and polyaromatic hydrocarbon degradation under Fe(III)-reducing conditions. USGS Toxic Substances Hydrology Program Technical Meeting. USGS, Charleston, SC.

 

 

Juliette N. Rooney-Varga
Associate Professor
Biological Sciences
University of Massachusetts Lowell