Complete Publications List for K. R. Sowers

Publications

Books Edited

Abstract and Presentation

Publications:

Anderson, K.L., E.E. Apolinario, S.R. MacAuley, and K.R. Sowers.  2009.  Localization of a regulatory region within the 5’ untranslated leader region of an archaeal CO dehydrogenase/acetyl-coenzyme synthase.  J. Bacteriol.  Accepted (e-published ahead of print on 18 September 2009) [ABSTRACT].  

Allen,  M.A., F.M. Lauro, T.J. Williams, D. Burg, K.S. Siddiqui, D. De Francisci, K.W.Y. Chong, O. Pilak, H.H. Chew, M.Z. De Maere, L. Ting, M. Katrib, C. Ng, K.R. Sowers, M.Y. Galperin, I.J. Anderson, N. Ivanova, E. Dalin, M. Martinez, A. Lapidus, L. Hauser, M. Land, T. Thomas, and R. Cavicchioli.  2009.  The genome sequence of the psychrophilic archaeon, Methanococcoides burtonii: the role of genome evolution in cold adaptation.  ISME J. 3: 1012-1035 [ABSTRACT]. 

Kjellerup, B.V., Kjeldsen, K., Lopes, F., Abilggaard, L., Ingvorsen, K., Frølund, B., Sowers, K.R. and Nielsen, P.H.  2009.  Biocorrosion and biofilm formation in a nutrient limited heating system subjected to alternating microaerophilic conditions.  Biofouling. 25(8): 727-737.

MacAuley, S.R.,  S.A. Zimmerman, E.E. Apolinario, C. Evilia, Y.-M. Hou, J.G. Ferry, K.R. Sowers.  2009.  The Archetype g-Class Carbonic Anhydrase (Cam) Contains Iron when Synthesized in vivo in Methanosarcina acetivorans.  Biochemistry 48(5): 817-9 [ABSTRACT]. 

Tal, Y., H.J. Schreier, K.R. Sowers, J.D. Stubblefield, A.R. Place, and Y. Zohar.  2009.  Environmentally Sustainable, Fully Contained Marine Aquaculture.  Aquaculture 286: 28-35.  [ABSTRACT]. 

Sowers, K.R.  2009.  Methanogenesis. In: Schaechter, Lederberg, Alexander, Haselkorn, Ingraham, Baross, Schmidt, Laskin, Hopwood, Summers, Baulcombe, Levin, White, Fierer, Baldauf (eds.), Encylopedia of Microbiology, 3rd edition. Elsevier, Inc. ISBN: 978-0-12-373944-5.   

Kjellerup, B., Olesen, B.H., Sowers, K. R., Nielsen, P., Nielsen, J.  2008.  In situ detection of bacteria involved in cathodic depolarization and stainless steel surface corrosion using microautoradiography.  J. Appl. Microbiol.  105: 2231–2238.  [ABSTRACT]. 

Mirzoyan, N., S. Parnes, A. Singer, Y. Tal, K. Sowers and A. Gross.  2008.  Quality of brackish water aquaculture sludge and its suitability for anaerobic digestion and methane production in an upflow anaerobic sludge blanket (UASB) reactor.  Aquaculture  279: 35-41.  [ABSTRACT].

May, H.D., G. S. Miller, B.V. Kjellerup, K.R. Sowers.  2008.  Dehalorespiration with Polychlorinated Biphenyls by an Anaerobic Ultramicrobacterium.  Appl. Environ. Microbiol. 74: 2089-2094.  [ABSTRACT].

Kjellerup, B.V., X. Sun, U. Ghosh, H.D. May and K.R. Sowers.  2008.  Site specific microbial communities in three PCB-impacted sediments are associated with different in situ dechlorinating activities.  Environ. Microbiol. 10: 1296-1309 [ABSTRACT].

Sowers, K.R.  Methanogenesis. In: Schaechter, Lederberg, Alexander, Haselkorn, Ingraham,  Baross, Schmidt, Laskin, Hopwood, Summers, Baulcombe, Levin, White, Fierer, Baldauf (eds.), Encylopedia of Microbiology, 3rd edition. Elsevier, Inc.  In press. 

Fagervold, S.K., H.D. May and K.R. Sowers.  2007.  Microbial reductive dechlorination of Aroclor 1260 in Baltimore Harbor sediment microcosms is catalyzed by three phylotypes within the Chloroflexi.  Appl. Environ. Microbiol.  73: 3009-3018  [ABSTRACT].

Sowers, K.R. and K. Anderson.  2007.  Molecular Genetics of Archaea.  In: R. Cavicchioli (ed.), Archaea: Molecular Cell Biology.  American Society for Microbiology, Washington, D. C., pp. 463-477.  ISBN: 978-1-55581-391-8. 

Sowers, K.R., S. DasSarma and P. Blum.  2007.  Gene transfer in Archaea.  In: C. A. Reddy, T. J. Beveridge, J. A. Breznak, G. A. Marzluf, and T. M. Schmidt (ed.), Methods for General and Molecular Microbiology. American Society for Microbiology, Washington, D. C.  ISBN: 978-1-55581-223-2. 

D.L. Maeder, I. Anderson, T. Brettin, D. Bruce, P. Gilna, C. S. Han, A. Lapidus, W.W. Metcalf, E. Saunders, R. Tapia, and K.R. Sowers.  2006.  The Methanosarcina barkeri genome: comparative analysis with Methanosarcina acetivorans and Methanosarcina mazei reveals extensive rearrangement within methanosarcinal genomes.  J. Bacteriol.  188: 7922-7931 [ABSTRACT].

H.D. May, L.A. Cutter, G.S. Miller, C.E. Milliken, J.E.M. Watts, and K.R. Sowers.  2006.  Stimulatory and Inhibitory Effects of Organohalides on the Dehalogenating Activities of PCB-Dechlorinating Bacterium o-17.  Environ. Sci Technol. 40: 5704-5709  [ABSTRACT].

Reid, I.N., W.B. Sparks, S. Lubow, M. McGrath, M. Livio, J. Valenti, K.R. Sowers, H.D. Shukla, S. MacAuley, T. Miller, R. Suvanasuthi, R. Belas, A. Colman, F.T. Robb, P. DasSarma, J.A. Muller, J.A. Coker, R. Cavicchioli, F. Chen, S. DasSarma.  2006.  Terrestrial models for extraterrestrial life: methanogens and halophiles at Martian temperatures.  International Journal of Astrobiology  5: 89-97 [ABSTRACT]. 

Kjellerup, B.V., G. Gudmonsson, K.R. Sowers, P.H. Nielsen.  2006.  Evaluation of Analytical Methods for Analyzing the Distribution of Biofilm and Active Bacteria in a Commercial Heating System.  Biofouling 22: 145-151 [ABSTRACT] .

Sowers, K.R. and J.E.M. Watts.  2006.  The study of strictly anaerobic microorganisms.  In: F. A. Rainey and A. Oren (ed.),  Methods in Microbiology - Extremophiles, v. 35. Elsevier/Academic Press, Oxford, pp. 739-764.  ISBN: 0-12-521537-1 [ABSTRACT].

Fagervold, S.K., J.E.M. Watts, H.D. May and K.R. Sowers.  2005.  Sequential reductive dechlorination of meta-chlorinated PCB congeners in sediment microcosms by two different phylotypes of Chloroflexi . Appl. Environ. Microbiol. 71: 8085-8090 [ABSTRACT]. 

Apolinario-Smith, E., K.M. Jackson, and K.R. Sowers.  2005.  Development of a plasmid-mediated reporter system for in vivo monitoring of gene expression in the archaeon Methanosarcina acetivorans.  Appl. Envion. Microbiol. 71: 4914-4918 [ABSTRACT].

Watts, J.E.M., S.K. Fagervold, H.D. May and K.R. Sowers.  2005.  A PCR based specific assay reveals a diverse population of bacteria within the Chloroflexi associated with the reductive dehalogenation of polychlorinated biphenyls.  Microbiology UK, 151: 2039-2046 [ABSTRACT].

Miller, G.S., C.E. Milliken, K. R. Sowers, and H. D. May.  2005.  Reductive Dechlorination of Tetrachloroethene to trans-Dichloroethene and cis-Dichloroethene by PCB-Dechlorinating Bacterium DF-1.  Environ. Sci. Technol., 39:2631-2635 [ABSTRACT].

Baxter, B.K., C.D. Litchfield, K.R. Sowers, J.D. Griffith, P. Arora Dassarma and S. DasSarma.  2005.  Microbial Diversity of Great Salt Lake.  In: N. Gunde-Cimerman, A. Oren, A. Plemenitas (ed.), Adaptation to life at high salt concentrations in Archaea, Bacteria, and Eukarya.  Springer Science, Dordrecht, The Netherlands, pp. 9-26.

Watts, J.E.M., S.K. Fagervold, G.S. Miller, C.E. Milliken, H.D. May and K.R. Sowers.  2004.  Microbial Reductive Dechlorination of Organochlorine Pollutants in the Marine Environment.  J. Mar. Biotechnol., 6 (Supplement 1): S378-S386 [ABSTRACT].

Shahamat, M., M. Alavi, J.E.M. Watts, J.M. Gonzalez, K.R. Sowers, D.W. Maeder, and F.T. Robb.  2004.  Development of Two PCR-Based Techniques for Detecting Helical and Coccoid Forms of Helicobacter pylori.  J. Clin. Microbiol. 42 (8): 3613-3619 [ABSTRACT].    

Milliken, C.E., G. P. Meier, J. E. M. Watts, K. R. Sowers, and H. D. May.  2004.  Chlorophenol production by anaerobic microorganisms: transformation of a biogenic chlorinated hydroquinone metabolite.  Appl. Environ. Microbiol., 70: 2494-2496 [ABSTRACT].

Milliken, C.E., G. P. Meier, K. R. Sowers, and H. D. May.  2004.  Microbial anaerobic demethylation and dechlorination of chlorinated hydroquinone metabolites synthesized by basidiomycete fungi.  Appl. Environ. Microbiol. 70: 385-392 [ABSTRACT]. 

Nicholas J. Drenzek, Christopher M. Reddy, Timothy I. Eglinton, Carl O. Wirsen, Harold D.  May, Neil C. Sturchio, Linnea J. Heraty, Kevin R. Sowers, and Qingzhong Wu.  2004.  Invariant Chlorine Isotopic Signatures During PCB Reductive Dechlorination.  Environmental Pollution 128: 445-448 [ABSTRACT]. 

Sowers, K.R.  2004.  Methanogenesis. In: M. Schaechter (ed.), The Desk Encylopedia of Microbiology.  Elsevier Academic Press, Inc.  London, pp. 459-479.  ISBN: 0-12-621361-5. 

Saunders, Neil F.W., T. Thomas,  P.M.G. Curmi, J. Mattick, E. Kuczek, R. Slade, J. Davis, P. Franzmann, D. Boone, K. Rusterholtz, R. Feldman, C. Gates, S. Bench, K. Sowers, K. Kadner, A. Aerts, P. Dehal, C. Detter, T. Glavina, S. Lucas, F. Larimer, L. Hauser, M. Land and R. Cavicchioli.  2003.  Mechanisms of Thermal adaptation revealed by the genomes of the Antarctic Archaea, Methanogenium frigidum and Methanococcoides burtonii.  Genome Research, 13: 1580-1588 [ABSTRACT].

Tal, Y., J.E.M. Watts, S.B. Schreier, K.R. Sowers, H.J. Schreier.  2002.  Characterization of the microbial community and nitrogen transformation processes associated with moving bed bioreactors in a closed recirculated marine system.  Aquaculture 215: 187-202 [ABSTRACT].

Wu, Q., G.P. Meier, K.R. Sowers, and H.D. May.  2002.  Reductive dechlorination of polychlorinated benzenes by Bacterium DF-1, a polychlorinated biphenyl-dechlorinating microorganism.  Environ. Sci. & Technol. 36(15): 3290-3294 [ABSTRACT].

Cavicchioli, R., K.S. Siddiqui, D. Andrews, and K.R. Sowers.  2002.  Low Temerpature Extremophiles and their Applications.  Current Opinion in Biotechnology.  Curr. Opinions in Biotechnol. 13: 253-261 [ABSTRACT].

Tal, Y., J.E.M. Watts, S.B. Schreier, K.R. Sowers, H.J. Schreier.  2002.  Nitrification, denitrification   and anammox processes associated with the microbial community of moving bed bioreactors in a closed recirculated marine system, pp 451-460.  Proc. 4^th Int. Conf. Recirculating Aquaculture, Roanoke, VA.

Lipman, R.S.A J. Wang, K. R. Sowers, and Y.-M. Hou.  2002.  Prevention of Mis-Aminoacylation of a Dual-Specificity Aminoacyl-tRNA Synthetase.  J. Mol. Biol. 315: 943-949 [ABSTRACT].

Galagan, J.E., et al.  2002.  The genome of Methanosarcina acetivorans reveals extensive metabolic and physiological diversity.  Genome Research 12: 532-542 [ABSTRACT].

Wu, Q., Watts, J.E.M., K.R. Sowers and H.D. May.  2002.  Identification of a bacterium that Catalyzes double-flanked PCB dechlorination.  Appl. Environ. Microbiol. 69(2): 807-812 [ABSTRACT].

Sowers, K.R. and J.G. Ferry.  2002.  Marine Methanogenesis.  In: G. Bitton (ed.), The Encyclopedia of Environmental Microbiology.  John Wiley & Sons, Inc. 

Cutter, L.A., J.E.M. Watts, R.R. Hebert, K.R. Sowers and H.D. May.  2001.  Identification of a  Bacterium that links its growth to the reductively dechlorination of 2,3,5,6-chlorobiphenyl. Environ. Microbiol. 3(11): 699-709 [ABSTRACT].

Watts, J.E.M., Q. Wu, S.B. Schreier, H.D. May and K.R. Sowers.  2001.  Comparative analyses of PCB dechlorinating communities in enrichment cultures using three different molecular screening techniques.  Environ. Microbiol. 3(11): 710-719 [ABSTRACT].

Drenzek, N.J., T.I. Eglinton, C.O. Wirsen, H.D. May, Q. Wu, K.R. Sowers, and C.M. Reddy.  2001.  The absence and application of stable carbon isotope fractionation during the reductive dehalogenation of polychlorinated biphenyls.  Environ. Sci. Technology. 35: 3310-3313 [ABSTRACT].

Sowers, K.R. 2000. Methanogenesis. In: Lederberg, Alexander, Bloom, Hopwood, Hull, Iglewski, Laskin, Oliver, Schaechter, Summers (eds.), Encylopedia of Microbiology, 2nd edition. Academic Press, Inc.

Lipman, R.S.A., K.R. Sowers, and Ya-Ming Hou. 2000. Synthesis of cysteinyl-tRNAcys by a genome that lacks the normal cysteine-tRNA synthetase. Biochemistry 39: 7792-7798 [ABSTRACT].

Elberson, M.A., Malekzadeh, F., Yazdi, M.T., Kameranpour, N., Noori-Daloii, M.R., Matte, M.H., Shahamat, M., Colwell, R.R. and K.R. Sowers*. 2000. Cellulomonas persica sp. nov. and Cellulomonas iranensis sp. nov., mesophilic cellulose-degrading bacteria isolated from forest soils. Int. J. Syst. Bacteriol. 50: 993-996 [ABSTRACT].

Wu, Q., K.R. Sowers and H.D. May. 2000. Establishment of a PCB-dechlorinating microbial consortium, specific for doubly-flanked chlorines, in a sediment-free medium. Appl. Environ. Microbiol. 66: 49-53 [ABSTRACT].

Hamann, C.S., K.R. Sowers, R.S.A. Lipman, and Ya-Ming Hou. 1999. An archaeal aminoacyl- tRNA synthetase missing from genomic analysis. J. Bacteriol. 181: 5880-5884 [ABSTRACT].

Sowers, K.R.* and H.J. Schreier. 1999. Gene transfer systems for the Archaea. Trends Microbiol. 7: 212-219 [ABSTRACT].

Holoman, T.R.P., M.A. Elberson, L. Cutter, H.D. May and K.R. Sowers. 1998. Selective enrichment of defined 2,3,5,6-tetrachlorobiphenyl ortho-dechlorinating microbial consortia and monitoring of population profiles by comparative sequence analysis of 16S rDNA. Appl. Environ. Microbiol. 64: 3359-3367 [ABSTRACT].

Cutter, L., K.R. Sowers and H.D. May. Ortho-declorination of 2,3,5,6,-chlorinated biphenyl by estuarine microbial populations in sediment-free enrichment cultures. Appl. Environ. Microbiol. 64: 2966-2969 [ABSTRACT].

Wu, Q., K.R. Sowers and H.D. May. 1998. Microbial reductive dechlorination of Aroclor 1260 in anaerobic slurries of estuarine sediments. Appl. Environ.Microbiol. 64: 1052-1058 [ABSTRACT].

M.A. Elberson and Sowers, K.R. 1997. Isolation of an aceticlastic strain of Methanosarcina siciliae from marine canyon sediments, and emendation of the species description for Methanosarcina siciliae. Int. J. Syst. Bacteriol. 47: 1258-1261 [ABSTRACT].

Metcalf, W.W. , J.K. Zhang, E. Apolinario, K.R. Sowers, and R.S. Wolfe. 1997. An archaeal gene transfer system for Methanosarcina spp.: liposome-mediated transformation and construction of shuttle vectors. Proc. Nat. Acad. Sci. USA 94: 2626-2631 [ABSTRACT].

Apolinario, E.A. and K.R. Sowers. 1996. Plate colonization of Methanococcus maripaludis and Methanosarcina thermophila in a modified canning jar. FEMS Microbiol Lett. 145: 131-137 [ABSTRACT].

Berkaw, M., K.R. Sowers, and H.D. May. 1996. Anaerobic ortho-dechlorination of polychlorinated biphenyls by estuarine sediments from Baltimore Harbor. Appl. Environ. Microbiol. 62: 2534-2539 [ABSTRACT].

Sowers, K.R. and R.P. Gunsalus. 1995. Halotolerance in the Methanosarcinaceae: role of Neacetyl-ß-lysine, a-glutamate, glycine betaine and K+ as compatible solutes for osmotic adaptation. Appl. Environ. Microbiol. 61: 4382-4388 [ABSTRACT].

Sowers, K.R. Methanogenic archaea: an overview. 1995. In:Archaea - A Laboratory Manual, F.T. Robb, K.R. Sowers, S. DasSharma, A.R. Place, H.J. Schreier, E.M. Fleischmann, (eds.). Cold Spring Harbor Press, Cold Spring Harbor, NY.

Sowers, K.R. Techniques for monitoring cell growth. 1995. In: Archaea - A Laboratory Manual, F.T. Robb, K.R. Sowers, S. DasSharma, A.R. Place, H.J. Schreier, E.M. Fleischmann (eds.). Cold Spring Harbor Press, Cold Spring Harbor, NY.

Sowers, K.R. Techniques for anaerobic biochemistry. 1995. In: Archaea - A Laboratory Manual, F.T. Robb, K.R. Sowers, S. DasSharma, A.R. Place, H.J. Schreier, E.M. Fleischmann (eds.). Cold Spring Harbor Press, Cold Spring Harbor, NY.

Roberts, M.F., R.P. Gunsalus and K.R. Sowers. 1995. Extraction and detection of compatible intracellular solutes. In: Archaea - A Laboratory Manual, F.T. Robb, K.R. Sowers, S. DasSharma, A.R. Place, H.J. Schreier, E.M. Fleischmann (eds.). Cold Spring Harbor Press, Cold Spring Harbor, NY.

Sowers, K.R. Growth of Methanosarcina spp. as single cells. 1995. In: Archaea - A Laboratory Manual, F.T. Robb, K.R. Sowers, S. DasSharma, A.R. Place, H.J. Schreier, E.M. Fleischmann (eds.). Cold Spring Harbor Press, Cold Spring Harbor, NY.

Sowers, K.R. and Noll, K.M. Techniques for anaerobic growth. 1995. In:Archaea - A Laboratory Manual, F.T. Robb, K.R. Sowers, S. DasSharma, A.R. Place, H.J. Schreier, E.M. Fleischmann (eds.). Cold Spring Harbor Press, Cold Spring Harbor, NY.

Sowers, K.R. Gene selection and cloning with lambda bacteriophage libraries. 1995. In: Archaea - A Laboratory Manual, F.T. Robb, K.R. Sowers, S. DasSharma, A.R. Place, H.J. Schreier, E.M. Fleischmann (eds.). Cold Spring Harbor Press, Cold Spring Harbor, NY.

Sowers, K.R. Isolation of chromosomal and plasmid DNA from the methanogenic archaea. 1995. In:Archaea - A Laboratory Manual. F.T. Robb, K.R. Sowers, S. DasSharma, A.R. Place, H.J. Schreier, E.M. Fleischmann (eds.). Cold Spring Harbor Press, Cold Spring Harbor, NY.

Sowers, K.R. Large-scale growth of formate- and acetate-utilizing Methanosarcina spp. in a pH Auxostat. 1995. In:Archaea - A Laboratory Manual. F.T. Robb, K.R. Sowers, S. DasSharma, A.R. Place, H.J. Schreier, E.M. Fleischmann (eds.). Cold Spring Harbor Press, Cold Spring Harbor, NY.

Sowers, K.R., T.T. Thai, and R.P. Gunsalus. 1993. Transcriptional regulation of the carbon monoxide gene (cdhA) in Methanosarcina thermophila. J. Biol. Chem. 268: 23172-23178 [ABSTRACT].

Sowers, K.R., J. Boone, and R.P. Gunsalus. 1993. Disaggregation of Methanosarcina spp. and growth as single cells at elevated osmolarity. Appl. Environ. Microbiol. 59: 3832-3839 [ABSTRACT].

Lai, M.-C., K.R. Sowers, D.E. Robertson, M.F. Roberts and R.P. Gunsalus. 1991. Distribution of compatible solutes in the halophilic methanogenic archaebacteria. J. Bacteriol. 173: 5352-5358 [ABSTRACT].

Sowers, K.R., D.E. Robertson, D.E. Noll, R.P. Gunsalus, and M.R. Roberts. 1990. Ne-Acetyl-b-lysine: An osmolyte synthesized by methanogenic archaebacteria. Proc. Nat. Acad. Sci. (USA), 87:9083-9087 [ABSTRACT].

Sowers, K.R. 1989. Genus Methanococcoides, p. 2210-2211. In: Staley, Bryant, Pfennig and Holt (ed.), Bergey's Manual of Systematic Bacteriology, vol. 3. Williams and Wilkins, Baltimore. ISBN 0-683-07908-5

Sowers, K.R. and R.P. Gunsalus. 1988. Adaptation for growth at various saline concentrations by the archaebacterium Methanosarcina thermophila. J. Bacteriol. 170: 998-1002 [ABSTRACT].

Sowers, K.R. and R.P. Gunsalus. 1988. Plasmid DNA from the acetotrophic methanogen Methanosarcina acetivorans. J. Bacteriol. 170: 4979-4982 [ABSTRACT].

Sowers, K.R. and J.G. Ferry. 1985. Trace metal and vitamin requirements of Methanococcoides methylutens grown on trimethylamine. Arch. Microbiol. 142: 148-151 [ABSTRACT].

Zinder, S.H., K.R. Sowers, and J.G. Ferry. 1985. Methanosarcina thermophila sp. nov., a thermophilic, acetotrophic methane-producing bacterium. Int. J. Syst. Bacteriol. 35: 522-523.

Sowers, K.R., S.F. Baron and J.G. Ferry. 1984. Methanosarcina acetivorans sp. nov., an acetotrophic methane producing bacterium isolated from marine sediments. Appl. Environ. Microbiol.47: 972-978 [ABSTRACT].

Sowers, K.R., J.L. Johnson and J.G. Ferry. 1984. Phylogenetic relationships among the methylotrophic methane producing bacteria and emendation of the family Methanosarcinaceae. Int. J. Syst. Bacteriol. 34: 444-450.

Sowers, K.R., M.J. Nelson and J.G. Ferry. 1984. Growth of acetotrophic methane producing bacteria in a pH auxostat. Curr Microbiol. 11: 227-230 [ABSTRACT].

Sowers, K.R. and J.G. Ferry. 1984. Characterization of a methanogenic kelp degrading consortium, pp. 316-325. In: Proc. Int. Gas Res. Inst. Conf. Government Institutes, Rockville, MD.

Ferry, J. G. and Sowers, K. R. 1983. Principles of the microbial conversion of biomass to methane, p. 91-110. In: F. Zucconi, M. de Bertoli, E.S. Coppola (ed.), International Symposium on Biological Reclamation and Land Utilization of Urban Wastes. Naples, Italy.

Sowers, K. R., and J. G. Ferry. 1983. Isolation and characterization of a methylotrophic marine methanogen, Methanococcoides methylutens gen. nov., sp. nov. Appl. Environ. Microbiol. 45: 684-690 [ABSTRACT].

Books edited:

Archaea - A Laboratory Manual. 1995. F.T. Robb, K.R. Sowers, S. DasSharma, A.R. Place, H.J. Schreier, E.M. Fleischmann (eds.), 1048 pp. Cold Spring Harbor Press, Cold Spring Harbor, NY. ISBN 0-87969-397-5.

Archaea - A Laboratory Manual: Methanogens. 1995. Sowers, K.R. and H.J. Schreier (eds.), 520 pp. Cold Spring Harbor Press, Cold Spring Harbor, NY. ISBN 0-87969-439-4.

Abstracts and Presentations (2000-Present):

E.A. Apolinario, Y. Chen, Z. Kelman, Z. Li, B. Nikolau, K. Sowers*, E. Testroet and J. Orban.  An integrated approach to experimental validation of putative gene functions in M. acetivorans.  Gordon Research Conference on Archaea: Ecology, Metabolism and Molecular Biology.  July 26-31, 2009, Waterville Valley, NH

H.D. May* and K.R. Sowers.   Assessment of the Interactive Role of PCB Dechlorinating Microbial Communities.  ONR  Biosensors, Bioprocesses and Bio-Inspired Systems 6.1-6.2 Program Review.  May 12, 2009.  Denver, CO.   

J-W. Park*, V. Krumins, D. E. Fennell, L. J. Kerkhof, L. A. Rodenburg, B. V. Kjellerup, M. Gillespie, K. R. Sowers, M. M. Häggblom.  Anaerobic PCB dechlorination by pentachloronitrobenzene-activated Dehalococcoides spp.  109th Ann. Mtg. Amer. Soc. Microbiol.  May 17-21, 2009.  Philadelphia, PA.  

B. Kjellerup*, K.R. Sowers,  P. Paul, U. Ghosh, J. Baker.  Effect of activated carbon sequestration on Aroclor 1260 Contaminated Sediment from Baltimore Harbor, MD.  Tenth International In Situ and On-Site Bioremediation Symposium.  May 5-8, 2009.  Baltimore, Maryland. 

K.R. Sowers*, B. Kjellerup, R. Makkar, C. Chun, J. Baker, U. Ghosh and H.D. May.  Progress on Microbial In situ Treatment of Polychlorinated Biphenyls (PCBs).  Tenth International In Situ and On-Site Bioremediation Symposium.  May 5-8, 2009.  Baltimore, Maryland.   

B. Kjellerup*, B. Stiell, K.R. Sowers, P. Paul, U. Ghosh, J. Baker.  Natural PCB dechlorination activity and spatial distribution of PCB dechlorinating bacteria in sediment samples from Baltimore Harbor, MD.  Tenth International In Situ and On-Site Bioremediation Symposium.  May 5-8, 2009.  Baltimore, Maryland.   

K.R. Sowers.  The role of a 5’ leader sequence in the regulation of methanosarcinal carbon monoxide dehydrogenase/acetyl CoA synthase.  Waginingen University and UMBI Graduate Student Research Day, Baltimore.  Apr 22, 2009.  Baltimore, MD. 

K.M. Gillespie* and K.R. Sowers.  Identification of PCB enhanced Microbial Consortium from estuarine and freshwater sediments that undergo selective reductive dechlorination through Aroclor™ stimulation.  UMES Aquatic and Fisheries Science Symposium, American Fisheries Society UMES.  April 10, 2009.  Princess Anne, MD.   

J. Kopszywa*, J. E. M. Watts, K. R. Sowers.  Examination of dechlorinating anaerobic microbes in polychlorinated biphenyl (PCB) contaminated sediments in the Chesapeake Bay. 8th Annual Oxford International Conference on the Science of Botanicals.  April 6-9^th, 2009.  , Mississippi, USA. 

C. Naff*, B.V. Kjellerup, K.R. Sowers.   The Development of an Accelerated Method for Establishing PCB Dechlorination Enrichment Cultures to Enhance Bioaugmentation.  Student Capstone Poster Presentation.  Dec 10, 2008.  Stevenson University, MD.  

Joel Baker*, Andrew Chang, Upal Ghosh, Piuly Paul, Kevin Sowers, Birthe Kjellerup.  Application of Tools to Measure PCB Microbial Dechlorination and Flux into Water During In-situ Treatment of Sediments (ER-1502).  The Partners in Environmental Technology Technical Symposium & Workshop.  December 2-4, 2008.  Washington, DC.   

Joong-Wook Park*, V. Krumins, B. V. Kjellerup, K. M. Gillespie, D. E. Fennell, L. J. Kerkhof, L. A. Rodenburg, K. R. Sowers, and M. M. Häggblom.  Molecular Analysis of Anaerobic Dechlorination of Polychlorinated Compounds.  The Partners in Environmental Technology Technical Symposium & Workshop.  December 2-4, 2008.  Washington, DC. 

Sowers, K.R.  Dehalogenation of polychlorinated biphenyls (PCBs) by dehalorespiring ultramicrobacteria: a big task for small microbes.  Dept of Biological Sciences, University of Southern California.  November 11, 2008. 

Sowers, K.R.  Anaerobic reductive dechlorination of polychlorinated biphenyls (PCBs) by dehalorespiring bacteria.  ASM-CSM Joint Symposium on Environmental Microbiology & Bioenergy.  Haikou City, Hainan, China.  November 8, 2008. 

Sowers, K.R.  Biotechnological Advances in the Study of the Methanogenic Archaea.  Chinese National Academy of Sciences, Beijing, China.  November 5, 2008. 

Sowers, K.R.  Applications of Marine Microbes for Bioremediation and Bioenergy.  2008 Joint EC-US/CIESM Workshop on Marine Genomics.  Fontvielle, Monaco.  October 12-14, 2008. 

Allen, M. A., F. Lauro, D. Burg, T. Williams, S. Siddiqui, D. De Francisci, K. Chong, O. Pilak, H. H. Chew, M. De Maere, L. Ting, M. Katrib, C. Ng, T. Thomas, K. Sowers, I. J. Anderson, Natalia Ivanova, Eleen Dalin, Michele Martinez, Alla Lapidus and R. Cavicchioli. Loving the cold: the life and times of the Antarctic archaeon, Methanococcoides burtonii.  12th International Symposium on Microbial Ecology (ISME).  17-22 August, 2008.  Cairns, Qld, Australia,.      

Watts, J.E.M., H. D. May, T. Briseid, G. Eidsa and K. R. Sowers.  Differing anaerobic dechlorination patterns obtained after psychrophillic and mesophillic incubation of Norweigan sediments.  Twelth International Symposium on Microbial Ecology.  August 17-22, 2008.  Cairns, Australia. 

Anderson, K.L., E.A. Apolinario-Smith, and K.R. Sowers.  Regulatory elements in the UTR of methanosarcinal carbon monoxide dehydrogenase (cdh).  Gordon Research Conference on the Molecular Basis of Microbial One-Carbon Metabolism.  July 20-25, 2008. Lewiston, ME.    

Sowers, K.R.  Finding a Needle in the Microbial Haystack: Identification of the Microbial Catalysts that Dechlorinate Polychlorinated Biphenyls (PCBs).  NSF REU in Urban Environmental Biogeochemistry, Department of Environmental Chemistry, Towson University, Towson, MD.  June 10, 2008. 

Naff, C. B.V. Kjellerup, U. Ghosh, J.E. Baker, K.R. Sowers.  Effect of on-site activated carbon sequestration on microbial reductive dechlorination of PCBs in marine sediments at Hunters Point, CA ”.  108th Ann. Mtg. Amer. Soc. Microbiol.  June 1-5, 2008.  Boston, MA.  

Stiell, B., B.V. Kjellerup, J.E. Baker, K.R. Sowers.  Spatial distribution and activity of PCB dechlorinating bacteria in Baltimore Harbor, MD ”.  108th Ann. Mtg. Amer. Soc. Microbiol.  June 1-5, 2008.  Boston, MA. 

Kjellerup B.V, Paul P, Ghosh U, M, May H, Sowers, K.  Aroclor 1260 contaminated soils show spatial variability of dechlorinating bacteria, PCB reducing activities and potential for bioaugmentation.  108th Ann. Mtg. Amer. Soc. Microbiol.  June 1-5, 2008.  Boston, MA.

Park, J-W., M. Haggblom, D. Fennell, L. Kerkhof, V. Krumins, K. Sowers, B. Kjellerup.  Developing PCR-based molecular methods for quantifying and monitoring dechlorination of polychlorinated compounds ”.  108th Ann. Mtg. Amer. Soc. Microbiol.  June 1-5, 2008.  Boston, MA.  

Kevin R. Sowers, Birthe Kjellerup, Meredith Wright, Harold D. May.  Developments in the Anaerobic In Situ Treatment of Polychlorinated Biphenyls (PCBs).  Battelle Fifth International Conference on Remediation of Chlorinated and Recalcitrant Compounds Monterey, California, May 19–22, 2008.  Monterey, California.

Kjellerup, Birthe V., P. Paul, U. Ghosh, H.D. May, K.R. Sowers.  Aroclor 1260 Contaminated Soil Site Shows Potential for Bioaugmentation.  Battelle Fifth International Conference on Remediation of Chlorinated and Recalcitrant Compounds. Monterey, California, May 19–22, 2008.   

Ethel Apolinario, Zvi Kelman, Jing Li, Basil Nikolau, Kevin Sowers.  Annotation of novel enzymatic functions in methanogens.  GTL Awardee Workshop VI and Metabolic Engineering 2008.  February 10-13, 2008.  Bethesda, MD. 

Joel Baker, Andrew Chang, Upal Ghosh, Piuly Paul, Kevin Sowers, Birthe Kjellerup.  Application of Tools to Measure PCB Microbial Dechlorination and Flux into Water During In-situ Treatment of Sediments (ER-1502) .  The Partners in Environmental Technology Technical Symposium a& Workshop.  December 4 - 6, 2007.  Washington, DC.   

Max M. Häggblom, Donna E. Fennell, Lee J. Kerkhof, Lisa Totten, Kevin R. Sowers,  Hui Liu, Fang Liu, Young-Beom Ahn, Joong-Wook Park, Valdis Krumins, Birthe V. Kjellerup and Meredith Wright.   Quantifying Enhanced Microbial Dehalogenation of Organohalide Mixtures in Contaminated Sediments.  The Partners in Environmental Technology Technical Symposium a& Workshop.  December 4 - 6, 2007.  Washington, DC.

Sowers, K.R. “How methanogens get turned on: a model for the study of archaeal gene transcription”.  Center for Advanced Research in Biotechnology, Rockville, MD. Oct. 15, 2007.

Sowers, K.R.  Finding a Needle in the Microbial Haystack: Identification of the Microbial Catalysts that Dechlorinate Polychlorinated Biphenyls (PCBs).  Working with Extremophiles Workshop. Annual Meeting of the Society for Industrial Microbiology.  July 29, 2007. Denver, CO. 

Sowers, K.R.* and S. MacAuley.  A third alternative for protein expression: the methanogenic Archaea.  Annual Meeting of the Society for Industrial Microbiology.  July 29-Aug 2, 2007. Denver, CO.

Kjellerup, B.V., Sun, X., Ghosh, U.,  May, H.D., Sowers, K.R.*  Site Specific Microbial Communities in Three PCB-Impacted Sediments are Associated with Different In situ Dechlorinating Activities.  107th Ann. Mtg. Amer. Soc. Microbiol.  May 21-25, 2007.  Toronto, Canada.  

Kelly, L.K.*, Kurzweil, A.C., Sowers, K.R., Watts, J.E.M.   Molecular analysis of anaerobic microbial communities associated with PCB dechlorination in the Elizabeth River.  107th Ann. Mtg. Amer. Soc. Microbiol.  May 21-25, 2007.  Toronto, Canada. 

Sowers, K.R.*, S.K. Fagervold, B. Kjellerup, G.S. Miller and H.D. May.  Developments in the Anaerobic In Situ Treatment of Polychlorinated Biphenyls (PCBs).  Ninth International In Situ and On-Site Bioremediation Symposium.  May 7-10, 2007.  Baltimore, Maryland.

Kjellerup, B.V.*, Ghosh, U., Paul, P., May, H., Sowers, K.S. Abundance and Diversity of Aerobic and Anaerobic PCB degrading Bacteria In Contaminated Soil biofilms.  4th ASM Conference on Biofilms, March 25 - 29, 2007.  Quebec City, Quebec, Canada.

Sowers, K.R.*, B. Kjellerup, S.K. Fagervold and H.D. May.  Developments in the anaerobic in situ monitoring and treatment of polychlorinated biphenyls (PCBs) in marine sediments.  8^th International Marine Biotechnology Conference.  March 11-16, 2007.  Eilat, Israel. 

Anderson, K.L.*, E.E. Apolinario, S.R. MacAuley, and K.R. Sowers.  Regulation of biogenic methane production from acetate by marine Methanosarcina species.  8^th International Marine Biotechnology Conference.  March 11-16, 2007.  Eilat, Israel. 

Laksanalamai, P.*, R. Cavicchioli, K.R. Sowers and F.T. Robb.  Molecular chaperones from a psychrophilic archaeon, Methanococcoides burtonii.  Extremophiles 2006 Conference.  8^th International Marine Biotechnology Conference.  March 11-16, 2007.  Eilat, Israel. 

Fagervold, S.K., H.D. May, K.R. Sowers*.  The role of individual bacterial phylotypes in the sequential recudtive dehalogenation of Aroclor 1260.  8^th International Marine Biotechnology Conference.  March 11-16, 2007.  Eilat, Israel. 

Fagervold, S.K.*, H.D. May, K.R. Sowers.  Anaerobic dehalogenation of PCBs: Linking phylogeny and function.  Marine Estuarine Environmental Sciences Annual Colloquium.  September 29-30, 2006.  Frostburg, MD.

Häggblom, M.M.*, D.E. Fennell, L.J. Kerkhof, L. Totten, K. Sowers, Y.-B. Ahn, F. Liu, H. Liu, J.-W. Park, V. Krumins.  Quantifying Enhanced Microbial Dehalogenation of Organohalide Mixtures in Contaminated Sediments.  The Partners in Environmental Technology Technical Symposium and Workshop.  November 28-30, 2006.  Washington, DC.  

Häggblom, M.M.*, D.E. Fennell, L.J. Kerkhof, L. Totten, K. Sowers, Y.-B. Ahn, F. Liu, H. Liu, J.-W. Park, V. Krumins.  Quantifying Enhanced Microbial Dehalogenation of Organohalide Mixtures in Contaminated Sediments.  Second Passaic River Symposium: Progress and Challenges.  October 13, 2006.  Montclaire, NJ.

Laksanalamai, P.*, R. Cavicchioli, K.R. Sowers and F.T. Robb.  Molecular chaperones from a psychrophilic archaeon, Methanococcoides burtonii.  Extremophiles 2006 Conference.  September 17-21 2006.  Brest, Brittany, France.  

Kjellerup, B.V.*, U. Ghosh, M.E. Shirtliff, H.D. May, K.R. Sowers.  Abundance and Diversity of Aerobic and Anaerobic PCB degrading Bacteria in PCB Contaminated Soil.  Ninth International Symposium on Microbial Ecology.  August 20-25, 2006.  Vienna, Austria. 

Kelly, L.K.*, S.K. Fagervold, H.D. May, K.R. Sowers and J.E.M. Watts.  Anaerobic Microbial Communities Associated with PCB Dechlorination in Chesapeake Bay Sediments.  Ninth International Symposium on Microbial Ecology.  August 20-25, 2006.  Vienna, Austria. 

Fagervold, S.K.*, J.E.M. Watts, H.D. May, K.R. Sowers.  The Role of Individual Species in the Sequential Reductive Dehalogenation of Aroclor 1260.  Ninth International Symposium on Microbial Ecology.  August 20-25, 2006.  Vienna, Austria. 

Sowers, K.R.*, S.K. Fagervold, B. Kjellerup, G.S. Miller and H.D. May.  Developments in the Anaerobic In Situ Treatment of Polychlorinated Biphenyls (PCBs).  Battelle Fifth International Conference on Remediation of Chlorinated and Recalcitrant Compounds Monterey, California, May 22-25, 2006. Monterey, California  

Kjellerup, B.V.*, U. Ghosh, M.E. Shirtliff, M.E., H.D. May, K.R. Sowers.  Distribution, Activity and Diversity of PCB dechlorinating Chloroflexi in Sediment by Competitive PCR, Activity Assays and Denaturing High-Performance Liquid Chromatography.  106th Ann. Mtg. Amer. Soc. Microbiol.  May 21-25, 2006.  Orlando, Fl.

Anderson, K.L.*, E.E. Apolinario-Smith, S.R. MacAuley, and K.R. Sowers.  Regulation of Gene Expression for Carbon monoxide Dehydrogenase (cdhA) from Methanosarcina species.  106th Ann. Mtg. Amer. Soc. Microbiol.  May 21-25, 2006. Orlando, Fl.

Maeder, D.L., A.Lapidus, E..Saunders†, C.S. Han, R. Tapia, T.S. Brettin, D.C. Bruce, P. Gilna, I. Anderson, W.W. Metcalf and K.R. Sowers*.  Methanosarcina barkeri Genome: Comparative Analysis with M. acetivorans and M. mazei reveals extensive rearrangement within methanosarcinal genomes.  1^st Annual Joint Genome Institute User Meeting  March 29-April 1, 2006. Walnut Creek, CA.

Reid, I.N.*, J.A. Muller, A. Colman, K.R.Sowers, W.B. Sparks and Shiladitya DasSarma. Terrestrial analogues for Martian life: Novel Survival Strategies Among Psychrotolerant Archaea.  Astrobiology Science Conference.  March 26-30, 2006.  Washington, DC.

Kjellerup, B.V.*, Fagervold, S. Shirtliff, M.E., May, H, Ghosh, U., Sowers, K.S.  Distribution and diversity of dechlorinating Chloroflexi in marine and fresh water sediments by Competitive PCR (cPCR) and Denaturing High-Performance Liquid Chromatography (DHPLC).  SETAC North America 26th Annual Meeting,13-17 November 2005, Baltimore, MD.  

Fagervold, S.K.*, J. E. M. Watts, H. D. May and K. R. Sowers.  Identification of microorganisms that sequentially dechlorinate Aroclor 1260 using a selective PCR assay.  SETAC North America 26th Annual Meeting,13-17 November 2005, Baltimore, MD

Anderson, K.L.*, E.A. Apolinario-Smith, and K.R. Sowers.  Mechanisms of gene expression for carbon monoxide dehydrogenase (cdhA) from Methanosarcina thermophila.  Gordon Research Conference on Archaea: Ecology, Metabolism and Molecular Biology.  August 14-18, 2005, Oxford, England.  

Sowers, K.R.*, S.K. Fagervold, J.E.M. Watts, H.D. May.  Session Keynote speaker, Battelle In Situ and On-Site Bioremediation-The Eighth International Symposium.  June 6-9, 2005.  Baltimore, MD.

Miller, G.*, K. R. Sowers, C. E. Milliken and H. D. May.  Isolation and characterization of a PCB dechlorinating bacterium.  105th Ann. Mtg. Amer. Soc. Microbiol.  June 5-9, 2005. Atlanta, GA.  

Reid, I.N.*, K.R. Sowers, H.D. Shukla, S. MacAuley, T. Miller, R. Suvanasuthi, R. Belas, A. Colman, F.T. Robb, P. DasSarma, J.A. Muller, F. Chen, R. Cavicchioli, S. DasSarma, W.B. Sparks, S. Lubow, M. McGrath, M. Livio, J. Valenti.  Terrestrial analogues for extraterrestrial life.  NASA Astrobiology Institute Biennial Meeting.  Apr 10-14, 2005.  Boulder, CO. 

Sowers, K.R..  Antarctic Extremophiles and Extraterrestrial Life.  Astrobiology Afternoon, Space Telescope Science Institute, Baltimore, MD.  Jan 20, 2005 

Sowers, K.R..  Marine Microbial Processes from Earth to Mars.  American Type Culture Collection, George Mason University, Manassas, VA.  Dec 9, 2004. 

Sowers, K.R..  Marine Bioremediation: Dechlorination, Methanogenesis and Mars.  Michmoret Conference on Marine Biotechnology, Michmoret, Israel.  Nov 22-23, 2004. 

MacAuley, S.R.*, M. Harmon, Y.-M. Hou and K.R. Sowers.  A system for inducible overexpression of recombinant protein in Methanosarcina  acetivorans.  5th International Conference on Extremophiles.  September 19 - 23, 2004.  Cambridge, MD. 

Fagervold, S.K.*, J.E.M. Watts, H.D. May and K.R. Sowers.  Characterization of the Microorganisms that Reductively Dechlorinate Aroclor 1260 by Denaturing Gradient Gel Electrophoresis (DGGE).  Microbial Planet: Subsurface to Space - 10th International Symposium on Microbial Ecology.  August 22-27, 2004.  Cancun, Mexico.  

Sowers, K.R.*, SK Fagervold, JEM Watts, HD May.  Finding the needle in the microbial haystack: detection of bacteria that reductively dechlorinate Aroclor 1260.  Annual Mtg. of the American Chemical Society, Division of Environmental Chemistry.  August 22-26, 2004.  Philadelphia, PA.        

Sowers, K.R., S.K. Fagervold, J.E.M. Watts, and H.D. May.  2004.  Finding the needle in the microbial haystack: detection of PCB dechlorinating microorganisms in sediments and microcosms.  Annual Meeting of the Society for Industrial Microbiology, Anaheim, CA. July 25-29.

Sowers, K.R..  Microbial PCB Dechlorinators - How, Who and Where.  Chesapeake Biological Laboratory, University of Maryland Center for Environmental Science, Solomans, MD, October 16, 2003. 

Sowers, K.R., J. E. M. Watts, S. K. Fagervold and H. D. May.  2003.  Environmental Distribution and Diversity of the 16S rDNA Sequences of Microorganisms that Reductively Dechlorinate Polychlorinated Biphenyls (PCBs) in Coastal Sediments.  Abstr. 6^th International Marine Biotechnology Conference, Tokyo, Japan.

Shahamat, M., J.E.M. Watts, M. Alavi, K.R. Sowers and R. Robb.  2003.  A new method for detection of Helicobacter pylori in vegetative and in coccoid forms from water.  EPA Science Forum 2003: Partnering to Protect Human Health and the Environment , Washington, DC. 

Miller, G., C.E. Milliken, K.R. Sowers and H.D. May.  2003.  Dechlorination of chlorinated ethenes and benzenes by PCB-dechlorinating bacteria.  Abstr. 103rd Ann. Mtg. Amer. Soc. Microbiol., Washington, DC.    

Fagervold, S.K., J. E.M. Watts, H.D. May and K.R. Sowers.  2003.  Identification of microorganisms associated with the reductive dechlorination of specific PCB congeners.  Abstr. 103rd Ann. Mtg. Amer. Soc. Microbiol., Washington, DC.  

Milliken, C.E., G.P. Meier,  J. E. M. Watts, K.R. Sowers, and H.D. May. 2003. Anaerobic biodegradation of chlorinated hydroquinone metabolites produced by basidiomycete fungi.  Abstr. 103rd Ann. Mtg. Amer. Soc. Microbiol., Washington, DC. 

Jackson, K., Apolinario-Smith, E. and K.R. Sowers.  2002.  Regulation of Catabolic Carbon  Monoxide Dehydrogenase in the Archaeon Methanosarcina acetivorans.  Southeastern Branch of  the Amercian Society of Microbiology Annual Meeting, Gainsville, Florida.  November 7-9.  

May, H.D., C.E. Milliken, G. Miller, Q. Wu, L.A. Cutter, G.P. Meier,  J.E.M. Watts, and K.R. Sowers.  2002.  PCB-Dechlorinating Bacteria and the Halogen Cycle.  Southeastern Branch of the Amercian Society of Microbiology Annual Meeting, Gainsville, Florida.  November 7-9.  

Watts, J.E.M., May, H.D., and Sowers, K.R.  2002.  Development of a molecular screening  technique for microorganisms that reductively dechlorinate PCBs in the environment.  Abstr. Society of Industrial Microbiology., Philadelphia, PA.

Cavicchioli, R., Curmi, P., Davies, J., Giaquinto, L., Goodchild, A., Guilhaus, M., Mazard, S., Saunders, N., Thomas, T., Wasinger, V., Davies, J., Kuczek, E., Mattick, J., Slade, R.,Franzmann, P., Aerts, A., Dehal, P., Detter, C., Glavina, T., Kadner, K., Lucas, S., Larimer, F., Bench, S., Gates, C., Feldman, R., Boone, D., Rusterholtz, K. and Sowers, K.  2002.  Genomic studies of psychrophiles. 151st Ordinary Meeting of the Society for General Microbiology, Loughborough, England, 16-20 September.

Drenzek, N.J., C.M. Reddy, T.I. Eglinton, C.O. Wirsen, H.D.  May, N.C. Sturchio, L.J. Heraty, K.R. Sowers and Q. Wu, and.  2002.  Static chlorine isotopic signatures during PCB reductive dechlorination. 224^th American Chemical Society Meeting.  Boston, MA  August 18-22.

Tal, Y., J.E.M. Watts, S.B. Schreier, K.R. Sowers, H.J. Schreier.  2002. The microbial community  and nitrogen transformation processes associated with a moving bed bioreactor in a closed  recirculated marine aquaculture system.  The Forth International Conference on Recirculating  Aquaculture, Roanoke, VA. July 18-21.

Apolinario-Smith, E., K.M. Jackson and K.R. Sowers.  2002.  Regulation of the CO dehydrogenase promoter in Methanosarcina acetivorans  grown on aceticlastic and methylotrophic substrates.  Abstr. 102nd Ann. Mtg. Amer. Soc. Microbiol., Las Vegas, NV.

Gonsalez, J., Shahamat, M., Alavi, F., Robb, F. and Maeder, D.  2002.  A New Method for the Detection of Helicobacter pylori Using a Highly Variable and Specific Region Upstream of the 16S rRNAGene.  Abstr. 102nd Ann. Mtg. Amer. Soc. Microbiol., Las Vegas, NV.

May, H.D. and K.R. Sowers.  2001.  Polychlorinated Biphenyls (PCBs) and Fungal  Organochlorides as Electron Acceptors for the Growth of PCB-Dechlorinating Bacteria.  Ninth  International Symposium on Microbial Ecology, Amsterdam.

Watts, J.E.M., S.B. Schreier, L.A. Cutter, Q. Wu, H.D. May and K.R. Sowers.  2001.    Molecular Analysis and Identification of a Phylogenetically Distinct PCB Dechlorinating Group  from Three Anaerobic PCB Degrading Communities.  Ninth International Symposium on Microbial Ecology, Amsterdam.

Jackson, K.M. and K.R. Sowers.  2001.  Control of Aceticlastic Metabolism in Methanosarcina.  Gordon Research Conference on Archaea: Ecology, Metabolism and Molecular Biology.  August 5-10, Andover, NH.

Sowers, K.R. and H.D. May.  2001.  Reductive Dechlorination of Polychlorinated Biphenyls (PCBs) by Microbes from Coastal Sediments.  Office of Naval Research Harbor Processes  Program: Final Review.  June 4-5, Arlington, VA.

Reddy, C.M. , N.J. Drenzek, T.I. Eglinton, C.O. Wirsen, K.R.  Sowers, Q. Wu, and H.D. May.  2001.  The absence of carbon isotopic  Fractionation from microbial dechlorination of polychlorinated biphenyls: Potential Application.  20^th  International Meeting on Organic Geochemistry.  Nice, France.

Sowers, K.R. and H.D. May.  2001.  Reductive dechlorination of polychlorinated biphenyls (PCBs) in marine and estuarine sediments.  Office of Naval Research Program Review.  February 6-7, Bethesda, MD.

Wu, Q., J.E.M. Watts, K.R. Sowers, and H.D. May.  2001.  A Green Non-Sulfur Bacterium is Responsible for Doubly-Flanked PCB Dechlorination.  Abstr. 101th Ann. Mtg. Amer. Soc. Microbiol., Orlando, FL.

Hind, J., C. Pavlik, D.L. Maeder, F.T. Robb, K.R. Sowers, M. Levin, and M. Shahamat.  2001.  Differentiation between strains of Helicobacter pylori based on diagnostic probes for variable  DNA sequences flanking the second 16S rDNA gene.  Abstr. 101th Ann. Mtg. Amer. Soc.  Microbiol., Orlando, FL.

May, H.D., L.A. Cutter, J.E.M. Watts, and K.R. Sowers.  2000.  Molecular Identification of   Anaerobic Microorganism Whose Growth is Linked to PCB   Dechlorination.  Annual  International Conference on Contaminated Soils, Sediments and Water, Amherst, MA.

Sowers, K.R., J.E.M. Watts, L.A. Cutter, Q. Wu, , and H.D. May.  2000.  Molecular Identification of Anaerobic Microorganisms Associated with PCB Dechlorination.  Annual International Conference on Contaminated Soils, Sediments and Water.  Amherst, MA.

Watts, J.E.M., S.B. Schreier, Q. Wu, H.D. May and K.R. Sowers. 2000. An examination of  microbial diversity in polychlorinated biphenyl (PCB) polluted Baltimore Harbour sediment.  Int. Mar. Biotechnol. Conf., Townsville, Australia.

Jackson, K.M. and K.R. Sowers.  2000.  Identification of a nucleotide excision repair gene in the  archaeon Methanosarcina thermophila. Abstr. 100th Ann. Mtg. Amer. Soc. Microbiol., Los  Angeles, CA.

Watts, J.E.M., S.B. Schreier, Q. Wu, H.D. May and K.R. Sowers. 2000. A Comparison of  Different Molecular Techniques to Examine Microbial Diversity in Anaerobic Polychlorinated  Biphenyl (PCB) Dechlorinating Enrichment Cultures.  Abstr. 100th Ann. Mtg. Amer. Soc.   Microbiol., Los Angeles, CA.

Cutter, L.A., K.R. Sowers, and H.D. May.  2000. Acetate vs Hydrogen Supported  Anaerobic ortho PCB Dechlorination. Abstr. 100th Ann. Mtg. Amer. Soc. Microbiol., Los  Angeles, CA.

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