Geomicrobiology PUBLICATIONS


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*Chan corresponding author

^Geomicrobiology lab member

Chan, C. S.*, Emerson, D., and Luther, III, G. W. The role of microaerophilic Fe-oxidizing microorganisms in producing banded iron formations, Geobiology, 14:509-528. doi: 10.1111/gbi.12192.

Field, E. K.^, Kato, S.^, Findlay, A. J., MacDonald, D. J., Luther, III, G. W., Chan, C. S.* Planktonic marine iron-oxidizers drive iron mineralization under low oxygen conditions, Geobiology, 14:499-508. doi:10.1111/gbi.12189.

Chan, C. S.*, McAllister, S. M.^, Leavitt, A. H., Glazer, B. T., Krepski, S. T.^, and Emerson, D. The architecture of iron microbial mats reflects the adaptation of chemolithotrophic iron oxidation in freshwater and marine environments, Front. Microbiol. 7:796. doi:10.3389/fmicb.2016.00796.

C.L. Marnocha^, D.H. Powell, A.T. Levy, T.E. Hanson, and C.S. Chan* (2016) Mechanisms of extracellular S(0) globule production and degradation in Chlorobaculum tepidum via dynamic cell-globule interactions, Microbiology, 162:1125-1134. doi: 10.1099/mic.0.000294.

Kato, S.^, Ohkuma, M., Powell, D. H., Krepski, S. T.^, Oshima, K., Hattori, M., Shapiro, N., Woyke, T., and Chan, C. S.* (2015) Comparative genomic insights into ecophysiology of neutrophilic, microaerophilic iron oxidizing bacteria, Frontiers in Microbiology, doi: 10.3389/fmicb.2015.01265.

Hanson, T. E., Bonsu, E., Tuerk, A., Marnocha, C. L.^, and Chan, C.S. (2015) Chlorobaculum tepidum growth on biogenic S(0) as the sole photosynthetic electron donor, Env. Microbiol., 18:2856-2867. DOI: 10.1111/1462-2920.12995.

McAllister, S. M.^, Barnett, J. M.^, Heiss, J. W., Findlay, A. J., MacDonald, D. J., Dow, C. L., Luther, III, G. W., Michael, H. A., and Chan, C. S.* (2015) Dynamic hydrologic and biogeochemical processes drive microbially enhanced iron and sulfur cycling within the intertidal mixing zone of a beach aquifer, Limnol. Oceanogr., 60, 329-345.

MacDonald, D. J., Findlay, A.J., McAllister, S. M.^, Barnett, J. M.^, Hredzak-Showalter, P., Krepski, S. T.^, Cone, S. G.^, Scott, J., Bennett, S. K., Chan, C. S., Emerson, D., Luther, G. W. (2014) Using in situ voltammetry as a tool to search for iron oxidizing bacteria: from fresh water wetlands to hydrothermal vent sites, Env. Sci. Process. Impact, 16, 2117-2126.

Ruocco, M. H. W., Chan, C. S., Hanson, T. E., and Church, T. M. (2014) Biotransformation and distribution of selenium in cultures of the marine yeast Rhodotorula mucilaginosa-13B, Geomicrobiol. J., 31, 769-778.

Sawyer, A. H., Lazareva, O., Kroeger, K., Crespo, K. Stieglitz, T., Chan, C. S., and Michael, H. A. (2014) Shallow stratigraphic controls on fluid and solute fluxes across the sediment-water interface of an estuary, Limnol. Oceanogr., 59, 997-1010.

Kato, S., Krepski, S. T.^, Chan, C. S., Itoh, T. and Ohkuma, M. (2014) Ferriphaselus amnicola gen. nov., sp. nov., a neutrophilic, stalk-forming, iron-oxidizing bacterium isolated from an iron-rich groundwater seep. IJSEM, 64, 921–925.

Fleming, E. J., Cetinic, I., Chan, C. S., King, D. W., and Emerson, D. (2014) Ecological succession among Fe-oxidizing bacteria. ISME J., doi: 10.1038/ismej.2013.197.

Krepski, S. T.^, Emerson, D., Hredzak-Showalter, P. L., Luther, G. W. and Chan, C. S.* (2013) Morphology of biogenic iron oxides records microbial physiology and environmental conditions: toward interpreting iron microfossils. Geobiology, 11:457-471.

Kato, S., Chan, C. S., Itoh, T. and Ohkuma, M. (2013) Functional gene analysis of freshwater iron-rich flocs at circumneutral pH and isolation of a stalk-forming microaerophilic iron-oxidizing bacterium. Applied and Environmental Microbiology, 79:5283-5290.

Fleming, E. J., Davis, R., McAllister, S., Chan, C. S., Moyer, C. L., Tebo, B., Emerson, D. (2013) Hidden in plain sight: discovery of sheath-forming, Fe-oxidizing Zetaproteobacteria at Loihi Seamount. FEMS Microbial Ecology, 85: 116-127.

Saini, G.^ and Chan, C. S.* (2013) Near-neutral surface charge and hydrophilicity prevent mineral encrustation of Fe-oxidizing microorganisms. Geobiology, 11:191-200.

Krepski, S. T.^, Hanson, T. E. and Chan, C. S.* (2012) Isolation and characterization of a novel biomineral stalk-forming iron-oxidizing bacterium from a circumneutral groundwater seep, Environmental Microbiology, 14:1671-1680.

Singer, E., Emerson, D., Webb, E.A., Kuenen, J. G., Nelson, W. C., Barco, R. A., Chan, C. S., Comolli, L. R., Heidelberg, J. F., Ferriera, S., Johnson, J., and Edwards, K. J. (2011) Mariprofundus ferrooxydans PV-1: The first genome of a marine Fe(II) oxidizing Zetaproteobacterium, PLOS One, 6: e25386.

Comolli, L. R., Luef, B, and Chan, C. S.* (2011) High resolution 2D and 3D cryo-TEM reveals structural adaptations of two stalk-forming bacteria to an Fe-oxidizing lifestyle. Environmental Microbiology, 13: 2915-2929.

Yücel, M., Gartman, A., Chan, C. S., Luther, III, G. W. (2011) Hydrothermal vents as a kinetically stable pyrite (FeS2) nanoparticle source to the ocean, Nature Geoscience, 4: 367-371.

Edwards, K. J., Glazer, B. T., Rouxel, O. J., Bach, W., Emerson, D., Davis, R. E., Toner, B. M., Chan, C. S., Tebo, B. M., Staudigel, H., Moyer, C. L. (2011) Ultra-diffuse Hydrothermal Venting Supports Fe-oxidizing Bacteria and Massive Umber Deposition at 5000m off Hawai`i. ISME Journal, 5: 1748–1758.

Chan, C. S.*, Fakra, S. C., Emerson, D., Fleming, E. J., and Edwards, K. J. (2011) Lithotrophic iron-oxidizing bacteria produce organic stalks to control iron mineral growth: Implications for biosignature formation, ISME Journal, 5: 717-727.

Chan, C. S.*, Fakra, S., Edwards, D. C., Emerson, D. and Banfield, J. F. (2009) Iron oxyhydroxide mineralization on microbial polysaccharides. Geochim. Cosmochim. Acta, 73: 3807-3818.

Toner, B. M., Santelli, C. M., Marcus, M. A., Wirth, R., Chan, C. S., McCollom, T., Bach, W., and Edwards, K. J. (2009) Biogenic iron oxide formation at mid-ocean ridge hydrothermal vents: Juan de Fuca Ridge. Geochim. Cosmochim. Acta, 73: 388-403.

Singer, S. W., Chan, C. S., Zemla, A., VerBerkmoes, N. C., Hwang, M. H., Hettich, R. L., Banfield, J. F., Thelen, M. P. (2008) Characterization of cytochrome 579, an unusual cytochrome isolated from an iron-oxidizing microbial community. Appl. Environ. Microbiol. 74: 4454-4462.

Jeans, C., Singer, S. W., Chan, C. S., VerBerkmoes., N. C., Hettich, R. L., Banfield, J. F., and Thelen, M. P. (2008) Cytochrome 572 is a conspicuous membrane protein with iron oxidation activity purified directly from a natural acidophilic microbial community. ISME Journal, 2: 542-50.

Emerson, D., Rentz, J. A., Lilburn, T. G., Davis, R. E., Aldrich, H., Chan, C., Moyer, C. L. (2007) A novel lineage of proteobacteria involved in formation of marine Fe-oxidizing microbial mat communities. PLoS One, 2: e667 .

Chan, C. S., de Stasio, G., Welch, S. A., Girasole, M., Frazer, B., Nesterova, M., Fakra, S. and Banfield, J. F. (2004) Microbial polysaccharides template assembly of nanocrystal fibers. Science, 303: 1656-1658.

Banfield, J. F., Moreau, J. W., Chan, C. S., Welch, S. A. & Little, B. (2001) Mineralogical biosignatures and the search for life on Mars. Astrobiology, 1: 447-467.