Image of Joanna Borgogna

 Joanna-Lynn Borgogna, Ph.D. Microbiology and Immunolgy

Advisor: Carl Yeoman

Dissertation: Examining the Potential Role of Biogenic Amines in Vaginal Microbial Ecology and Gynecological Health

Future Plans:


  1. Nelson TM, BorgognaJC, Michalek RD, et al. Cigarette smoking is associated with an altered vaginal tract metabolomic profile. Sci Rep. 2018;8(1):852.
  2. Borgogna, J.-L., Santori, E. K., Nelson, T. M., Ravel, J., Shardell, M., Gravitt, P., et al. (2017). P1.27 Hpv is associated with an altered metabolomic profile in the vaginal tract (pp. A54.2–A54). Presented at the STI and HIV World Congress Abstracts, July 9–12 2017, Rio de Janeiro, Brazil, BMJ Publishing Group Ltd.
Image of Greg Krantz

Greg Krantz, Ph.D. Microbiology

Advisor: Matt Fields

Dissertation: The Biofilm Matrix in Sulfate-Reducing Bacterial Biofilms: Potential Roles for Electron Mediators and Large Proteins

Future Plans: 


  1.  Gregory P. Krantz, Kilean Lucas, Erica L.- Wunderlich, Linh T. Hoang, Recep Avci, Gary Siuzdak & Matthew W. Fields (2019) Bulk phase resource ratio alters carbon steel corrosion rates and endogenously produced extracellular electron transfer mediators in a sulfate-reducing biofilm, Biofouling, 35:6, 669-683, DOI: 10.1080/08927014.2019.1646731
Image of Mike Coryell in laboratory

Micheal Coryell, Ph.D. Microbiology

Advisor: Seth Walk

Dissertation: Investigating arsenic-microbiome interactions in vivo

Future Plans: Postdoctoral fellow for FDA in the Center for Biologics Evaluation and Research


  1. Coryell M, McAlpine M, Pinkham NV, McDermott TR, Walk ST. The gut microbiome is required for full protection against acute arsenic toxicity in mouse models. Nature Communications. December 2018:1–9. doi:10.1038/s41467-018-07803-9.
Image of Hannah Schweitzer

Hannah Schweitzer, Ph.D. Microbiology

Advisor: Matthew Fields

Dissertation: Bacterial and Archaeal Community Dynamics in Relation to Organic Carbon Consumption and Sulfate Gradients in the Powder River Basin.

Future Plans: Postdoctoral fellow at UiT, Norway


  1.  Schweitzer H, Ritter D, McIntosh J, et al. Changes in microbial communities and associated water and gas geochemistry across a sulfate gradient in coal beds:Powder River Basin, USA. Geochimica et Cosmochimica Acta. 2019;245:495–513. doi:10.1016/j.gca.2018.11.009.
Image of Anna Zelaya

Anna Zelaya, Ph.D. Microbiology

Advisor: Matthew Fields

Dissertation: Bacterial Community Dynamics and Variability in Shallow Aquifers

Future Plans: Postdoctoral fellow in Biology at Emory University


  1. H J Smith, A J Zelaya, K B De León, R Chakraborty, D A Elias, T C Hazen, A P Arkin, A B Cunningham, M W Fields, Impact of hydrologic boundaries on microbial planktonic and biofilm communities in shallow terrestrial subsurface environments, FEMS Microbiology Ecology, Volume 94, Issue 12, December 2018fiy191,
Image of Rachel Rawle

Rachel Rawle, Ph.D. Microbiology

Advisor: Dr. Brian Bothner and Dr.Tim McDermott

Dissertation: Omics Analyses Identify Arsenic-Microbial Interactions in the Environment and in Your Gut.

Future Plans:


  1. Rawle RA, Kang Y, Bothner B, Wang G, McDermott T. Transcriptomics analysis defines global cellular response of Agrobacterium tumefaciens5A to arsenite exposure regulated through the histidine kinases PhoR and AioS. Environmental Microbiology. 2019; org/10.1111/1462-2920.14577
  1. Rawle RA, Hamerly T, Tripet BP, et al. Multi-omics analysis provides insight to the Ignicoccus hospitalis-Nanoarchaeum equitans association. Biochim Biophys Acta. 2017;1861(9):2218–2227. doi:10.1016/j.bbagen.2017.06.001.
Jacob Munson-McGee

Jacob Munson-McGee, Ph.D. Microbiology

Advisor: Dr. Mark Young

Dissertation: Virus-Host Interactions at the Single Cell Level in Hot Springs of Yellowstone National Park.

Future Plans: Jacob is currently conducting research for Bigelow Laboratory for Ocean Sciences


  1. Munson-McGee JH, Peng S, Dewerff S, et al. A virus or more in (nearly) every cell: ubiquitous networks of virus-host interactions in extreme environments. ISME J. 2018;12(7):1706–1714. doi:10.1038/s41396-018-0071-7.
  2. Hochstein RA, Amenabar MJ, Munson-McGee JH, Boyd ES, Young MJ. Acidianus Tailed Spindle Virus: a New Archaeal Large Tailed Spindle Virus Discovered by Culture-Independent Methods. Journal of Virology. 2016;90(7):3458–3468. doi:10.1128/JVI.03098-15.
  3. Munson-McGee JH, Snyder JC, Young MJ. Archaeal Viruses from High-Temperature Environments. Genes (Basel). 2018;9(3). doi:10.3390/genes9030128.
  4. Wagner C, Reddy V, Asturias F, et al. Isolation and Characterization of Metallosphaera Turreted Icosahedral Virus, a Founding Member of a New Family of Archaeal Viruses. Journal of Virology. 2017;91(20). doi:10.1128/JVI.00925-17.
  5. Munson-McGee JH, Field EK, Bateson M, Rooney C, Stepanauskas R, Young MJ. Nanoarchaeota, Their Sulfolobales Host, and Nanoarchaeota Virus Distribution across Yellowstone National Park Hot Springs. Appl Environ Microbiol. 2015;81(22):7860–7868. doi:10.1128/AEM.01539-15.
Delisha Meishery

Delisha Meishery-Patel, Ph.D. Microbiology & Immunology

Advisor: Jovanka Voyich

Dissertation: Insights into the molecular mechanisms of sensing and responding to the host by Staphylococcus aureus.

Future Plans: Assistant Professor/ Director of Research for Doctorate in Occupational Therapy program at Rocky Mountain College, MT.


Alyssa Carlson

Alyssa Carlson, Ph.D. Cell Biology 

Advisor: Dr. Ron June

Dissertation: Characterization of Metabolic Changes in Osteoarthritis using Global Metabolomic Profiling

Future Plans: Alyssa is an assistant professor of Biomechanics at Carrol College, MT.


  1. Carlson, A. K., Rawle, R. A., Adams, E., Greenwood, M. C., Bothner, B., & June, R. K. (2018). Application of global metabolomic profiling of synovial fluid for osteoarthritis biomarkers. Biochemical and biophysical research communications499(2), 182-188.
  2. Carlson, A. K., McCutchen, C. N., & June, R. K. (2017). Mechanobiological implications of articular cartilage crystals. Current opinion in rheumatology29(2), 157-162.


Ashley Beck

Ashley Beck, Ph.D. Microbiology & Immunology

Advisor: Dr. Ross Carlson

Dissertation: Microbial Interactions and the Role of Environmental Stress in Natural and Synthetic Consortia

Future Plans: Ashley is an assistant professor for metabolic engineering in the Department of Biological and Agricultural Engineering at North Carolina State University.


  1. Beck, A.E., Bernstein, H.C., Carlson, R.P(2017).Stoichiometric Network Analysis of Cyanobacterial Acclimation to Photosynthesis-Associated Stresses Identifies Heterotrophic Niches. Processes5(2), 32; doi:10.3390/pr5020032.
  2. Carlson, R. P., Beck, A. E., Phalak, P., Fields, M. W., Gedeon, T., Hanley, L., Harcombe, W. R., Henson, M. A., and Heys, J. J. (2018). Competitive resource allocation to metabolic pathways contributes to overflow metabolisms and emergent properties in cross-feeding microbial consortia, Biochemical Society Transactions (46)2, 269-284; DOI:
  3. Schmitt-Wilson, S., Downey, J., and Beck, A. E. (2018). Rural educational attainment: The importance of context, Journal of Research in Rural Education 33(1), 1-14.
  4. Schepens, D., Beck, A. E., Heys, J. J., Gedeon, T., & Carlson, R. P. (2017). The benefits of resource partitioning and division of labor in microbial consortia. In P. Amar, F. Kepes, & V. Norris (Eds.), Advances in systems and synthetic biology (pp. 137-148). EDP Sciences Publishing.



Tatsuya Akiyama, Ph.D. Microbiology & Immunology

Advisor: Dr. Michael Franklin

Dissertation: The Roles of Hibernation Promoting Factor in Resuscitation of Pseudomonas aeruginosa from Dormancy.


  1. Akiyama, T., Williamson, K. S., Schaefer, R., Pratt, S., Chang, C. B., & Franklin, M. J. (2017). Resuscitation of Pseudomonas aeruginosafrom dormancy requires hibernation promoting factor (PA4463) for ribosome preservation. Proceedings of the National Academy of Sciences114(12), 3204–3209.


Lauren Brutscher

Laura Brutscher, Ph.D. Microbiology

Advisors: Dr. Michelle Flenniken and Dr. Carl Yeoman

Dissertation: Insect-Microbe Interactions: Honey Bee Antiviral Defense and Wheat Stem Sawfly Microbiome

Future Plans: Lauren is in U.C. Davis California for her Postdoc.


  1. Brutscher, L. M., Daughenbaugh, K. F. & Flenniken, M. L. Antiviral defense mechanisms in honey bees. Curr. Opin. Insect Sci. 2, 1–12 (2015).
  2. Brutscher, L. M. & Flenniken, M. L. RNAi and Antiviral Defense in the Honey Bee. J. Immunol. Res. 2015, 1–10 (2015).
  3. Brutscher, L. M., McMenamin, A. J. & Flenniken, M. L. The Buzz about Honey Bee Viruses. PLoS Pathog. 12, 1–7 (2016).
  4. Brutscher, L. M., Daughenbaugh, K. F. & Flenniken, M. L. Virus and dsRNA-triggered transcriptional responses reveal key components of honey bee antiviral defense. Sci. Rep. 7, 6448 (2017).

photo credit Kelly Gorham



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Sarah Mailhiot, Ph.D. Engineering

Advisor: Dr. Ron June

Dissertation: Diffusion and Diffusive Exchange are Sensitive to the Structure of Cartilage as Measured by Nuclear Magnetic Resonance

Future Plans: Sarah is currently in Sweden for a Postdoc in Physical Chemistry.


  1. Mailhiot SE, Zignego DL, Prigge JR, Wardwell ER, Schmidt EE, June RK (2015) Non-Invasive Quantification of Cartilage Using a Novel In Vivo Bioluminescent Reporter Mouse. PLoS ONE 10(7)
  2. Mailhiot, S. E., Williamson, N. H., Brown, J. R., Seymour, J. D., Codd, S. L., & June, R. K. (2017). T 1–T 2 Correlation and Biopolymer Diffusion Within Human Osteoarthritic Cartilage Measured with Nuclear Magnetic Resonance. Applied Magnetic Resonance, 48(4), 407–422.

Photo credit Kelly Gorham

katie davis

Katie Davis, Ph.D. Engineering

Advisors: Dr. Robin Gerlach and Dr. Mathew Fields

Dissertation: Organic Amendments for Enhancing Microbial Coalbed Methane Production

Future Plans: Katie is working for a biogas company in Colorado called Carbon Cycle Energy. She is the Development and Applied Technology Manager.


1. Barnhart, E. P., Davis, K. J., Varonka, M., Orem, W., Cunningham, A. B., Ramsay, B. D., & Fields, M. W. (2017). International Journal of Coal Geology. International Journal of Coal Geology, 171(C), 69–75. 

2. Davis, K., Lu, S., Barnhart, E., Parker, A., Fields, M., Gerlach, R. (2018). Type and amount of organic amendments affect enhanced biogenic methane production from coal and microbial community structure. Fuel 211(1) 600-608.