• Assistant Professor, School Of Biological Sciences


  • Karasov, T. L., Shirsekar, G., Schwab, R. & Weigel, D. (2020). What natural variation can teach us about resistance durability. Current Opinion in Plant Biology. Vol. 56, 89–98. Published, 08/2020.
  • Regalado, J., Lundberg, D. S., Deusch, O., Kersten, S., Karasov, T., Poersch, K., Shirsekar, G. & Weigel, D. (2020). Combining whole-genome shotgun sequencing and rRNA gene amplicon analyses to improve detection of microbe--microbe interaction networks in plant leaves. ISME Journal. Vol. 14, 2116–2130. Published, 05/2020.
  • Karasov, T. L., Neumann, M., Duque-Jaramillo, A., Kersten, S., Bezrukov, I., Schröppel, B., Symeonidi, E., Lundberg, D. S., Regalado, J., Shirsekar, G., Bergelson, J. & Weigel, D. (2019). The relationship between microbial biomass and disease in the Arabidopsis thaliana phyllosphere. BioRxiv. Published, 11/2019.
  • Karasov, T. L., Almario, J., Friedemann, C., Ding, W., Giolai, M., Heavens, D., Kersten, S., Lundberg, D. S., Neumann, M., Regalado, J., Neher, R. A., Kemen, E. & Weigel, D. (2018). Arabidopsis thaliana and Pseudomonas Pathogens Exhibit Stable Associations over Evolutionary Timescales. Cell Host Microbe. Vol. 24, 168–179. Published, 07/2018.
  • Machado, H. E., Bergland, A. O., Taylor, R., Tilk, S., Behrman, E., Dyer, K., Fabian, D. K., Flatt, T., González, J., Karasov, T. L., Kozeretska, I., Lazzaro, B. P., Merritt, T. J. S., Pool, J. E., O’Brien, K., Rajpurohit, S., Roy, P. R., Schaeffer, S. W., Serga, S., Schmidt, P. & Petrov, D. (2018). Broad geographic sampling reveals predictable and pervasive seasonal adaptation in Drosophila. BioRxiv. Published, 06/2018.
  • Karasov, T. L., Barrett, L., Hershberg, R. & Bergelson, J. (2017). Similar levels of gene content variation observed for Pseudomonas syringae populations extracted from single and multiple host species. PLoS One. Published, 09/2017.
  • Exposito-Alonso, M., Karasov, T. & … Weigel, D. (2017). A rainfall-manipulation experiment with 517 Arabidopsis thaliana accessions. BioRxiv. Published, 09/2017.
  • Karasov, T., Messer, P. W. & Petrov, D. A. (2017). Evidence that adaptation in Drosophila is not limited by mutation at single sites. PLOS Genetics. Published, 06/2017.
  • Karasov, T. L., Chae, E., Herman, J. J. & Bergelson, J. (2017). Mechanisms to Mitigate the Trade-Off between Growth and Defense. The Plant Cell. 666–680. Published, 04/2017.
  • Vetter, M., Karasov, T. L. & Bergelson, J. (2016). Differentiation between MAMP Triggered Defenses in Arabidopsis thaliana. PLoS Genetics. Published, 06/2016.
  • Karasov, T. L., Kniskern, J. M., Gao, L., DeYoung, B. J., Ding, J., Dubiella, U., Lastra, R. O., Nallu, S., Roux, F., Innes, R. W., Barrett, L. G., Hudson, R. R. & Bergelson, J. (2014). The long-term maintenance of a resistance polymorphism through diffuse interactions. Nature. Vol. 512, 436–440. Published, 07/2014.
  • Karasov, T. L., Horton, M. W & Bergelson, J. (2014). Genomic variability as a driver of plant–pathogen coevolution?. Current Opinion in Plant Biology. Vol. 18, 24-30. Published, 04/2014.
  • González, J., Karasov, T. L, Messer, P. W. & Petrov, D. A. (2010). Genome-wide patterns of adaptation to temperate environments associated with transposable elements in Drosophila. PLoS Genetics. Published, 04/2010.


  • Carnegie Institute Seminar Series. Stanford, CA. Invited Talk/Keynote, Presented, 12/2021.
  • Nature Conference “Harnessing the Plant Microbiome”. Davis, CA. Invited Talk/Keynote, Presented, 10/2021.
  • University College London Seminar Series. London, UK. Invited Talk/Keynote, Presented, 10/2021.
  • International Conference for Arabidopsis Research (ICAR). Washington (WA). Contributed Talk, Presented, 06/2021.
  • Plant and Microbiology Seminar Series. UC Berkeley. Berkeley, CA. Invited Talk/Keynote, Presented, 04/2021.
  • Department of Biology Seminar Series. Utah State University. Logan, UT. Invited Talk/Keynote, Presented, 04/2021.
  • Mathematical Biology Seminar Series. University of Utah. Salt Lake City, UT. Invited Talk/Keynote, Presented, 11/2020.
  • “From the Microbiome to the gene.” Welcome Trust meeting for Plant Genomes in a Changing Environment. Hinxton, England. Invited Talk/Keynote, Presented, 10/2019.
  • “From the Microbiome to the gene.” MPMI Meeting. Invited Talk/Keynote, Presented, 07/2019.
  • “The Genetics of Host-Pathogen Evolution.” Seminar series at Stanford University. Invited Talk/Keynote, Presented, 03/2019.
  • “Host-Pathogen Evolution and the Maintenance of Genetic Diversity.” Gordon Lark Keynote Speaker at the University of Utah. Salt Lake City, UT. Invited Talk/Keynote, Presented, 08/2018.
  • “Long-term maintenance and expansions of dozens of pathogenic Pseudomonas strains within A. thaliana populations.” Pathobiome conference. Ajaccio, Corsica. Contributed Talk, Presented, 03/2018.
  • "Evidence of pathogen success through microbe-microbe interactions.” EMBL conference “New Model Systems for Linking Evolution and Ecology.” Heidelberg, Germany. Contributed Talk, Presented, 05/2016.
  • “The long-term maintenance of a resistance polymorphism through diffuse interactions.” The Sainsbury Laboratory. Norwich, England. Invited Talk/Keynote, Presented, 10/2014.
  • “Balancing selection for resistance and virulence in plants and pathogens.” Society for the Study of Evolution (SSE) meeting, Ottawa, Canada. Contributed Talk, Presented, 07/2012.