Jeong Lab at the University of Florida!
  • Our research goals are to provide solutions for animal and human health by understanding host-pathogen interactions at the molecular level. 
  • We develop methods to prevent and cure diseases caused by pathogens.

Recent news

 Current grants awarded

* Developing chitosan nanoparticles to intervene STEC. USDA NIFA. 2014-2018, $500 K

* Understanding antibiotic resistance occurence and development of mitigation strategies in cattle. USDA-NIFA. 2015-2019, $2.2 M

* We also have received funding from UF IFAS, EPI and Milk Check Off

Recent Publications, Since Jan. 2018

1.     Fan, Peixin, C. Nelson, M. Elzo, and K.C. Jeong. 2018. Animal breed composition shapes the gut microbiota, and its effects on the host metabolic and immunological status. Under review.

          2.   Fan, Peixin, C. Nelson, M. Elzo, and K.C. Jeong. 2018. Meconium microbiota varies with birthweight and influences the gut microbiota establishment during early stage of life. Under review.

       3.     Alejandro Garrido-Maestu, Zhengxin Ma, Sae-Yeol-Rim Paik, Nusheng Chen, Sanghoon Ko, Zhaohui Tong, K.C. Jeong. 2018. Engineering of Chitosan-derived nanoparticles to enhance antimicrobial activity against foodborne pathogen Escherichia coli O157:H7. Carbohydrate Polymers. 197:623-630

4.     Markland, S., Thomas A. Weppelmann, Zhengxin Ma, Shinyoung Lee, Raies A. Mir, Lin Teng, Amber Ginn, Choonghee Lee, Maria Ukhanova, Sebastian Galindo, Chad Carr, Nicolas DiLorenzo, SooHyoun Ahn, Jae Hyung Mah, Volkar Mai, Mobley Ray, J Glenn Morris, and K.C. Jeong. 2018. High Prevalence of Cefotaxime Resistant Bacteria in grazing Beef Cattle: A Cross Sectional Study. Frontiers in Microbiol. Under review.

5.     Mir, R, T.A. Weppelmann, L. Teng, A. Kirpich, M.A. Elzo, J.D. Driver, and K.C. Jeong. 2018. Colonization Dynamics of Cefotaxime Resistant Bacteria in Beef Cattle Raised Without Cephalosporin Antibiotics. Frontiers in Microbiol. 9:1-12

      6.   Jeong, K.C. J. Gyore, L. Teng, D. Ghosal, G.J. Jensen, J.P. Vogel. 2018. Polar targeting and assembly of the Legionella Dot/Icm type IV secretion system (T4SS) by T6SS-related components. bioRxiv. doi: https://doi.org/10.1101/315721

      7.      Ghosal, D. Yi-Wei Chang, K.C. Jeong, J.P. Vogel, G. Jensen. 2018. Molecular architecture of the Legionella Dot/Icm type IV secretion system. bioRxiv. doi: http://dx.doi.org/10.1101/312009

8.     Belli, A.L., A. Veronese, R. Moreira, K. Flanagan, M. Ballou, J. Clapper, J. Driver, C. Nelson, Corwin; K.C. Jeong, R. Ricardo. 2018. Effects of treatment of pre-weaned dairy calves with recombinant bovine somatotropin on immune responses and somatotropic axis. J. Dairy Sci. 101:1-14

9.     Rothrock, M., Peixin Fan, K.C. Jeong, Sun Ae Kim, Steven Ricke, and Si Hong Park. 2018. Genome sequences of a Listeria monocytogenes strain isolated from pastured flock poultry farm system. genomeA. 6(10). E00171-18. doi: 10.1128/genomeA.00171-18.

10.     Van Bruggen, AHC. M.M. He, K. Shin, V. Mai, K.C. Jeong, M.R. Finckh, J. G. Morris. 2018. Environmental and health effects of the herbicide glyphosate. Science of The Total Environment. 616:255-268.

11.     Lee, SY. M.J. Kim, H.J. Kim, K.C. Jeong, H.Y. Kim. 2018. Simultaneous detection of four foodborne viruses in food samples using a one-step multiplex PCR. J. Microbiol. Biotechnol. doi: 10.4014/jmb.1710.10008.

12.     Ogunade IM, Jiang Y, Pech Cervantes AA, Kim DH, Oliveira AS, Vyas D, Weinberg ZG, Jeong KC, Adesogan AT. 2018. Bacterial diversity and composition of alfalfa silage as analyzed by Illumina MiSeq sequencing: Effects of Escherichia coli O157:H7 and silage additives. J. Dairy Sci. doi: 10.3168/jds.2017-12876.10.

13.  Ma, Z.X., A. Garrido-Maestu, C. Lee, J. Chon, D. Jeong, Y. Yue, K. Sung, Y. Park, and K.C. Jeong. 2018. Comprehensive in vitro and in vivo evaluation of chitosan microparticles for risk assessments using epithelial cells and Caenorhabditis elegans. Hazardous Materials. J. Hazardous Materials. 341:248-256.

Our work is being recognized by media




On going... Research topics

Antimicrobial resistant microorganisms (i.e. ESBL)

Multidrug resistance

Chitosan microparticles

Whole genome sequencing (WGS)


Comparative genomics
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