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Photo: Bart C Weimer

Bart C Weimer- BS, PhD
Population Health & Reproduction

4023 VM3B
Davis, CA 95616

+1 530 752 0109


Research Focus

  • Molecular ecology of Salmonella in ready-to-eat foods and animals;
  • Molecular diagnostics development using lipids, artificial cells, and genomics;
  • Metagenomics of extreme environments, skin, and gut;
  • DNA/RNA modification in bacteria;
  • Signal transduction and genomics of bacterial association with eukaryotic cells;
  • Effect of the redox potential on bacterial metabolism during host association;
  • Metabolism of infection and commensalism;
  • Natural antibacterial compound discovery;
  • Computing regulartory neteworks for metabolic control analysis using flux, gene expression ane metabolomics

Specialty Focus



1990 PhD Nutrition & Food Sciences - Microbiology, Utah State University,
1986 BS Microbiology & Immunology, University of Arizona,

Honors and Awards

2010 Best Agronomic Paper, Canadian Agronomic Society
2010 Agilent Thought Leader Award
2008 Researcher of the Year, Utah State University, Nutrition & Food Sciences
2006 Iducted into Academic Keys Who's Who in Agriculture Higher Education
2003 Inducted into Empire Who's Who
2002 Inducted into International Who's Who Historical Society
2001-2004 Winder Chair in Food Sciences, Utah State University, Nutrition & Food Sciences
1999 Researcher of the Year, USU College of Family Life
1996 Winder Chair in Food Sciences, Utah State University, Nutrition & Food Sciences
1995 President, Institute for Food Technology, Bonneville Section
1995 Researcher of the Year, Utah State University, College of Family Life

Active Research Grants

Co-Investigator, Characterization and function of human milk glycopeptides., Dr. Bruce German (Food Sci & Tech) (Principal Investigator), Biostar/UC Coop

Co-Investigator, Synthesis and screening of bioactive glycolipids, Gervey-Hague (Principal Investigator), NIH

Principal Investigator, Flavor active microbe development, (Principal Investigator), Mars Petcare

Co-Investigator, Influence of moisture and phyllosphere microbiota on the persistence of E. coli O157:H7 on lettuce plants, Marco (Principal Investigator), USDA/CREEES

Principal Investigator, Microbial genomics, (Principal Investigator), Mars, Inc

Co-Investigator, V451OAP, Xi Chen (Chemistry) (Principal Investigator), NIH

Co-Investigator, Survival of bacteria and bacterial ecology in reduced sodium Cheddar cheese, McMahon (Utah) (Principal Investigator), United Dairymen of Idaho

Co-Investigator, Metagenomics of peridontal disease in dogs, Eisen (Genome Center) (Principal Investigator), Mars, Inc

Co-Investigator, A systematic study of cheese microbiology and flavor based on salt cation substitution in lower sodium cheddar cheese, McMahon (Utah) (Principal Investigator), Dairy Management, Inc.

Most Recent 10 Publications

  • Link Icon 2012 Heithoff DM, Shimp WR, House JK, Xie Y, Weimer BC, Sinsheimer RL, Mahan MJ Intraspecies variation in the emergence of hyperinfectious bacterial strains in nature PLoS Pathog,
  • Link Icon 2012 Maga EA, Desai PT, Weimer BC, Dao N, Kültz D, Murray JD Consumption of lysozyme-rich milk can alter microbial fecal populations Appl Environ Microbiol,
  • Link Icon 2012 Barboza M, Pinzon J, Wickramasinghe S, Froehlich JW, Moeller I, Smilowitz JT, Ruhaak LR, Huang J, Lönnerdal B, German JB, Medrano JF, Weimer BC, Lebrilla CB Glycosylation of human milk lactoferrin exhibits dynamic changes during early lactation enhancing its role in pathogenic bacteria-host interactions Mol Cell Proteomics DOI: 10.1074/mcp.M111.015248,
  • Link Icon 2011 Marcobal A, Barboza M, Sonnenburg ED, Pudlo N, Martens EC, Desai P, Lebrilla CB, Weimer BC, Mills DA, German JB, Sonnenburg JL Bacteroides in the infant gut consume milk oligosaccharides via mucus-utilization pathways Cell Host Microbe,
  • Link Icon 2011 Latta LC IV, Baker M, Crowl T, Parnell JJ, Weimer B, DeWald DB, Pfrender ME Species and genotype diversity drive community and ecosystem properties in experimental microcosms Evol Ecol,
  • Link Icon 2010 Wang J, Zhao B, Zhang W, Wu X, Wang R, Huang Y, Chen D, Park K, Weimer BC, Shen Y Mycoepoxydiene, a fungal polyketide, induces cell cycle arrest at the G2/M phase and apoptosis in HeLa cells Bioorg Med Chem Lett,
  • Link Icon 2010 LoCascio RG, Desai P, Sela DA, Weimer B, Mills DA Broad conservation of milk utilization genes in Bifidobacterium longum subsp. infantis as revealed by comparative genomic hybridization Appl Environ Microbiol,
  • Link Icon 2010 Parnell JJ, Rompato G, Latta LC, Pfrender ME, Van Nostrand JD, He Z, Zhou J, Andersen G, Champine P, Ganesan B, Weimer BC Functional biogeography as evidence of gene transfer in hypersaline microbial communities PLoS One,
  • Link Icon 2010 Bugger H, Schwarzer M, Chen D, Schrepper A, Amorim PA, Schoepe M, Nguyen TD, Mohr FW, Khalimonchuk O, Weimer BC, Doenst T Proteomic remodelling of mitochondrial oxidative pathways in pressure overload-induced heart failure Cardiovasc Res,
  • Link Icon 2009 Chen D, Peel MD, Olson KC, Weimer B, DeWald DB Differential ruminal degradation of alfalfa proteins Canadian J Plant Sci,

Most Recent 5 Book Chapters

2011 Weimer BC: Lactic acid bacteria: Physiology and stress response, Fuquay JW, Fox PF, McSweeney P, (ed), Encyclopedia of Dairy Science, 2nd Edition, London, England. .

2011 Coolbear T, Wilkenson M, Weimer BC: Lactic acid bacteria: LAB in flavour development, Fuquay JW, Fox PF, McSweeney P, (ed), Encyclopedia of Dairy Science, 2nd Edition, London, England. .

2009 Oren A, Baxter BK, Weimer BC: Microbial communities in salt lakes: Phylogenetic diversity, metabolic diversity, and in situ activities, Oren A, Naftz DL, Wurtsbaugh SJ WA, (ed), Saline Lakes Around the World: Unique Systems with Unique Values., Logan. 258-64.

2009 Weimer BC, Rompato G, Parnell J, Gann R, Ganesan B, Navas C, Gonzalez M, Clavel M, Albee-Scott S: Microbial biodiversity of Great Salt Lake, Utah, Oren A, Naftz DL, Wurtsbaugh SJ WA, (ed), Saline Lakes Around the World: Unique Systems with Unique Values, Logan. 15-22.

2008 Weimer BC, Desai P, Shah J: Genomics of food pathogens, , Foodborne Pathogens and Disease, New Rochelle. .