Peter Davies, BVSc, PhD

Professor, Emeritus, Department of Veterinary Population Medicine (VPM)

Peter Davies

Contact Info

[email protected]

Fax 612-625-1210

Office Address:
385L AnSci/VetMed Bldg
1988 Fitch Avenue
St. Paul, MN 55108

Professor, Emeritus, Department of Veterinary Population Medicine (VPM)

College of Veterinary Medicine

PhD, University of Sydney, New South Wales

BVSc (Honors), Melbourne University


Research Summary/Interests

Swine health and production

Foodborne pathogens and zoonotic disease in food animal production systems
Veterinary epidemiology
Antimicrobial use in food animal production and antimicrobial resistance
Disease surveillance and regional disease control
Societal issues related to food animal production


Davies PR, Hurd, HS, Funk JA, Fedorka-Cray PJ, Jones FT. (2004). The role of contaminated feed in the epidemiology and control of Salmonella enterica in pork production. Foodborne Pathogens and Disease 1:202-215.

Gebreyes W,A Davies PR, Turkson PK, Morrow WE, Funk JA, Altier C. (2004). Salmonella enterica serovars from pigs on farms and after slaughter and validity of using bacteriologic data to define herd Salmonella status. J Food Prot. 67:691-697.

Gebreyes WA, Davies PR, Turkson PK, Morrow WE, Funk JA, Altier C, Thakur S. (2004). Characterization of antimicrobial-resistant phenotypes and genotypes among Salmonella enterica recovered from pigs on farms, from transport trucks, and from pigs after slaughter. J Food Prot. 67:698-705.

Davies PR. (2011). Intensive swine production and pork safety. Foodborne Pathogens and Disease 8: 189-201

Davies PR. (2012). One world, one health: the threat of emerging swine diseases. A North American perspective.Transboundary and Emerging Diseases 59:(Suppl. 1)18–26.

Mollenkopf DF, Mirecki JM, Daniels JB, Funk JA, Hansen GE, Davies PR, Donovan TS, Wittum TE (2013). Escherichia coli and Klebsiella pneumoniae producing CTX-M cephalosporinase from swine finishing barns and their association with antimicrobial use. Applied and Environmental Microbiology 79:1052-1054.

Smith TA, Gebreyes WA, Abley MJ, Bayleyegn M, Harper-Maples A, Forshey BM, Male MJ, Martin HW, Sreevatsan S, Thakur S, Thiruvengadam M, Davies PR. (2013) Methicillin-resistant Staphylococcus aureus in pigs and farm workers on conventional and antibiotic-free swine farms in the USA. PLoS ONE 8(5): e63704. doi:10.1371/journal.pone.0063704

Alonso C, Murtaugh MP, Dee SA, Davies PR (2013). Epidemiological study of air filtration systems for preventing PRRSV infection in large sow herds. Preventive Veterinary Medicine 112 :109-117

Alonso C, Goede D, Morrison RB, Davies PR, Rovira A, Marthaler D, Torremorell M. (2014). Evidence of infectivity of airborne porcine epidemic diarrhea virus and detection of airborne viral RNA at long distances from infected herds.Veterinary Research Vet Res. 45:73.

Linhares LL, Yang M, SreevatsanS, Munoz-Zanzi CA, Torremorell M, Davies PR. (2015). The effect of anatomic site and age on detection of Staphylococcus aureus in pigs. Journal Veterinary Diagnostic Investigation 27:55-60.

Johnson T, Danzeisen JL, Kobluk K, Lang K, Rivet B, Borewicz K, Isaacson RE, Frye J, Englen M, Anderson J, Singer R,Davies PR. (2015). In vivo transmission of an inca/C plasmid in Escherichia coli depends on tetracycline concentration, and acquisition of the plasmid results in a variable cost of fitness. Applied Environmental Microbiology 81:3561-3570.

See also: PubMed, a service provided by the National Library of Medicine