Research

Abstracts:

• Bono JL, Smith TP, Keen JE, Harhay GP, McDaneld TG, Mandrell RE, Jung WK, Besser TE, Gerner-Smidt P, Bielaszewska M, Karch H, Clawson ML. Phylogeny of Shiga toxin-producing Escherichia coli O157 isolated from cattle and clinically ill humans. Mol Biol Evol. 2012 Aug;29(8):2047-62. doi: 10.1093/molbev/mss072. Epub 2012 Feb 21.
• Eberhart LJ, Deringer JR, Brayton KA, Sawant AA, Besser TE, Call DR. Characterization of a novel microcin that kills enterohemorrhagic Escherichia coli O157:H7 and O26. Appl Environ Microbiol. 2012 Sep;78(18):6592-9. doi: 10.1128/AEM.01067-12. Epub 2012 Jul 6.
• Irshad H, Cookson AL, Hotter G, Besser TE, On SL, French NP. Epidemiology of Shiga toxin-producing Escherichia coli O157 in very young calves in the North Island of New Zealand. N Z Vet J. 2012 Jan;60(1):21-6. doi: 10.1080/00480169.2011.627063.
• Mellor, G.E., Besser, T.E., Davis, M.A., Beavis, B., Jung, W., Smith, H.V., Jennison, A.V., Doyle, C.J., Chandry, P.S., Gobius, K.S., & Fegan, N. 2013. Multilocus genotype analysis of E. coli O157 from Australia and the USA provides evidence of geographic divergence. Applied and Environmental Microbiology. 2013 Jun 14. [Epub ahead of print]
• Shringi S, Schmidt C, Katherine K, Brayton KA, Hancock DD, Besser TE. 2012. Carriage of stx2a differentiates clinical and bovine-biased strains of Escherichia coli O157. Department of Veterinary Microbiology and Pathology, Washington State University, Pullman, Washington, United States of America. PLoS One. 2012;7(12):e51572. doi: 10.1371/journal.pone.0051572. Epub 2012 Dec 11.
• Smith DR, Vogstad A. Vaccination as a method of E. coli O157:H7 reduction in feedlot cattle.  In: On-Farm Strategies to Control Foodborne Pathogens. Eds, Callaway T, Edrington TS. Advances in Food Safety and Food Microbiology. Nova Science Publishers. In press.
• Vogstad AR, Moxley RA, Erickson GE, Klopfenstein TJ, Rogan D, Culbert R. Smith DR. Meta-analysis of a three-dose regimen of a type III secreted protein vaccine for efficacy at reducing STEC O157 in feces of feedlot cattle. Conference of Research Workers in Animal Disease. Chicago, IL. December 5, 2011. #084.
• Vogstad AR, Moxley RA, Erickson GE, Klopfenstein TJ, Smith DR. Simulation model of vaccinating cattle against STEC O157 for pre-harvest food safety. Conference of Research Workers in Animal Disease. Chicago, IL. December 5, 2011. #082.

Publications:

• Differential virulence of clinical and bovine-biased enterohemorrhagic Escherichia coli O157:H7 genotypes in piglet and Dutch belted rabbit models. Shringi S, García A, Lahmers KK, Potter KA, Muthupalani S, Swennes AG, Hovde CJ, Call DR, Fox JG, Besser TE. Infect Immun. 2012 Jan;80(1):369-80. Epub 2011 Oct 24.
• Epidemiology of Shiga toxin-producing Escherichia coli O157 in very young calves in the North Island of New Zealand. H Irshad, AL Cookson, G Hotter, TE Besser, SLW On, and NP French.  New Zealand Veterinary Journal, 60:1,  21-26.
• Molecular risk assessment and epidemiological typing of Shiga Toxin-producing Escherichia coli by using a novel PCR binary typing system.  Brandt SM, King N, Cornelius AJ, Premaratne A, Besser TE, On SL.  Appl Environ Microbiol. 2011 Apr; 77(7): 2458-70. Epub 2011 Feb 4.
• Phylogeny of Shiga Toxin-Producing Escherichia coli O157 Isolated from Cattle and Clinically Ill Humans. Bono JL, Smith TP, Keen JE, Harhay GP, McDaneld TG, Mandrell RE, Jung WK, Besser TE, Gerner-Smidt P, Bielaszewska M, Karch H, Clawson ML. Mol Biol Evol. 2012 Feb 21. [Epub ahead of print]
• Priximity-Dependent Inhibition in Escherichia coli Isolates from Cattle.  Sawant AA, Casavant NC, Call DR, Besser TE.  Appl Environ Microbiol. 2011 Apr; 77(7):2345-51. Epub 2011 Feb 4.
• Urine from Treated Cattle Drives Selection for Cephalosporin Resistant Escherichia coli in Soil. Murugan Subbiah, Devendra H Shah, Thomas E Besser, Jeffrey L Ullman, Douglas R Call. PLoS ONE 7(11): e48919. doi:10.1371/journal.pone.0048919 (2012).

Presentations:

• Smith DR. 2011. How are cattle colonized by EHEC O157 and how is it transmitted between cattle.  Understanding EHEC colonisation and transmission in cattle: Addressing the evidence gaps. UK Food Standards Agency.  The Royal (Dick) School of Veterinary Studies, Edinburgh, Scotland Nov 29-30, 2011.