title: Assessment of diagnostic tools for identifying cattle shedding and super-shedding Escherichia coli O157:H7 in a longitudinal study of naturally infected feedlot steers in Ohio.
authors.affiliation: Department of Population Medicine, Ontario Veterinary College, University of Guelph, Guelph, Canada. ncernicc@uoguelph.ca
authors.forename: Natalia
authors.initials: N
authors.lastname: Cernicchiaro
authors.forename: David L
authors.initials: DL
authors.lastname: Pearl
authors.forename: Scott A
authors.initials: SA
authors.lastname: McEwen
authors.forename: Jeffrey T
authors.initials: JT
authors.lastname: LeJeune
mesh_terms: D001003:Anal Canal / Q000382:microbiology; D000822:Animal Husbandry / Q000379:methods; D000818:Animals; D057138:Bacterial Shedding; D002417:Cattle; D002418:Cattle Diseases / Q000175:diagnosis* / Q000453:epidemiology / Q000382:microbiology*; D015169:Colony Count, Microbial / Q000662:veterinary; D004927:Escherichia coli Infections / Q000175:diagnosis / Q000453:epidemiology / Q000662:veterinary*; D019453:Escherichia coli O157 / Q000254:growth & development / Q000302:isolation & purification / Q000502:physiology*; D005243:Feces / Q000382:microbiology; D005517:Foodborne Diseases / Q000517:prevention & control; D018189:Immunomagnetic Separation / Q000662:veterinary; D016015:Logistic Models; D008137:Longitudinal Studies; D008297:Male; D009820:Ohio / Q000453:epidemiology; D015995:Prevalence; D012007:Rectum / Q000382:microbiology; D012680:Sensitivity and Specificity; D013048:Specimen Handling / Q000379:methods / Q000662:veterinary*