Works by Duffield, Todd

Results: 23

Factors influencing Ontario dairy veterinarians' management and care of down dairy cows.

Published in:

Frontiers in Veterinary Science, 2025, p. 1, doi. 10.3389/fvets.2025.1519284

By:

Brindle, John E.;
Renaud, David L.;
Haley, Derek B.;
Duffield, Todd F.;
Winder, Charlotte B.

Publication type:

Article

Identification of genetic markers associated with hyperketonemia patterns in early lactation Holstein cows.

Published in:

Journal of Animal Breeding & Genetics, 2024, v. 141, n. 6, p. 702, doi. 10.1111/jbg.12875

By:

Muniz, Maria Malane M.;
Serrenho, Rita Couto;
Duffield, Todd;
de Oliveira Junior, Gerson A.;
McArt, Jessica A. A.;
Baes, Christine F.;
Schenkel, Flavio Schramm;
Squires, E. James

Publication type:

Article

Two-Stage Rumen Cannulation Technique in Dairy Cows.

Published in:

Veterinary Surgery, 2015, v. 44, n. 5, p. 551, doi. 10.1111/vsu.12318

By:

Martineau, Roger;
Proulx, Julien G.;
Côrtes, Cristiano;
Brito, Andre F.;
Duffield, Todd F.

Publication type:

Article

Case-Based e-Learning Experiences of Second-Year Veterinary Students in a Clinical Medicine Course at the Ontario Veterinary College.

Published in:

Journal of Veterinary Medical Education, 2020, v. 47, n. 6, p. 678, doi. 10.3138/jvme.2018-0005

By:

Sawras, Michael;
Khosa, Deep;
Lissemore, Kerry;
Duffield, Todd;
Defarges, Alice

Publication type:

Article

An evaluation form to aid dairy producers to systematically assess cows prior to culling.

Published in:

Canadian Veterinary Journal / Revue Vétérinaire Canadienne, 2024, v. 65, n. 8, p. 802

By:

Duffield, Todd F.;
Moorman, Allison K. G.;
Godkin, M. Ann;
Kelton, David F.;
Rau, Jeffrey;
Haley, Derek B.

Publication type:

Article

Comparison of an online learning module to hands-on training in teaching a cautery disbudding technique for dairy calves including cornual nerve block application.

Published in:

Canadian Veterinary Journal / Revue Vétérinaire Canadienne, 2017, v. 58, n. 7, p. 735

By:

Winder, Charlotte B.;
LeBlanc, Stephen J.;
Haley, Derek B.;
Lissemore, Kerry D.;
Godkin, M. Ann;
Duffield, Todd F.

Publication type:

Article

Economic value of ionophores and propylene glycol to prevent disease and treat ketosis in Canada.

Published in:

Canadian Veterinary Journal / Revue Vétérinaire Canadienne, 2016, v. 57, n. 7, p. 733

By:

Gohary, Khaled;
Overton, Michael W.;
Von Massow, Michael;
LeBlanc, Stephen J.;
Lissemore, Kerry D.;
Duffield, Todd F.

Publication type:

Article

The cost of a case of subclinical ketosis in Canadian dairy herds.

Published in:

Canadian Veterinary Journal / Revue Vétérinaire Canadienne, 2016, v. 57, n. 7, p. 728

By:

Gohary, Khaled;
Overton, Michael W.;
Von Massow, Michael;
LeBlanc, Stephen J.;
Lissemore, Kerry D.;
Duffield, Todd F.

Publication type:

Article

Evaluation of the effects of treating dairy cows with meloxicam at calving on retained fetal membranes risk.

Published in:

Canadian Veterinary Journal / Revue Vétérinaire Canadienne, 2014, v. 55, n. 12, p. 1196

By:

Newby, Nathalie C.;
Renaud, David;
Tremblay, Robert;
Duffield, Todd F.

Publication type:

Article

An investigation of the effects of ketoprofen following rumen fistulation surgery in lactating dairy cows.

Published in:

2014

By:

Newby, Nathalie C.;
Tucker, Cassandra B.;
Pearl, David L.;
LeBlanc, Stephen J.;
Leslie, Ken E.;
von Keyserlingk, Marina A. G.;
Duffield, Todd F.

Publication type:

Case Study

Evaluation of enzyme-linked immunosorbent assays performed on milk and serum samples for detection of neosporosis and leukosis in lactating dairy cows.

Published in:

Canadian Veterinary Journal / Revue Vétérinaire Canadienne, 2013, v. 54, n. 4, p. 347

By:

Walsh, Robert B.;
Kelton, David E.;
Hietala, Sharon K.;
Duffield, Todd E.

Publication type:

Article

The effect of storage temperature on the accuracy of a cow-side test for ketosis.

Published in:

Canadian Veterinary Journal / Revue Vétérinaire Canadienne, 2010, v. 51, n. 5, p. 525

By:

Hubbard, Jennifer;
LeBlanc, Stephen;
Duffield, Todd;
Bagg, Randal;
Dubuc, Jocelyn

Publication type:

Article

A field study on the effects of dietary monensin on milk production and milk composition in dairy cows.

Published in:

Canadian Veterinary Journal / Revue Vétérinaire Canadienne, 2010, v. 51, n. 4, p. 375

By:

Dubuc, Jocelyn;
DuTremblay, Denis;
Baril, Jean;
Bagg, Randy;
Brodeur, Marcel;
Duffield, Todd;
DesCôteaux, Luc

Publication type:

Article

Reduction in pain response by combined use of local lidocaine anesthesia and systemic ketoprofen in dairy calves dehorned by heat cauterization.

Published in:

Canadian Veterinary Journal / Revue Vétérinaire Canadienne, 2010, v. 51, n. 3, p. 283

By:

Duffield, Todd F.;
Heinrich, Anneliese;
Millman, Suzanne T.;
DeHaan, Andrew;
James, Shelley;
Lissemore, Kerry

Publication type:

Article

Comparison of milk culture, direct and nested polymerase chain reaction (PCR) with fecal culture based on samples from dairy herds infected with Mycobacterium avium subsp. paratuberculosis.

Published in:

Canadian Journal of Veterinary Research / Revue Canadienne de Recherche Vétérinaire, 2009, v. 73, n. 1, p. 58

By:

Gao, Anli;
Odumeru, Joseph;
Raymond, Melinda;
Hendrick, Steven;
Duffield, Todd;
Mutharia, Lucy

Publication type:

Article

Investigation of Genetic Markers That may be Associated with Responses of Dairy Cows to Ketosis Treatment.

Published in:

Journal of Animal Science, 2022, v. 100, p. 326, doi. 10.1093/jas/skac247.596

By:

Muniz, M. Malane M.;
Couto Serrenho, Rita;
Oliveira Jr, Gerson A.;
McArt, Jessica A. A.;
Duffield, Todd;
Schenkel, Flavio S.;
Squires, E. James

Publication type:

Article

Microfluidic biosensor for β-Hydroxybutyrate (βHBA) determination of subclinical ketosis diagnosis.

Published in:

Journal of Nanobiotechnology, 2015, v. 13, n. 1, p. 1, doi. 10.1186/s12951-015-0076-6

By:

Xuan Weng;
Wenting Zhao;
Neethirajan, Suresh;
Duffield, Todd

Publication type:

Article

Veterinarians' use of shared decision making during on-farminteractions with dairy and beef producers.

Published in:

Veterinary Record: Journal of the British Veterinary Association, 2023, v. 192, n. 1, p. 1, doi. 10.1002/vetr.2384

By:

DeGroot, Antonia;
Coe, Jason B.;
Duffield, Todd

Publication type:

Article

Comparison of food‐animal veterinarians' and producers' perceptions of producer‐centered communication following on‐farm interactions.

Published in:

Veterinary Record: Journal of the British Veterinary Association, 2021, v. 189, n. 4, p. no, doi. 10.1002/vetr.139

By:

DeGroot, Antonia;
Coe, Jason B.;
Kelton, David;
Miltenburg, Cynthia;
Wichtel, Jeffrey;
Duffield, Todd

Publication type:

Article

Factors associated with food‐animal producer visit‐specific satisfaction following on‐farm interaction with a veterinarian.

Published in:

Veterinary Record: Journal of the British Veterinary Association, 2021, v. 188, n. 6, p. 1, doi. 10.1002/vetr.15

By:

DeGroot, Antonia;
Coe, Jason;
Kelton, David;
Miltenburg, Cynthia;
Wichtel, Jeffrey;
Duffield, Todd

Publication type:

Article

Describing and Characterizing the Literature Regarding Umbilical Health in Intensively Raised Cattle: A Scoping Review.

Published in:

Veterinary Sciences, 2022, v. 9, n. 6, p. N.PAG, doi. 10.3390/vetsci9060288

By:

Van Camp, Matthew B.;
Renaud, David L.;
Duffield, Todd F.;
Gomez, Diego E.;
McFarlane, William J.;
Marshall, Joanne;
Winder, Charlotte B.

Publication type:

Article

Clostridium difficile in Retail Ground Meat, Canada.

Published in:

Emerging Infectious Diseases, 2007, v. 13, n. 3, p. 485, doi. 10.3201/eid1303.060988

By:

Rodriguez-Palacios, Alexander;
Staempfil, Henry R.;
Duffield, Todd;
Weese, J. Scott

Publication type:

Article

Clostridium difficile PCR Ribotypes in Calves, Canada.

Published in:

Emerging Infectious Diseases, 2006, v. 12, n. 11, p. 1730, doi. 10.3201/eid1211.051581

By:

Rodriguez-Palacios, Alexander;
Stämpfli, Henry R.;
Duffield, Todd;
Peregrine, Andrew S.;
Trotz-Williams, Lise A.;
Arroyo, Luis G.;
Brazier, Jon S.;
Weese, J. Scott

Publication type:

Article