Publications

Scientific publications

2024

L Martins, K Orsel, R Eshraghisamani, AP Koets, JP Bannantine, C Ritter, DF Kelton, RJ Whittington, MF Weber, A Facciuolo, N Dhand, K Donat, S Eisenberg, JP Kastelic, J De Buck and HW Barkema Invited Review: Advances in Mycobacterium avium subspecies paratuberculosis diagnostics and young stock testing have the potential to improve control of Johne’s disease on dairy farms. Accepted JDS Sept 2024

A Hernandez-Reyes, J De Buck, JL Davies, R Eshraghisamani, L Martins, K Orsel. Diagnostic strategies and strain typing for Johne's Disease in wood bison (Bison bison athabascae). Accepted JWD Jul 2024

A Hernandez-Reyes, J De Buck, K Orsel. Risk factors and impact of test and cull strategy on within-herd prevalence for Johne’s disease in a captive wood bison herd. Accepted CVJ Aug 2024

S Mijar, F van der Meer, E Pajor A Hodder and K Orsel. Behavioural activity patterns but not hair cortisol concentrations explain steers’ transition-related stress in the first six weeks in the feedlot. J An Sci. 2024. Accepted July 2024

I Kyriazakis, C Arndt², A Aubry, J Charlier, V Ezenwa, O Godber, M Krogh, P Mostert, K Orsel, M Robinson, F Ryan, P Skuce, T Takahashi, C van Middelaar, S Vigors and Eric R. Morgan. Improve animal health to reduce livestock emissions: quantifying an open goal. Accepted for publication Jun 2024 Proceedings B

S Shrestha, K Orsel, C Droscha, S Mijar and FJUM van der Meer. Removing bovine leukemia virus infected animals with high proviral load leads to lowering within-herd prevalence and new case reduction. J Dairy Sci. 2024, 28:S0022-0302(24)00633-7. doi: 10.3168/jds.2023-24484

M Waldbauer (Knauss), E Spackman, HW Barkema, EA Pajor, S Knauss, and K Orsel. Partial herd hoof trimming results in a higher economic net benefit than whole herd hoof trimming for treatment of sole ulcers. PLoS One. 2024 Apr 2;19(4):e0301457. doi: 10.1371/journal.pone.0301457

B Van Soest, R Matson, D Santschi, T Duffield, M Steele, K Orsel, E Pajor, G Penner, T Mutsvangwa, and T DeVries. Farm-level risk factors associated with increased milk B-hydroxybutyrate and ketosis prevalence on farms with automated milking systems. J Dairy Sci. 2024, 22:S0022-0302(24)00824-5. doi: 10.3168/jds.2024-24725

W Shaukat, E de Jong, KD McCubbin, MM Biesheuvel, F van der Meer, J De Buck, G Lhermie, DC Hall, KN Kalbfliesch, JP Kastelic, K Orsel and HW Barkema. Herd-level prevalence of bovine leukemia virus, Salmonella Dublin and Neospora caninum in Alberta, Canada, dairy herds using ELISA on bulk tank milk samples. J Dairy Sci. 2024 31:S0022-0302(24)00849-X. doi: 10.3168/jds.2023-24611

B Van Soest, R Matson, D Santschi, T Duffield, M Steele, K Orsel, E Pajor, G Penner, T Mutsvangwa, and T DeVries. Farm-level nutritional factors associated with milk production and milking behavior on Canadian farms with automated milking systems. J Dairy Sci. 2024, 2:S0022-0302(24)00065-1. doi: 10.3168/jds.2023-24355

P Lahiri, R Arrazuria, Y Tan, J De Buck, K Orsel, M Hollenberg, and E Cobo. Proinflammatory CD14^highCD16^low monocytes/macrophages prevail in Treponema phagedenis-associated bovine digital dermatitis. Infect Immun. 2024;92:e0034223. doi: 10.1128/iai.00342-23

A Dias, K Orsel and J De Buck. Quantifying and mapping digital dermatitis-associated bacteria in lesion and non-lesion body sites and dairy farm environment. J Dairy Sci. 2024;107:3252-68. doi: 10.3168/jds.2023-24160

S Shrestha, K Orsel, HW Barkema, L Martins, S Shrestha and F van der Meer. Effects of bovine leukemia virus seropositivity and proviral load on milk, fat, and protein production of dairy cows. J Dairy Sci. 2024;107:530-9. doi: 10.3168/jds.2023-23695

2023

MS Sorenson, SJ Kutz, AC Collicutt, RJE Bailot, KL Anderson and K Orsel. Can intake data inform on impacts of repeated subsidized onsite dog spay-neuter Clinics? Vet J 2023 Dec;64(12):1149-1157

E de Jong, KD McCubbin, D Speksnijder, S Dufour, JR Middleton, PL Ruegg, TJGM Lam, DF Kelton, S McDougall, SM Godden, A Lago, PJ Rajala-Schultz, K Orsel, S De Vliegher, V Krömker, DB Nobrega, JP Kastelic, HW Barkema. Invited review: Selective treatment of clinical mastitis in dairy cattle. Journal of Dairy Science 2023; 106 (6), 3761-3778

ER Dickinson, K Orsel, C Cuyler, SJ Kutz. Life history matters: Differential effects of abomasal parasites on caribou fitness. International Journal for Parasitology 2023; 53 (4), 221-231

S Mijar, F van der Meer, E Pajor, A Hodder, JM Louden, S Thompson, K Orsel. Impacts of commingling preconditioned and auction-derived beef calves on bovine respiratory disease related morbidity, mortality, and weight gain. Frontiers in Veterinary Science 2023; 10, 1137078

A Vanhoudt, C Jacobs, M Caron, HW Barkema, M Nielen, T van Werven, K Orsel. Broad-spectrum infrared thermography for detection of M2 digital dermatitis lesions on hind feet of standing dairy cattle. PLoS One 2023; 18 (1), e0280098

MS Buchan, G Lhermie, S Mijar, E Pajor, K Orsel. Individual drivers and barriers to adoption of disease control and welfare practices in dairy and beef cattle production: a scoping review. Frontiers in Veterinary Science 2023; 10

A Hodder, E Pajor, F van der Meer, J Louden, S Thompson, K Orsel. Feeding behaviour and activity of beef calves during the first week at the feedlot: Impact of calf source and commingling ratios. Applied Animal Behaviour Science 2023; 258, 105810

2022

E de Jong, L Creytens, S De Vliegher, KD McCubbin, M Baptiste, AA Leung, D Speksnijder, S Dufour, JR Middleton, PL Ruegg, TJGM Lam, DF Kelton, S McDougall, SM Godden, A Lago, PJ Rajala-Schultz, K Orsel, V Krömker, JP Kastelic, HW Barkema. Selective treatment of nonsevere clinical mastitis does not adversely affect cure, somatic cell count, milk yield, recurrence, or culling: A systematic review and meta-analysis. Journal of Dairy Science 2022; 106 (2), 1267-1286

AD Thomas, EA Pajor, B Caddey, C Goldhawk, L Martins, K Orsel. An experimental model to induce digital dermatitis in beef calves. BMC Veterinary Research 18 (1), 1-11

DC Jelinski, K Orsel, JS Weese, JM Conly, DA Julien. Antibacterial treatment for exotic species, backyard ruminants and small flocks: a narrative review highlighting barriers to effective and appropriate antimicrobial treatment. BMC Veterinary Research 18 (1), 1-11

SG Narayana, E de Jong, FS Schenkel, PAS Fonseca, TCS Chud, D Powel, G Wachoski-Dark, PE Ronksley, F Miglior, K Orsel, HW Barkema. Underlying genetic architecture of resistance to mastitis in dairy cattle: A systematic review and gene prioritization analysis of genome-wide association studies. Journal of Dairy Science 2022; 106 (1), 323-351

D Jelinski, DA Julien, K Orsel, HW Barkema, JS Weese, JM Conly. Collaborative co-design and development of a smartphone application to promote veterinary antimicrobial stewardship. The Canadian Veterinary Journal= La Revue Veterinaire Canadienne 63 (1078-1080)

AD Thomas, K Orsel, EA Pajor. Impact of digital dermatitis on locomotion and gait traits of beef cattle. Journal of Animal Science 100 (10), skac262

OA Aleuy, M Anholt, K Orsel, F Mavrot, CA Gagnon, K Beckmen, SD Côté, C Cuyler, A Dobson, B Elkin, L Leclerc, J Taillon, S Kutz. Association of Environmental Factors with Seasonal Intensity of Erysipelothrix rhusiopathiae Seropositivity among Arctic Caribou. Emerging Infectious Diseases 28 (8), 1650

AD Thomas, K Orsel, JA Cortés, EA Pajor. Objective determination and quantification of pain and inflammation associated with digital dermatitis in feedlot cattle. Applied Animal Behaviour Science 253, 105684.

M Knauss, CL Adams, K Orsel. Producer Perceptions Toward Prevention and Control of Lameness in Dairy Cows in Alberta Canada: A Thematic Analysis. Frontiers in Veterinary Science 9, 812710

BJ Van Soest, RD Matson, TF Duffield, DE Santschi, K Orsel, EA Pajor, GB Penner, T Mutsvangwa, TJ DeVries. Nutritional profile of partial mixed rations and concentrates fed on Canadian dairy farms utilizing automated milking systems. Journal of Dairy Science 2022; 105, 261-261

RD Matson, MTM King, TF Duffield, DE Santschi, K Orsel, EA Pajor, GB Penner, T Mutsvangwa, TJ DeVries. Farm-level factors associated with lameness prevalence, productivity, and milk quality in farms with automated milking systems. Journal of Dairy Science 2022; 105 (1), 793-806

2021

E De Jong, K Frankena, K Orsel. Risk factors for digital dermatitis in free‐stall‐housed, Canadian dairy cattle. Veterinary Record Open 2021; 8 (1), e19

M Eltantawy, K Orsel, A Schroeder, D Morona, HD Mazigo, S Kutz, J Hatfield, M Manyama, F van der Meer. Soil transmitted helminth infection in primary school children varies with ecozone in the Ngorongoro Conservation Area, Tanzania. Tropical Medicine and Health 2021; 49 (1), 1-12

AD Thomas, K Orsel, E Pajor. Late-Breaking: Objective Assessment of Behaviour, Pain, and Lameness Due to Digital Dermatitis in Beef Cattle. Journal of Animal Science 2021; 99 (Supplement_3), 153-154

AD Thomas, K Orsel, JA Cortés, EA Pajor. Impact of digital dermatitis on feedlot cattle behaviour. Applied Animal Behaviour Science 2021; 244, 105468

KD McCubbin, RM Anholt, E de Jong, JA Ida, DB Nóbrega, JP Kastelic, JM Conly, M Götte, TA McAllister, K Orsel, I Lewis, L Jackson, G Plastow, HJ Wieden, K McCoy, M Leslie, JL Robinson, L Hardcastle, A Hollis, NJ Ashbolt, S Checkley, GJ Tyrrell, AG Buret, E Rennert-May, E Goddard, SJG Otto, HW Barkema. Knowledge gaps in the understanding of antimicrobial resistance in Canada. Frontiers in public health 2021; 9, 726484

B Caddey, K Orsel, S Naushad, H Derakhshani, J De Buck. Identification and quantification of bovine digital dermatitis-associated microbiota across lesion stages in feedlot beef cattle. Msystems 2021; 6 (4), e00708-21

JA Cortes, A Thomas, S Hendrick, E Janzen, EA Pajor, K Orsel. Risk factors of digital dermatitis in feedlot cattle. Translational Animal Science 2021; 5 (3), txab075

RD Matson, MTM King, TF Duffield, DE Santschi, K Orsel, EA Pajor, GB Penner, T Mutsvangwa, TJ DeVries. Benchmarking of farms with automated milking systems in Canada and associations with milk production and quality Journal of Dairy Science 2021; 104 (7), 7971-7983

A Kuczewski, K Orsel, HW Barkema, S Mason, R Erskine, F van der Meer. Invited review: Bovine leukemia virus—Transmission, control, and eradication. Journal of dairy science 2021; 104 (6), 6358-6375

K Devani, JJ Crowley, G Plastow, K Orsel, TS Valente. Genetic parameter estimations and genomic insights for teat and udder structure in young and mature Canadian Angus cows. Journal of Animal Science 2021; 99 (5), skab087

K Devani, CD Quinton, JA Archer, BFS Santos, D Martin‐Collado, P Amer, EA Pajor, K Orsel, JJ Crowley. Estimation of economic value for efficiency and animal health and welfare traits, teat and udder structure, in Canadian Angus cattle. Journal of Animal Breeding and Genetics 2021;138 (3), 314-325

JA Cortes, S Hendrick, E Janzen, EA Pajor, K Orsel. Economic impact of digital dermatitis, foot rot, and bovine respiratory disease in feedlot cattle. Translational Animal Science 2021; 5 (2), txab076

A Kuczewski, S Mason, K Orsel, F van der Meer. Pilot implementation of a newly developed bovine leukemia virus control program on 11 Alberta dairy farms. Journal of Dairy Science 2021;104 (4), 4549-4560

S Marti, MD Jelinski, ED Janzen, MJ Jelinski, CL Dorin, K Orsel, EA Pajor, J Shearer, ST Milman, KS Schwartzkopf-Genswein. A prospective longitudinal study of risk factors associated with cattle lameness in southern Alberta feedlots. Canadian Journal of Animal Science 2021;101 (4), 647-654

J Jiminez, E Timsit, K Orsel, F Van der Meer, LL Guan, G Plastow. Whole-blood transcriptome analysis of feedlot cattle with and without bovine respiratory disease. Frontiers in Genetics 2021;12, 627623

A Vanhoudt, K Orsel, M Nielen, T van Werven. An observational study on the management of digital dermatitis through a repeated risk assessment on 19 Dutch dairy herds. Journal of Dairy Science 2021; 104 (1), 947-956

2020
JC Schuster, HW Barkema, DF Kelton and K Orsel. Invited review: Dairy cow longevity. JDS Jul 2020.

A Vanhoudt, K Orsel, M Nielen and T van Werven. An observational study on management of digital dermatitis through a repeated risk assessment on 19 Dutch dairy herds. Accepted JDS aug 2020

C McMullen, T Alexander, K Orsel and E Timsit. Progression of nasopharyngeal and tracheal bacterial microbiotas of feedlot cattle during development of bovine respiratory disease. Vet Mic Jul 2020.

M van Huyssteen, HW Barkema, S Mason and K Orsel. Association between lameness risk assessment and clinical lameness and foot lesions on dairy farms in Alberta, Canada. accepted JDS Jul 2020.

K. Devani, G Plastow, K. Orsel and T.S. Valente. Genome-wide association study for mammary structure in Canadian Angus cows. Accepted in PlosOne July 2020.

H Sun, V Srithayakumar, J Jiminez, W Jin, A Hosseini, M Raszek, K Orsel, L Guan, G Plastow. Longitudinal blood transcriptomic analysis to identify molecular regulatory patterns of Bovine Respiratory Disease in beef cattle. Genomics May 2020 GENO_2020_565_R1

F Mavrot, K Orsel, W. Hutchins, LG Adams, K Beckmen, JE Blake, M Branigan, S Checkley, T. Davison, J. DiFrancesco, B. Elkin, LM Leclerc, A Schneider, M. Tomaselli and S Kutz. Novel insights into serodiagnosis and epidemiology of Erysipelothrix Rhusiopathiae, a newly recognized pathogen in muskoxen (ovibos moschatus). Accepted for publication in PlosOne Mar 2020.

Y Guo, C McMullen, E Timsit, JHallewell, K Orsel, F van der Meer, S Yan, and TW Alexander. Genetic relatedness and antimicrobial resistance in respiratory bacteria from beef calves sampled from spring processing to 40 days after feedlot entry. Vet Mic 2020; 240, 108478.

M Pruvot, M Musiani, MS Boyce, S Kutz and K Orsel. Integrating livestock management and telemetry data to quantify interactions between wildlife and livestock. Accepted Prev Vet Med 2020; 174, 104846

2019

C Corbett, MCM de Jong, K Orsel, J De Buck, and HW Barkema. Quantifying transmission of Mycobacterium avium subsp. paratuberculosis among group-housed dairy calves. Vet Res 2019; 50(1), 60

K. Devani, T.S. Valente, J.J. Crowley, K. Orsel. Development of optimal genetic evaluations for teat and udder structure in Canadian Angus cattle. J An Sci 2019; 97(1); 4445-4452.

C McMullen, K Orsel, T Alexander, F van der Meer, G Plastow, and E Timsit. Comparison of the nasopharyngeal bacterial microbiota of beef calves raised without the use of antimicrobials between healthy calves and those diagnosed with bovine respiratory disease. Vet Mic 2019; 231, 56-62.

KM Watts, P Lahiri, R Arrazuria, J De Buck, CG Knight, K Orsel, HW Barkema and ER Cobo. Oxytetracycline reduces inflammation and treponeme burden whereas vitamin D3 promotes b-defensin expression in bovine infectious digital dermatitis. Cell Tissue Res 2020; 379(2); 337-348.

C Jacobs, C Beninger, GS Hazlewood, K Orsel and HW Barkema^. Effect of footbath protocols for the prevention and treatment of digital dermatitis in dairy cattle: a systematic review and network meta-analysis. Prev Vet Med. 2019 Mar 1;164:56-71.

J Davis-Unger, K Schwartzkopf-Genswein, E Pajor, S Hendrick, S Marti, C Dorin, and K Orsel. Prevalence and lameness associated risk factors in Alberta feedlot cattle. Transl An Sci, 3(2), 595-606.

Villettaz Robichaud, J Rushen, AM de Passillé, E Vasseur, K Orsel, and D Pellerin. Associations between on-farm animal welfare indicators and productivity and profitability on Canadian dairies: I. On freestall farms. J Dairy Sci. 2019; 102(5), 4341-51.

C Beninger, SA Naqvi, S Naushad, K Orsel, C Luby and J De Buck. Associations between digital dermatitis lesion grades and the proportions of four Treponema species. Vet Res 2018; 49,111. doi: 10.1186/s13567-018-0605-z.

A Kuczewski, H Hogeveen, K Orsel, R Wolf, J Thompson, E Spackman and F van der Meer. Economic evaluation of four bovine leukemia virus control strategies for Alberta dairy farms. J Dairy Sci 2019, 102(3), 2578-92.

2018:

C McMullen, K Orsel, T Alexander, F van der Meer, G Plastow and E Timsit. Evolution of the nasopharyngeal bacterial microbiota of beef calves from spring processing to 40 days after feedlot arrival. Vet Microbiol 2018; 225, 139-48.

K Bondo, B Macbeth, H Schwantje, K Orsel, D Culling, B Culling, M Tryland, I Nymo and S Kutz. Comprehensive health survey of boreal caribou in Northeastern British Columbia. Accepted J Wildl Dis Jul 2018.

KM Watts, C Fodor, C Beninger, P Lahiri, J De Buck, CG Knight, K Orsel, HW Barkema and ER Cobo. Differential innate response in active and healing stages of bovine infectious digital dermatitis.Front Microbiol. 2018 Jul 19;9:1586. doi: 10.3389/fmicb.2018.01586. eCollection 2018.

P Kafle, K Orsel, SJ Peacock, S Grond and S Kutz. Temperature-dependent development and freezing survival of protostrongylid nematodes of Arctic ungulates: Implications for transmission. Parasit Vectors. 2018 Aug 2;11(1):446. doi: 10.1186/s13071-018-3029-8

EC Nyanza, O Jahanpour, J Hatfield, F van der Meer, L Allen-Scott, E Konje, K Orseland S Bastien. Access, utilization and determinants of hygiene and sanitation facilities among pastoralist communities in the rural areas of northern Tanzania. Tanz J of Health Res 2018, 20 (1), 1-10.

CS Corbett, S Ali Naqvi, CA Bauman,J De Buck,K Orsel, F Uehlinger, DF Kelton, and HW Barkema. Prevalence of Mycobacterium aviumsubsp. paratuberculosisinfections in Canadian dairy herds. Accepted JDS Mar 2018

C Jacobs, K Orseland HW Barkema. Clinical trial of topical/in parlor treatment of DD.J. Dairy Sci. 2018, 101:5255-5266.

A Chernick, A Ambagala, K Orsel, JD Wasmuth, G van Marle and F van der Meer. Bovine Viral Diarrhea Virus Genomic Variation Within Persistently Infected Cattle. Infection, Genetics and Evaluation; in press Jan 2018

2017

J Davis-Unger, E A Pajor, K Schwartzkopf-Genswein, S Marti, C Dorin, E Spackman and K Orsel. Economic impacts of lameness in feedlot cattle. Accepted for publication TAS Oct 2017

M Villettaz Robichaud, J Rushen, AM de Passillé, E Vasseur, D Haley, K Orsel and D Pellerin. "Is the profitability of Canadian freestall farms associated with their performance on an animal welfare assessment?" Accepted for publication JDS Sep 2017

HW Barkema, K Orsel, SS Nielsen, MF Weber, AP Koets, VP Rutten, RW Sweeney, MT Collins, EJ Manning, RH Whitlock, DF. Kelton, SJ Wells, RA Juste, DJ Kennedy, RJ Whittington, and J De Buck. Knowledge gaps that hamper prevention and control of Mycobacterium avium subspecies paratuberculosis infection. Accepted for publication Trans Emer Dis. DOI: 10.1111/tbed.12723

K Orsel, P Plummer, J Shearer, J De Buck, R Guatteo, S Carter and H Barkema. Missing pieces of the puzzle to effectively control Digital Dermatitis. Transboundary and Emerging Diseases. Accepted for publication June 2017.

S Kutz, J Rowell, J Adamczewski, A Gunn, C Cuyler, O. Aleuy, M Austin, J Berger, J Blake, K Bondo, C Dalton, A Dobson, J Di Francesco, C Gerlach, P Kafle, F Mavrot, J Mosbacher, M Murray, A Nascou, K Orsel, F Rossouw, N Schmidt, M Suitor, M Tomaselli, and B Ytrehus. Muskox Health Ecology Symposium 2016: Gathering to Share Knowledge on Umingmak in a Time of Rapid Change. Arctic 2017; 70 (2); 225-236.

C Jacobs, K Orsel and HW Barkema. Prevalence of digital dermatitis in young stock in Alberta, Canada, using pen walks. J Dairy Sci. 2017 Aug 30. pii: S0022-0302(17)30804-4. doi: 10.3168/jds.2017-13044.

JH Cutler, J Rushen, AM de Passile, J Gibbons, K Orsel, E Pajor, HW Barkema, L Solano, D Pellerin, D Haley and E Vasseur. Producer estimates of prevalence and perceived importance of lameness in dairy herds with tie-stalls, free-stalls and automated milking systems. J Dairy Sci. 2017 Oct 4. pii: S0022-0302(17)30902-5. doi: 10.3168/jds.2017-13008.

C Corbett, J De Buck, K Orsel and H Barkema. Fecal shedding and tissue infections demonstrate transmission of Mycobacterium avium subsp. paratuberculosis in group-housed dairy calves. Vet Res. 2017 Apr 28;48(1):27.

E Morabito, HW Barkema, E Pajor, L Solano, D Pellerin and K Orsel. Impacts of changing free-stall area on prevalence of lameness, lying time and leg injuries on dairy farms in Alberta. J Dairy Sci 2017; Aug;100(8):6516-6526.

C Jacobs, K Orsel, K Gray, S Mason and H Barkema. Comparison of the efficacy of a commercial footbath product with copper sulphate for the prevention of digital dermatitis. J Dairy Sci 2017; 100: 5628-41.

C Ritter, J Jansen, CL Adams,K Orsel, S Roche, DF Kelton, RJ Erskine, G Benedictus, TJGM Lam and HW Barkema. Determinants of farmers’ adoption of management-based strategies for infectious disease prevention and control. Accepted for publication JDS Jan 2017.

2016

B Wolfger, B Hartsworth, K Orsel and J Bewley. Technical note: Evaluation of an ear-attached real time location monitoring system. Accepted JDS October 2016

T Forde, K Orsel, R Zadoks, R Biek, LG Adams, SL. Checkley, T Davison, J De Buck, M Dumond, BT Elkin, L Finnegan, BJ Macbeth, C Nelson, A Niptanatiak, S Sather, HM Schwantje, F Van Der Meer and SJ Kutz Bacterial Genomics Reveal the Complex Epidemiology of an Emerging Pathogen in Arctic and Boreal Ungulates. Accepted for publication in Frontiers in Microbiology 2016.

L Solano, HW Barkema, C Pickel, and K Orsel. Effectiveness of a standardized footbath protocol for prevention of digital dermatitis. JDS 2016. Accepted

L Solano, HW Barkema, C Jacobs, and K Orsel. Validation of the M-stage scoring system for digital dermatitis on dairy cows in the milking parlor. Accepted JDS Sep 2016.

B Wolfger, C Quinn, GW Torres, M Taylor, and K Orsel. Comparison of feeding behavior between Black and red Angus feeder heifers. Accepted for publication Feb 2016 Canadian Journal of Animal Science (CJAS-2014-161.R2).

G Roy, J De Buck, R Wolf, RAR Mortier, K Orsel and HW Barkema. Experimental infection with Mycobacterium avium subspecies Paratuberculosis decreased body weight in Holstein-Friesian calves. Accepted for publication in The Can Vet J, Feb 2016

M Pruvot, M Musiani, A Massolo, W Hutchins, M Lejeune, S Kutz, K Orsel. Better Alone or in Ill Company? The Effect of Migration and Inter-species Comingling on Fascioloides magna Infection in Elk. PLOS One 2016: PONE-D-15-24099R2

L. Solano, HW Barkema, S Mason, S LeBlanc and K Orsel. Prevalence and distribution of foot lesions in dairy cattle in Alberta, Canada. J Dairy Sci 2016; 99:6828-41. Selected as Editors-Choice

R Wolf, HW Barkema^., J De Buck, and K Orsel. Dairy farms testing positive for Mycobacterium avium subsp. paratuberculosis have poorer hygiene practices and are less cautious when purchasing cattle than test-negative herds. J Dairy Sci 2016; 99: 4526-36.

DJ Wilson, K Orsel, J Waddington, M Rajeev, A Sweeny, T Joseph, ME Grigg and SA Raverty. Neospora caninum is the leading agent causing bovine fetal abortion in British Columbia, Canada. Vet Parasit 2016; 218: 46-51.

G Roy et al. Experimental infection with Mycobacterium avium subspecies Paratuberculosis decreased body weight in Holstein-Friesian calves. Accepted for publication in The Can Vet J, Feb 2016

T Forde, R Biek, R Zadoks, M Workentine, J De Buck, S Kutz, T Opriessnig, H Trewby, F van der Meer and K Orsel. Genomic analysis of the multi-host pathogen Erysipelothrix rhusiopathiae reveals extensive recombination as well as the existence of three generalist clades with wide geographic distribution. Accepted for publication in BMC Genomics Feb 2016

2015

R Wolf, K Orsel, J De Buck, U Kanevets and HW Barkema. Evaluation of sampling socks for the detection of Mycobacterium avium subspecies paratuberculosis on dairy farms. Accepted for publication JDS Nov 2015 doi: 10.3168/jds.2015-10279

K Orsel J Ho, J Hatfield, M Manyama and FJUM van der Meer. Brucellosis serology as an alternative diagnostic for patients with malaria-like symptoms. Accepted for publication T J Health Res Oct 2015, 17 (4), 1-10 .

C Ritter, R Wolf, CL Adams, DF Kelton, C Pickel, S Mason, K Orsel, J De Buck and HW Barkema. Herd-level prevalence of Mycobacterium avium subsp. paratuberculosis is not associated with participation in a voluntary Johne’s disease control program. Accepted for publication J Dairy Sci. 2015; 99, 2157-60.

FJUM van der Meer, E Clancy, A Thomas, SJ Kutz, J Hatfield and K Orsel. “The Maasai need cows and the cows need Maasai”, the use of a photovoice approach to assess animal health needs. Front Vet Sci. 2015 Oct 19;2:46

L Solano, HW Barkema,EA Pajor,S Mason,SJ LeBlanc,JC Zaffino Heyerhoff,CGR Nash, DB Haley,D Pellerin,J Rushen, AM de Passillé, E Vasseur and K. Orsel. Association between lying behavior and lameness in Canadian Holstein-Friesian cows housed in freestall barns. J Dairy Sci. 2015; 99, 2086-101.

L Solano, HW Barkema,EA Pajor,S Mason,SJ LeBlanc,JC Zaffino Heyerhoff,CGR Nash, DB Haley,E Vasseur, D Pellerin,J Rushen, AM de Passillé and K. Orsel. Prevalence of lameness and associated risk factors in Canadian Holstein-Friesian cows housed in freestall barns. J Dairy Sci. 2015; 98, 6978-91.

B Wolfger, E Timsit, BJ White and K Orsel. A systematic review of bovine respiratory disease diagnosis focused on diagnostic confirmation early detection, and prediction of unfavourable outcomes in feedlot cattle. Invited review; Vet Clin Food Anim. 2015; 31, 351-65.

R Wolf, K Orsel, J De Buck, and HW Barkema.Calves shedding Mycobacterium avium subspecies paratuberculosis are common on infected dairy farms. Vet Res 2015; 46: 71, 1-8.

B Wolfger, A Mang, N Cook, K Orsel and E Timsit. Technical Note: Validation of a System for Monitoring Individual Feeding Behavior and activity in Beef Cattle. J Anim Sci 2015; 93: 1-5.

A Chernick, N Dow, G van Marle, K Orsel and F van der Meer. Genetic Variability of Bovine Viral Diarrhea Virus and Evidence for a Possible Genetic Bottleneck During Vertical Transmission in Persistently Infected Cattle. PLOS ONE|DOI:10.1371/journal.pone.0131972

R Wolf, HW Barkema, J De Buck, and K Orsel. Factors impacting management changes implemented on farms participating in a Johne’s disease control program. Accepted J Dairy Sci. 2015; 98(11):7784-96.

RAR Mortier, HW Barkema, K Orsel, GP Muench, JM Bystrom and J De Buck. Longitudinal evaluation of diagnostics in young calves during subclinical and clinical paratuberculosis. Can Vet J. 2015;56(12):1266-70.

B Wolfger, E Timsit, EA Pajor, N Cook, K Orsel. Technical Note: Evaluating the accuracy of an ear tag-attached accelerometer to monitor rumination and feeding behavior in feedlot cattle. J Anim Sci. 2015; 93: 3164-8.

S Kutz, T Bollinger, M Branigan, S Checkley, T Davison, M Dumond, B Elkin, T Forde, W Hutchins, Niptanatiak and K Orsel. Erysipelothrix rhusiopathiae associated with recent and widespread muskox mortalities in the Canadian Arctic. Can Vet J 2015; 56: 560-3.

PL Eblé, K Orsel, F van Hemert-Kluitenberg and A Dekker. Transmission characteristics and optimal diagnostic samples to detect an FMDV infection in vaccinated and non-vaccinated sheep. Vet Microbiol 2015; 177: 69-77.

B Wolfger, B Manns, H Barkema, K Schwartzkopf-Genswein, C Dorin and K Orsel. Evaluating the cost implications of a radio frequency identification feeding system for early detection of bovine respiratory disease in feedlot cattle. Prev Vet Med 2014; 118:285-92.

B Wolfger, K Schwartzkopf-Genswein, HW Barkema, E Pajor, M Levy and K Orsel. Feeding behaviour as an early predictor of bovine respiratory disease in North American feedlot systems. J An Sci. 2015; 93: 377-85

T Forde, M Pruvot, J De Buck and K Orsel. 2015. A High-morbidity outbreak of Johne’s disease in game ranched elk. Can Vet J. 56: 479-83.

2014

B Wolfger, B Manns, H Barkema, K Schwartzkopf-Genswein and K Orsel. Evaluating the cost implications of a radio frequency identification feeding system for early detection of bovine respiratory disease in feedlot cattle. Prev Vet Med 2014; 118:285-92.

R Wolf, HW Barkema, J De Buck, M Slomp, J Flaig, D Haupstein, C Pickel, and K Orsel. High herd-level prevalence of Mycobacterium avium subspecies paratuberculosis in Western Canadian dairy farms, based on environmental sampling. J Dairy Sci 2014; 97:6250–9.

R Wolf, HW Barkema, J De Buck and K Orsel. 2014. Sampling location, herd size and season influence Mycobacterium avium subspecies paratuberculosis environmental culture results. J. Dairy Sci 2014; doi: 10.3168/jds.2014-8676.

R Mortier, HW Barkema, M Negron, K Orsel, R Wolf, and J De Buck. Antibody response early after experimental infection with Mycobacterium avium subspecies paratuberculosis in dairy calves. J Dairy Sci 2014; 97(9): 5558-65.

M Pruvot, S Kutz, HW Barkema, J De Buck and K Orsel. Management practices and risk factors associated with the occurrence of Mycobacterium avium subspecies paratuberculosis and Neospora caninum in Alberta cow-calf operations. Prev Vet Med 2014; 117(1): 95-102.

M Pruvot, D Seidel, M Boyce, M Musiani, A Massolo, S Kutz, K Orsel. What attracts elk onto cattle pasture? Implications for inter-species disease transmission. Prev Vet Med 2014; 117(2): 326-39.

R Mortier, HW Barkema, K Orsel, R Wolf and J De Buck. Shedding patterns of dairy calves experimentally infected with Mycobacterium avium subspecies paratuberculosis. Vet Res 2014; 45: 71.

M Pruvot, W Hutchins, K Orsel. Evaluation of a commercial competitive ELISA for detection of Neospora caninum antibodies in elk (Cervus elaphus canadensis) in the absence of gold standard: a statistical approach. Parasitol Res DOI 10.1007/s00436-014-3951-4

M Pruvot, S Kutz, F van der Meer, M Musiani, HW Barkema and K Orsel. Pathogens at the livestock-wildlife interface in Western Alberta; does transmission route matter? Vet Res 2014; 45:18.

R Wolf, F Clement, H W Barkema and K. Orsel. Economic evaluation of participation in a voluntary Johne’s disease prevention and control program from a farmer’s perspective - the Alberta Johne’s Disease Initiative. J Dairy Sci 2014; 97:2822-34.

2013

JC Zaffino-Heyerhoff, SJ LeBlanc, TJ DeVries, CGR Nash, J Gibbons, K Orsel, HW Barkema, L Solano, J Rushen, AM de Passillé and DB Haley. Prevalence of and factors associated with hock, knee, and neck injuries on dairy cows in tie-stall and free-stall farms in Canada. accepted for publication J Dairy Sci Oct 2013.

R Mortier, H Barkema, J Bystrom, O Illanes, K Orsel, R Wolf, G Atkins and J De Buck. Age-dependent susceptibility to Mycobacterium avium subspecies paratuberculosis infection in experimentally infected calves using two different doses. Vet Res 2013; 44:94-103.

SJ Kutz, S Checkley, GG Verocai, K Seegers, M Dumond, EP Hoberg, J Wu, K Orsel, A Warren. Invasion, establishment, and range expansion of two protostrongylid nematodes in the Canadian Arctic. Glob Change Biol 2013; 19:3254-62.

J Steele, K Orsel, C Cuyler, EP Hoberg, NM Schmidt, SJ Kutz. Divergent parasite faunas in adjacent populations of west Greenland caribou: Natural and anthropogenic influences on diversity. Accepted for publication June 2013; Int J Par: Par Wildl 2013;2:197-202. http://dx.doi.org/10.1016/j.ijppaw.2013.05.002

PS Curry, C Ribble, WC Sears, K Orsel, W Hutchins, D Godson, R Lindsay, A Dibernardo, M Campbell, and S J Kutz. 2012. Blood collected on filter paper for wildlife serology; Evaluating storage and temperature challenges of field collections. In-press J of Wildl Dis.

PS Curry, C Ribble, K Orsel, W Hutchins, D Godson, R Lindsay, A Dibernardo, M Campbell, and S J Kutz. 2012. Filter-paper blood samples for detecting antibodies: Neospora caninum, West Nile virus, and five bovine viruses in Rangifer. In-press J of Wildl Dis.

T Forde, J De Buck, B Elkin, S Kutz, F van der Meer and K Orsel. Contrasting results of culture-dependent and molecular analyses of mycobacterium avium subsp. paratuberculosis from wood bison. Appl. Environ. Microbiol. 2013;79:4448-54.

J Steele, C Cuyler, K Orsel and S Kutz. Differences in parasite diversity, prevalence and intensity assessed through analyses of fecal samples from two West Greenland caribou populations. Rangifer, special issue No 21, 2013, 177-81.

2012

M Pruvot, TL Forde, J Steele, SJ Kutz, J De Buck, FJUM van der Meer and K Orsel. The modification and evaluation of ELISA tests for the surveillance of Mycobacterium avium subspecies paratuberculosis infection in wild ungulates. BMC Vet Res 2012;9:1-8.

T Forde, K Orsel, J De Buck, SD Côté, C Cuyler, T Davison, B Elkin, A Kelly, M Kienzler, R Popko, J Taillon, A Veitch and S Kutz. Circum-arctic presence of Mycobacterium avium subspecies paratuberculosis in caribou (rangifer tarandus) herds. J Wildl Dis 2012;48:918-24.

T Forde, S Kutz, J De Buck, A Warren, K Ruckstuhl, M Pybus, and K Orsel. Occurrence, diagnosis and strain typing of Mycobacterium avium subspecies paratuberculosis infection in Rocky Mountain bighorn sheep (Ovis canadensis canadensis) in south-western Alberta, Canada. J Wildl Dis 2012;48:1-11

2011

SW Eisenberg, AP Koets, M Nielen, D Heederik, R Mortier, J De Buck, and K Orsel. Intestinal infection following aerosol challenge of calves with Mycobacterium avium subspecies paratuberculosis. Vet Res 2011;42:1-8.

2010

FJUM van der Meer, K Orsel and HW Barkema. The new influenza A H1N1 virus: balancing on the interface of humans and animals. Can Vet J 2010;51:56-62.

K Orsel, A Dekker, A Stegeman, M de Jong and A Bouma. Different infection parameters between dairy cows and calves after an infection with foot and mouth disease virus. Vet J 2010;186:116-8.

2009

K Orsel and A Bouma. The effect of Foot and Mouth disease vaccination on virus transmission and the significance for the field. Can Vet J 2009;50:1059-63.

K Orsel, A Antonis, JC Oosterloo, P Vellema, and FJUM van der Meer. Seroprevalence of antibodies against pestiviruses in small ruminants in the Netherlands. Tijdschr Diergeneesk 2009;134:380-4.

K Orsel, A Bouma, A Dekker, JA Stegeman and MC de Jong. Foot and mouth disease virus transmission during the incubation period of the disease in pigs, lambs, calves, and dairy cows. Prev Vet Med 2009;88:158-63.

2008 and before

K Orsel, HIJ Roest, E Elzinga-van der Linde, F van Hemert-Kluitenberg and A Dekker. RT-PCR-tests on foot and mouth disease virus infected pigs four weeks after challenge. Vet Rec 2008;162:753-4.

B Engel, WG Buist, K Orsel, A Dekker, K de Clerq, E Brocchi and HA van Roermund. Bayesian evaluation of 6 diagnostic tests for foot-and-mouth disease for vaccinated and non-vaccinated cattle. Prev Vet Med 2008;86:124-38.

K Orsel, MC de Jong, A Bouma, JA Stegeman and A Dekker. Foot and mouth disease virus transmission among vaccinated pigs after contact exposure to virus shedding pigs. Vaccine 2007;25:6381-91.

K Orsel, MC de Jong, A Bouma, JA Stegeman and A Dekker. The effect of vaccination on foot and mouth disease virus transmission among dairy cows. Vaccine 2007;25:327-35.

K Orsel, A Dekker, A Bouma, JA Stegeman and MC de Jong. Quantification of foot and mouth disease virus excretion and transmission within groups of lambs with and without vaccination. Vaccine 2007;25:2673-9

K Orsel, A Dekker, A Bouma, JA Stegeman and MC de Jong. Vaccination against foot and mouth disease reduces virus transmission in groups of calves. Vaccine 2005;23:4887-94.

SWM Hendriksen, K Orsel, JA Wagenaar, A Moki and E van Duijkeren. Animal to human transmission of Salmonella typhimurium DT104a variant. Emerg Infect Dis 2004;10:2225-7.

M Eysker, D van Aarle, FN Kooyman, AM Nijzink, K Orsel and H Ploeger. Exposure of dairy cows to nematode infections at the end of the grazing season in The Netherlands. Vet Parasitol 2002;110:93-100.

RN Zadoks, K Orsel, C Verwer, A de Winter and JJ van Amerongen. Serum-g-globulin concentration of goat lambs as a measure for colostrum intake: effect of commercial colostrum replacers. Tijdschr Diergeneeskd 2001;126:646-50.

K Orsel, JJ van Amerongen, RN Zadoks, DCK van Doorn and Th Wensing. Serum globulin concentration in goat lambs as a measure for colostrum intake: effect of time, volume and colostrum type. Tijdschr Diergeneeskd 2000;125:709-12.

Non-scientific publications

What do 1,581 cow records tell us about lesions and lameness? Progressive Dairyman issue 2, Feb 2020.

Western Producer November 2019 https://www.producer.com/2019/11/project-hopes-epds-can-catch-lameness-early/

Lameness in dairy cattle. WCABP magazine, vol 26, no 4, Jan 2020.

Feedlot lameness. Alberta Beef Producers, Nov 2019.

Associations between lesion presence and lameness prevalence in dairy cows. Submitted in Dec 2018 Progressive Dairymen

DRECA research summaries. Effects of changing freestall area on lameness, lying time and leg injuries on dairy farms in Alberta. Fall 2018.

UCVM Report of the Calgary lameness team: Digital dermatitis: headache or challenge?!? WCABP magazine, vol 25, no 4, Dec 2018.

K Orsel. Detecting lame cows; Any time and all the time. Progressive Dairymen May 2018

Makaela Douglas, Michelle van Huyssteen and Karin Orsel; Understanding the barriers the prevent mitigation of lameness on Alberta Dairy Farms. Livestock Welfare Insights, October 2018.

K Orsel, E Morabito and C Corbett. Cow comfort; does making changes to the freestall area make a difference; Dairy research blog, Nov 2017

L Solano and K Orsel. Topical treatments for digital dermatitis: add a dose of skepticism. Progressive Dairymen, issue 7 Jul 2017

L Solano. What lesions lead to lameness in Canada’s dairy cattle? Progressive Dairymen, Issue 12 Dec 2016.

C Jacobs. Take control of digital dermatitis in the heifer pen. Progressive Dairymen, issue 11 Nov 2016

K Orsel. What Canadian cows are telling us about footbaths. Progressive Dairymen, Jun 2016.

Foot lesions in dairy cattle in Alberta. WCABP newsletter. Volume XX No. XX, Jun 2016.

Will the cows of tomorrow all be wearing fitness trackers? Alberta Farmers express, Feb 2016.

Fedometer- New beef researech tool. ASAS Taking Stock, Sept 2015.

Fitbit for cows. Inside Science news service. Aug 2015.

Detecting disease in beef cattle using ear tag units. Phys.org July 2015 and EurekAlert the Global Source for Science News july 2015.

Accelerometers embedded in ear tags detect disease in beef cattle. Homeland Security News Wire. July 2015.

R Wolf, K Orsel, J De Buck and HW Barkema. Calves shedding MAP are common on infected dairy farms. WCABP newsletter. Volume 22 No. 2, June 2015.

K Orsel. Detecting disease in beef cattle using ear tag units. Taking Stock Jun 2015.

K Orsel. Home on the range: what happens when species mingle? Canadian Vet Jan 2015 (k2 publishing)

K Orsel. Lameness in Dairy cattle. The CenCan issue, winter 2014.

R Wolf, K Orsel, J De Buck and HW Barkema. High percentage of Alberta and Saskatchewan dairy farms are infected with Mycobacterium avium subsp. paratuberculosis, the cause of Johne’s disease. Dreca Dairy Research Summary; Jul, 2014.

B Wolfger. Ear tags for early disease detection in cattle; new sensor system for early detection of respiratory disease in feedlot cattle shows promise. Canadian Cattlemen; Oct 2014.

R Wolf, HW Barkema, J De Buck and K Orsel. High herd prevalence of MAP on Western Canadian dairy farms. WCABP newsletter. Volume 21 No. 2, June 2014.

B Wolfger and K Orsel. Ear tag sensor may help track eating habits, cattle health. The Western Producer, Jul 2014.

T Forde, S Checkley, K Orsel and S Kutz. Muskox Health and Pathogen Biodiversity in the Canadian Arctic: Are recent muskox mortalities the result of a newly introduced pathogen? Circumpolar Biodiversity Monitoring Program, Vol 8 Issue 1, 2014.

K Orsel. Lameness in Dairy Cattle. Dreca Dairy Research Summary; Vol 1, No 2 2014.

K Orsel and H Barkema. Lameness research at UCVM. WCABP newsletter. Volume 20 No. 4, Dec. 2013

K Orsel and M Pruvot. University of Calgary team looks to reduce wildlife-livestock disease transmission. ALMA Newsletter jan 2013

K Orsel and M Pruvot: University of Calgary study examines relationship between elk, cattle and disease. AgCanada Feb 2013

K Orsel et al. New research seeks to increase effectiveness of Johne's disease programs. ALMA Newsletter Oct 2013

K Orsel, L Solano, E Pajor, HW Barkema, B Mason and G Bond. UCVM report: Dairy cow longevity and lameness research. WCABP Newsletter. Volume 19, No. 1, Mar 2012.

M Pruvot and K Orsel. Do cows and elk only share grass? Waterton Watershed Newsletter, fall 2011.

T Forde and K Orsel. Johne’s disease in bison: ongoing research. Bison Link newsletter, fall 2011.