Ernest Hovingh, DVM, PhD

Program Areas

• Epidemiology
• Biosecurity and Infectious Disease Management
• Lameness, Mastitis and Milk Quality of Dairy Cattle
• Johne's Disease
• Animal Welfare and Well-Being

Memberships

• American Association of Extension Veterinarians
• American Association of Veterinary Leboratory Diagnosticians
• United States Animal Health Association
• National Mastitis Council
• Pennsylvania Veterinary Medical Association

Professional Experience

2023-present: Clinical Professor & Director, Animal Diagnostic Laboratory, Department of Veterinary & Biomedical Science, Pennsylvania State University.

2021-present: Research Professor & Extension Veterinarian, Veterinary Extension and Field Investigation, Department of Veterinary & Biomedical Science, Pennsylvania State University.

2004-2021: Associate Research Professor & Extension Veterinarian, Veterinary Extension and Field Investigation, Department of Veterinary & Biomedical Science, Pennsylvania State University.

1999-2003: Assistant Professor of Ruminant Health/Veterinary Extension Specialist, Virginia-Maryland Regional College of Veterinary Medicine, Blacksburg, VA. 

1998: Lecturer, Atlantic Veterinary College, University of Prince Edward Island, Charlottetown, PE, Canada. 

1990-1992: Associate Veterinarian, Ontario, Canada.

Recent Publications

Salaheen, S., S.W. Kim, E.P. Hovingh, J.A. Van Kessel, B.J. Haley. Metagenomic Analysis of the Microbial Communities and Resistomes of Veal Calf Feces. (2021). Front. Microbiology. Vol. 11(2).

Barragan, A., E.P. Hovingh, S.L. Bas, L. Byler. Effects of postpartum acetylsalicylic acid on the incidence of uterine diseases and reproductive performance in dairy cattle. (2021). J. Dairy Sci Communications. In press: Available on-line 1/22/2021.

Barragan, A., E.P. Hovingh, S. Bas, J. Lakritz, L. Byler, A. Ludwikowski, S. Takitch, J. Zug, S. Hann. Effects of postpartum acetylsalicylic acid on metabolic status, health, and production in lactating dairy cattle. (2020). J. Dairy Sci., 103(9), 8443-8452.

Haley, B. J., Kim, S. W., Salaheen, S., Hovingh, E. P., & Van Kessel, J. A. Differences in the Microbial Community and Resistome Structures of Feces from Preweaned Calves and Lactating Dairy Cows in Commercial Dairy Herds. (2020). Foodborne Pathogens and Disease, 17(8), 494-503.

Salaheen, S., H. Cao, J.L. Sonnier, S.W. Kim, L.P. Del Collo, E. Hovingh, J.S. Karns, B.J. Haley, J.A.S. Van Kessel. “Diversity of Extended-Spectrum Cephalosporin-Resistant Escherichia  coli in Feces from Calves and Cows on Pennsylvania Dairy Farms.” (2019) Foodborne Pathog and Dis. 16(5):1-3.

Salaheen, S., S.W. Kim, H. Cao, D.R. Wolfgang, E. Hovingh, J.S. Karns, B.J. Haley and J.A.S. Van Kessel. "Antimicrobial resistance among Escherichia coli isolated from veal calf operations in Pennsylvania." (2019) Foodborne Pathog and Dis. 16(1):74-80.

Cao, H., A.K. Pradhan, J. S. Karns, E. Hovingh, D.R. Wolfgang, B.T. Vinyard, S.W. Kim, S. Salaheen, B.J. Haley, and J.A. Van Kessel. “Age-Associated Distribution of Antimicrobial-Resistant Salmonella enterica and Escherichia coli Isolated from Dairy Herds in Pennsylvania, 2013–2015.” (2019) Foodborne Pathog and Dis. 16(1):60-67.

Salaheen, S., S.W. Kim, J.S. Karns, E. Hovingh, B.J. Haley, J. A.S. Van Kessel. “Metagenomic analysis of the fecal microbiomes from Escherichia coli O157: H7-shedding and non-shedding cows on a single dairy farm. (2019) Food Control. 102:76-80.

Springer, H.R., T.N. Denagamage, G.D. Fenton, B.J. Haley, J.A.S. VanKessel and E.P. Hovingh. "Antimicrobial resistance in fecal Escherichia coli and Salmonella enterica from dairy calves: a systematic review." (2019) Foodborne Pathog and Dis. 16(1):23-34.

Byukusenge, M., R. Nissly, S.M. Kasibhatla, L. Li, R. Russell, H. Springer, R. Barry, R. Van Saun, D. Wolfgang, E. Hovingh, U. Kulkarni-Kale, and S. V. Kuchipudi. “Complete Genome Sequences of Four Bovine Coronavirus Isolates from Pennsylvania.” (2018) Microbiology Resource Announcements. 6(22).

Cao, H., A.K. Pradhan, J.S. Karns, D.R. Wolfgang, E. Hovingh, B. T. Vinyard and J.A.S. Van Kessel.“Prevalence and risk factors for antimicrobial resistance on U.S. dairy operations.” (2017) J. Animal Science, Vol. 95, Supp 4: 131-132.

Beaver, A., R.W.Sweeney, E.Hovingh, D.R.Wolfgang., Y.T.Gröhn, Y.H.Schukken. “Longitudinal relationship between fecal culture, fecal quantitative PCR, and milk ELISA in Mycobacterium avium ssp. paratuberculosis-infected cows from low-prevalence dairy herds.” (2017) J Dairy Science, 100(9): 7507-7521.