Clinical Instructor
- DVM, University of Illinois
- MS, University of Missouri
- Diplomate, American College of Veterinary Pathologists
- PhD, University of Missouri

Building Address: E129 Vet Med East, 825 E. Campus Loop, Columbia, MO 65211
Phone Number: 573-882-3432
Email: ierardir@missouri.edu
RESEARCH INTERESTS
Infectious Disease; Pathology; Vector-borne, Emerging and Zoonotic Diseases (keywords: pathology, livestock, food animal, infectious disease)
TEACHING
Pathology (V_PBIO 5576, V_PBIO 6647, V_PBIO 8432)
SELECTED PUBLICATIONS
Complete list available at: https://orcid.org/0000-0002-3330-3759
- Ierardi, R. A., Chance, S. M., Morris, C., Nunnelley, J., Odemuyiwa, S. O., Royal, A. B., Schultz, L., Shen, Z., Young, J., & Raghavan, R. K. (2025). Active surveillance for Theileria orientalis and the invasive Asian longhorned tick (Haemaphysalis longicornis) in three Missouri beef herds. PLoS One, 20(4), e0319327. https://doi.org/10.1371/journal.pone.0319327
- Ierardi, R. A. (2025). A review of bovine anaplasmosis (Anaplasma marginale) with emphasis on epidemiology and diagnostic testing. Journal of Veterinary Diagnostic Investigation, 10406387251324180, online ahead of print. https://doi.org/10.1177/10406387251324180
- Ierardi, R. A., Burnum, A. L., Camp, L. E., Delaney, L. E., Gull, T., Havis, B. M., Johnson, G. C., Kim, D. Y., Kuroki, K., Mammone, R. M., Mitchell, W. J., Navarro, M. A., Rivero, L. A., Shapiro, K., Smith, A. C., Valerio, C. M., Williams, F., Zinn, M. M., & Uzal, F. A. (2025). Bacillary hemoglobinuria in beef cattle infected with Fascioloides magna in Missouri. Journal of Veterinary Diagnostic Investigation, 37(1), 126-134. https://doi.org/10.1177/10406387241280741
- Smith, A. C., Kuroki, K., Ierardi, R. A., Delaney, L. E., Gull, T. B., Ogunbadewa, A. J., & Schultz, L. G. (2024). Causes of mortality in farmed white-tailed deer in the midwestern United States, 2004–2023. Journal of Veterinary Diagnostic Investigation, 36(6), 809-815. https://doi.org/10.1177/10406387241271416
- Saavedra, A., Carpenter, A., Ierardi, R., & Wiggen, K. E. (2024). Candida tropicalis infectious endocarditis in a dog with a patent ductus arteriosus. Journal of Veterinary Cardiology, 54, 1-6. https://doi.org/https://doi.org/10.1016/j.jvc.2024.04.004
- Ierardi, R. A., Anderson, M. N., Bryan, J. N., Matheson, J. S., Sample, S. H., & Coates, J. R. (2022). Epidural myelolipoma in a Silken Windhound. Veterinary Clinical Pathology, 51(3), 422–425. https://doi.org/10.1111/vcp.13090