Reed Holyoak

Reed Holyoak is the Bullock Professor of Theriogenology and Regents Professor at Oklahoma State University, where he serves as a faculty member in the Veterinary Clinical Sciences department within the College of Veterinary Medicine. With a career spanning over two decades, Holyoak has focused on equine and donkey reproductive health, integrating modern diagnostics with traditional veterinary medicine.

• Education: PhD in Philosophy (1992, University of Kentucky); DVM (1988, Washington State University)
• Certifications: Diplomate, American College of Theriogenologists (2000–present)

His research explores:

• Equine uterine microbiomes and their role in chronic endometritis
• Novel therapeutic approaches including acupuncture for reproductive dysfunction
• Development of intrauterine devices for free-roaming horse population control
• Comparative proteomic analysis of bacterial endometritis in donkeys
• Complications and optimization of transvaginal follicular aspiration techniques

Recent publications highlight his expertise in identifying Curvularia and Bipolaris as novel placentitis pathogens, establishing core equine uterine microbiomes, and evaluating antimicrobial resistance patterns in donkey endometritis. He has received funding from the OSU Foundation, Zoetis, and the U.S. Geological Survey for reproductive health research.

Scientific honors include:

• Visiting Professorship at South China Agricultural University (2018–2021)
• Consulting Academic Director role at Shanghai's International Veterinary College (2018)
• Leadership positions in the American College of Theriogenologists (President 2018–2019)

As an educator, Holyoak teaches advanced theriogenology courses to veterinary students, focusing on:

• Equine breeding management
• Cesarean section techniques
• Artificial insemination protocols
• Reproductive disease diagnostics
• Periparturient care of large animals