Skip Navigation
Oklahoma State University
Center For Veterinary Health Sciences

Healthy Animals - Healthy People

Companion Animal Reproduction Faculty and Staff


Candace Lyman, DVM, DACT

candace lyman

Dr. Lyman is an assistant professor. Originally from Abilene, Kan., she completed both her undergraduate and veterinary training at Kansas State University. After graduation she performed a surgical and ambulatory internship at Ocala Equine Hospital in Ocala, Fla. She then moved to College Station, Texas, to work in the Texas A&M Equine Embryo Laboratory.

It was during her time in College Station that she became practiced in transvaginal aspiration of both mature and immature oocytes for the purposes of intracytoplasmic sperm injection (ICSI) and nuclear transfer (cloning) in the mare. Lyman continued on to perform a residency in Large Animal Reproduction at the University of Pennsylvania’s New Bolton Center in Kennett Square, Pa. and spent a year in an equine private practice. Soon after, Lyman joined the faculty at Oklahoma State University, where she now divides her time between the equine, canine, small ruminant and bovine case loads. Lyman is a Diplomate of the American College of Theriogenologists.

Reed Holyoak, DVM, Ph.D., DACT

reed holyoak

Dr. G. Reed Holyoak is a professor and holds the Bullock Equine Reproduction Endowed Professorship. He received his B.S. in Animal sScience in 1983 and M.S. in Animal Reproduction in 1984 from Brigham Young University before earning his DVM from Washington State University in 1988 and Ph.D. from the University of Kentucky in 1992. 

Active in research as well as teaching, Holyoak specializes in the area of theriogenology, the study of animal reproduction.  Holyoak’s current research projects include reproductive infectious diseases with equine arteritis virus and others; histopathologic and ultrasonographic assessment of infertility in the male and female of large animal species; and the integration of traditional Chinese acupuncture within western veterinary medicine. He was board certified as a diplomate by the American College of Theriogenologists in 2000 and is a certified veterinary acupuncturist.

Julia Baldrighi, DVM


Cory Anderson, DVM

cory anderson

Originally from Dillon, Montana, Anderson earned his DVM degree from Oklahoma State. He previously worked at the CVHS Ranch. His main research interest is the use of Clomiphene Citrate in the mare.

Anderson hates sharks, but enjoys roping, hunting, fly fishing, football and basketball.

 Adam Bassett, DVM, MS

adam bassett

Originally from Lincoln, Nebraska, Bassett earned his bachelor’s from Hastings College in 2012 and his DVM degree from Iowa State University in 2016. He earned a master’s degree from the University of Nebraska.

Previously, Bassett worked at an equine practice doing predominantly racetrack medicine. While pursuing his master degree, he was a Graduate Research Assistant at the Great Plains Veterinary Educational Center (GPVEC) in Clay Center, Nebraska. During his time at GPVEC, he worked on research relating to bovine congestive heart failure. He also had the opportunity to teach veterinary students and provide veterinary care primarily to horses and beef cattle.

In his free time, Bassett enjoys riding his horse, playing guitar, exercising and being outdoors.

Veterinary Technicians

Kristal McKenzie, RVT

kristal mckenzie

Kristal worked as a veterinary assistant in high school. She earned a AAS in veterinary technology from Colby Community College in 2007. During college and after graduating, she worked at a mixed animal private practice. While in Kansas, Kristal worked as a large animal technician and learned that she enjoys working with a mixture of animals.

Kristal has four dogs (two of them being rescues), a cat and a hedgehog at home. She enjoys being outdoors (hunting, fishing, camping, running) and spending time with family and friends.