Department of Comparative Medicine


Alex Christodoulou 206-616-9307
Megan Ellis 206-616-2893
Kristen Peagler 206-616-7072
Leandra Mosca 206-616-7772
Kenneth Boey 206-543-3917


Kristen Peagler, 1st year resident

Kristen Peagler is from Lithonia, Georgia. She received her B.S. from Presbyterian College in 2017 where she played Division 1 soccer and is a 2021 graduate of the University of Georgia College of Veterinary Medicine. During her time at the University of Georgia, she became the first veterinary extern at NASA under the guidance of NASA’s Chief Veterinarian and was the first veterinary student to complete NASA’s Aerospace Medicine Clerkship. Peagler’s interests include neurology, immunology, and musculoskeletal diseases. She hopes to make contributions to the field of aerospace medicine after completion of the UW Residency program.

Outside of her lab animal interests, Peagler has been heavily involved in her community and has helped educate future generations of veterinarians of all ages. She enjoys fishing, hiking, camping, viewing and learning about all things space, playing sports and is beginning to learn how to fly planes. Peagler is excited to give her pets, especially her Giant Schnauzer an amazing time on the West Coast!

Kenneth Boey, 1st year resident


Bio Coming Soon


Leandra Mosca, 2nd year resident

Leandra grew up in Madison, Connecticut and received her B.S. from Carnegie Mellon University in Pittsburgh, PA. She is a 2019 graduate of the University of Florida College of Veterinary Medicine and is a Veterinary Business Management Certificate recipient. Her current areas of interest include infectious disease and pathology, anesthesia and analgesia in laboratory animals, and One Health. She plans to pursue further research in these areas, and looks forward to broadening her clinical experiences in laboratory animal medicine. Outside of work Leandra enjoys running, paddleboarding, baking, and spending time with her high-energy dog, Isla.

Alexandra Christodoulou, 1st year resident

Bio Coming Soon!

Megan Ellis, 1st year resident

Previous Residents:

Alan Avalos

DubsIIAlan is a Los Angeles native and a graduate of the Western University of Health Sciences College of Veterinary Medicine. His interests in comparative medicine began as an undergraduate at UCLA, where he learned of the great diversity of species in comparative medicine and the multiple roles veterinarians play in research. His current professional interests lie in clinical pathology and diagnostics, as well as animal husbandry and enrichment. As a member of the Iritani laboratory, Alan looks to understand the role of Hematopoietic protein-1 in the development of B cells. After completing his residency, Alan plans on working primarily as a laboratory animal veterinarian and pursuing his interests in clinical pathology. Outside of his time at the University of Washington, Alan enjoys playing sports such as softball and ultimate Frisbee, as well as taking in Seattle’s natural beauty, and music and food scenes.

Jourdan Brune

Jourdan is a Seattle-area native and a graduate from Washington State University College of Veterinary Medicine. She began her residency training immediately after completing veterinary school in 2017. She is a member of the Frevert laboratory where she studies pulmonary inflammation and chemokine-proteoglycan interactions associated with influenza infection. Her professional interests include quantitative digital pathology and laboratory animal anesthesiology.

After residency, she would like to work as a laboratory animal veterinarian and a research collaborator in an academic setting. Outside of the residency program, Jourdan enjoys drag hunting on horseback, attending Sounders matches and catching Dungeness crab while paddle boarding.