Cummings School of Veterinary Medicine at Tufts University
Virginia T Rentko


Medical Director

Dr. Virginia Rentko is a board-certified veterinary internist and became medical director of the Cummings School of Veterinary Medicine's Hospital for Large Animals and Foster Hospital for Small Animals in March 2011. A diplomate of the American College of Veterinary Internal Medicine, Dr. Rentko's professional interests include hematology, tissue oxygenation and general internal medicine. Prior to this position, she was hospital director at Tufts Veterinary Emergency Treatment and Specialties in Walpole, MA.

Dr. Rentko earned a Bachelor's Degree in Biology from Boston University and a Master's Degree in Zoology from The Ohio State University. She holds a Doctor of Veterinary Medicine from the School of Veterinary Medicine at the University of Pennsylvania, where she also completed an internship in medicine and surgery. She undertook a residency in Internal Medicine at the Cummings School.

Dr. Rentko is a member of the American Veterinary Medical Association, the Massachusetts Veterinary Medical Association and the Association of Veterinary Hematology and Transfusion Medicine. She has published articles in various scientific journals and book chapters on topics in hematology. Dr. Rentko has lectured internationally on the topic of blood substitutes, a topic which she investigated for much of her career. She previously held various management positions at Biopure Corporation, most recently, Vice President of Preclinical Research where she worked on the development of the first commercially successful blood substitute for dogs in the United States and Europe. During that time she held an adjunct appointment in the Department of Clinical Sciences at Tufts Cummings School of Veterinary Medicine.


  • VMD - University of Pennsylvania - 1987
  • MS - The Ohio State University - 1983
  • BA - Boston University - 1981

Board Certification

  • Small Animal Internal Medicine

General Research Interests

  • Hematology

Research Interests by Area

Other Areas of Research
  • Blood products; hemoglobin replacement