Stephen W. Barthold, D.V.M., Ph.D.

Stephan W. Barthold Professor, Department of Pathology, Microbiology and Immunology

School of Veterinary Medicine, UC Davis

Director, Center for Comparative Medicine

Office: Room 2001, Center for Comparative Medicine
Lab: Rooms 1021 and 1027, Center for Comparative Medicine
Phone: (530) 752-1245

Stephen Barthold's Web Pages:



  • Veterinary pathologist with 35 years of experience in experimental pathology of infectious diseases, with emphasis on mouse models

Research Focus:
  • Host-agent iinteraction and pathogenesis of Lyme borreliosi
  • Host-agent interaction and pathogenesis of granulocytic anaplasmosis
  • Host response to Bartonella henselae, the agent of cat scratch disease