Immunology and Microbiology of domestic animal species (Bovine, Companion Animal, Equine, and comparative); Pathogenesis of respiratory syncytial virus (bovine, primate); Pathogenesis of allergic asthma and regulation of the IgE response; Effects of air pollutants on allergic sensitization and lung disease Vaccinology.

Immunology, Vaccinology (professional and graduate levels), and Clinical Immunology Graduate and Undergraduate research.

Past Chair: Department of Veterinary Microbiology and Immunology;
Past President: American Association of Veterinary Immunologists;
Past Chair: AVMA Council on Research;
Service Chief for Clinical Immunology and Virology, VMTH;
American College of Veterinary Microbiologists, board of governors;
NC-107 Regional Research Project: bovine respiratory diseases.

German