Affiliation: | 1. Department of Comparative Medicine, Penn State University Hershey College of Medicine, Hershey, PA, USA;2. Department of Pathology, Penn State University Hershey College of Medicine, Hershey, PA, USA;3. Jake Gittlen Cancer Research Foundation, Penn State University Hershey College of Medicine, Hershey, PA, USA;4. Department of Microbiology and Immunology, Penn State University Hershey College of Medicine, Hershey, PA, USA |