1. Department of Medical Microbiology and Immunology, University of California, Davis, Davis, California, USA
2. Department of Internal Medicine, Division of Infectious Diseases, University of California Davis Medical Center, Davis, California, USA
3. Department of Nutritional Sciences and Toxicology, University of California, Berkeley, Berkeley, California, USA
4. Department of Pathology, Microbiology, and Immunology, School of Veterinary Medicine, University of California, Davis, Davis, California, USA
5. Department of Medicine and Epidemiology, School of Veterinary Medicine, University of California, Davis, Davis, California, USA
6. Department of Dermatology, Zucker School of Medicine at Hofstra Northwell, Hempstead, New York, USA
7. Department of Pathology, University of Texas Health Science Center, San Antonio, Texas, USA
8. Department of Pharmacology, University of California, Davis, Davis, California, USA