1. Department of Oral Immunology and Infectious Diseases University of Louisville School of Dentistry Louisville KY USA
2. Department of Pharmacology and Toxicology University of Louisville School of Medicine Louisville KY USA
3. Department of Oral and Craniofacial Molecular Biology, VCU School of Dentistry Virginia Commonwealth University Richmond VA USA
4. Department of Microbiology and Immunology University of Louisville School of Medicine Louisville KY USA
5. Department of Medicine Indiana University School of Medicine Indianapolis IN USA
6. Department of Medicine School of Medicine University of Louisville Louisville KY USA