1. Stritch School of Medicine, Health Sciences Division, Loyola University Chicago, Maywood, Illinois, USA
2. Department of Microbiology and Immunology, Stritch School of Medicine, Health Sciences Division, Loyola University Chicago, Maywood, Illinois, USA
3. Department of Biological Chemistry, University of Michigan Medical School, Ann Arbor, Michigan, USA
4. Department of Computational Medicine and Bioinformatics, University of Michigan Medical School, Ann Arbor, Michigan, USA