1. Department of Cell Biology and Anatomy, Louisiana State University Health Sciences Center, Shreveport, LA 71130, U.S.A.
2. Department of Microbiology and Immunology, Louisiana State University Health Sciences Center, Shreveport, LA 71130, U.S.A.
3. Department of Pathology and Translational Pathobiology, Louisiana State University Health Sciences Center, Shreveport, LA 71130, U.S.A.