1. Department of Microbiology and Immunology, Louisiana State University Health Sciences Center– Shreveport, Shreveport, Louisiana, USA
2. BIO5 Institute, University of Arizona, Tucson, Arizona, USA
3. Department of Cellular and Molecular Medicine, University of Arizona, Tucson, Arizona, USA
4. Department of Immunobiology, University of Arizona, Tucson, Arizona, USA
5. Cancer Center, University of Arizona, Tucson, Arizona, USA
6. Department of Microbiology and Immunology, Lineberger Comprehensive Cancer Center, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, USA