1. Department of Population Health and Pathobiology, College of Veterinary Medicine, North Carolina State University, Raleigh, North Carolina, USA
2. Department of Chemistry and Chemical Biology, Harvard University, Cambridge, Massachusetts, USA
3. Molecular Education, Technology and Research Innovation Center, North Carolina State University, Raleigh, North Carolina, USA
4. Department of Molecular Biology and Microbiology, Tufts University School of Medicine, Boston, Massachusetts, USA