1. Division of Biology and Biological Engineering California Institute of Technology Pasadena CA USA
2. Department of Veterinary Science University of Kentucky Lexington KY USA
3. Department of Biochemistry and Biophysics Perelman School of Medicine University of Pennsylvania Philadelphia PA USA
4. Department of Life Sciences Imperial College London London UK
5. Department of Microbiology, Immunology, and Molecular Genetics University of Kentucky Lexington KY USA
6. Department of Pharmaceutical Sciences University of Kentucky Lexington KY USA
7. Department of Chemistry and Biochemistry Brigham Young University Provo UT USA