1. Department of Microbiology and Immunology, Montana State University, Bozeman, Montana, USA
2. Division of Infectious Diseases, Department of Pediatrics, Center for Antimicrobial Resistance and Microbial Genomics, McGovern Medical School, University of Texas Health Science Center at Houston, Houston, Texas, USA
3. Department of Animal & Range Sciences, Montana State University, Bozeman, Montana, USA