1. School of Molecular Biosciences, Washington State University, Pullman, Washington, USA
2. Department of Natural and Applied Sciences, University of Dubuque, Dubuque, Iowa, USA
3. Department of Biology, Labette Community College, Parsons, Kansas, USA
4. School of Dentistry and Medical Sciences, Charles Sturt University, Bathurst, New South Wales, Australia
5. Department of Microbiological Sciences, North Dakota State University, Fargo, North Dakota, USA
6. Department of Biology, Frostburg State University, Frostburg, Maryland, USA
7. Department of Microbiology, The University of Alabama–Birmingham, Birmingham, Alabama, USA
8. Department of Biosciences, Minnesota State University–Moorhead, Moorhead, Minnesota, USA