1. Pyxant Labs Inc., Colorado Springs, Colorado, USA
2. DirectContact LLC, Swampscott, Massachusetts, USA
3. University at Buffalo, School of Pharmacy and Pharmaceutical Sciences, Buffalo, New York, USA
4. Department of Biological Sciences, University of Calgary, Calgary, Alberta, Canada
5. Department of Comparative Biology and Experimental Medicine, Faculty of Veterinary Medicine, University of Calgary, Calgary, Alberta, Canada E‐mail: