About the Authors

Heidi Mulcahy

Affiliation Department of Microbiology, Immunology and Infectious Diseases, University of Calgary, Calgary, Canada

Shawn Lewenza

slewenza@ucalgary.ca

Affiliation Department of Microbiology, Immunology and Infectious Diseases, University of Calgary, Calgary, Canada

Competing Interests

Commercial funding was obtained from the Westaim Corporation. This does not alter the authors' adherence to all the PLoS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: HM SL. Performed the experiments: HM. Analyzed the data: HM. Wrote the paper: HM SL.