About the Authors

Alexsia L. Richards
William T. Jackson


Affiliation Department of Microbiology and Molecular Genetics, Medical College of Wisconsin, Milwaukee, Wisconsin, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: ALR WTJ. Performed the experiments: ALR. Analyzed the data: ALR WTJ. Contributed reagents/materials/analysis tools: ALR WTJ. Wrote the paper: ALR WTJ.