About the Authors

Stanley G Sawicki

Affiliation Department of Medical Microbiology and Immunology, Medical University of Ohio, Toledo, Ohio, United States of America

Dorothea L Sawicki

Affiliation Department of Medical Microbiology and Immunology, Medical University of Ohio, Toledo, Ohio, United States of America

Diane Younker

Address Current address: CheCS-Environmental Health Systems, Houston, Texas, United States of America

Affiliation Department of Medical Microbiology and Immunology, Medical University of Ohio, Toledo, Ohio, United States of America

Yvonne Meyer

Affiliation Institute of Virology, University of Würzburg, Würzburg, Germany

Volker Thiel

Address Current address: Research Department, Cantonal Hospital, St. Gallen, Switzerland

Affiliation Institute of Virology, University of Würzburg, Würzburg, Germany

Helen Stokes

Affiliation Department of Cellular and Molecular Medicine, University of Bristol, Bristol, United Kingdom

Stuart G Siddell

To whom correspondence should be addressed. E-mail: stuart.siddell@bristol.ac.uk

Affiliation Department of Cellular and Molecular Medicine, University of Bristol, Bristol, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

S. G. Sawicki, D. L. Sawicki, and S. G. Siddell conceived and designed the experiments. S. G. Sawicki, D. L. Sawicki, D. Younker, Y. Meyer, V. Thiel, H. Stokes, and S. G. Siddell performed the experiments and analyzed the data. S. G. Sawicki, V. Thiel, and S. G. Siddell wrote the paper.