About the Authors

William R. Taylor

wtaylor@nimr.mrc.ac.uk

Affiliation Division of Mathematical Biology, MRC National Institute for Medical Research, London, United Kingdom

Michael I. Sadowski

Affiliation Division of Mathematical Biology, MRC National Institute for Medical Research, London, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

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