About the Authors

Sergio Santos

Affiliation School of Physics and Astronomy, University of Leeds, Leeds, United Kingdom

Victor Barcons

Affiliation Departament de Disseny i Programació de Sistemes Electrònics, UPC - Universitat Politècnica de Catalunya, Manresa, Spain

Hugo K. Christenson

Affiliation School of Physics and Astronomy, University of Leeds, Leeds, United Kingdom

Josep Font

Affiliation Departament de Disseny i Programació de Sistemes Electrònics, UPC - Universitat Politècnica de Catalunya, Manresa, Spain

Neil H. Thomson

n.h.thomson@leeds.ac.uk

Affiliations School of Physics and Astronomy, University of Leeds, Leeds, United Kingdom, Department of Oral Biology, Leeds Dental Institute, University of Leeds, Leeds, United Kingdom

Competing Interests

Sergio Santos has been sponsored by Asylum Research Corporation for the duration of his PhD. There are no patents, products in development or marketed products to declare. This does not alter the authors' adherence to all the PLoS ONE policies on sharing data and materials, as detailed online in the guide for authors.

Author Contributions

Conceived and designed the experiments: SS VB HKC JF NHT. Performed the experiments: SS. Analyzed the data: SS VB HKC JF NHT. Contributed reagents/materials/analysis tools: NT. Wrote the paper: SS HKC NHT. Provided the DNA Samples: DB WB.