About the Authors

Carmen Sánchez Claros

Affiliation Department of Physics, Sapienza University of Rome, Rome, Italy

Anna Tramontano

Anna.tramontano@uniroma1.it

Affiliations Department of Physics, Sapienza University of Rome, Rome, Italy, Institut Pasteur Fondazione Cenci-Bolognetti, Rome, Italy, Center for Life Nano Science @Sapienza, Istituto Italiano di Tecnologia, Rome, Italy

Competing Interests

Anna Tramontano is a PLoS ONE Editorial Board member. 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: AT. Performed the experiments: CSC. Analyzed the data: AT CSC. Wrote the paper: AT.