About the Authors

Juan A. Subirana

juan.a.subirana@upc.edu

Affiliation Departament d’Enginyeria Química, Universitat Politècnica de Catalunya, Barcelona, Spain

Xavier Messeguer

Affiliation Departament de Llenguatges i Sistemes Informàtics, Universitat Politècnica de Catalunya, Barcelona, Spain

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

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