About the Authors

Susana Merino

Affiliation Departamento de Microbiología, Facultad de Biología, Universidad de Barcelona, Barcelona, Spain

Yuriy A. Knirel

Affiliation N. D. Zelinsky Institute of Organic Chemistry, Russian Academy of Sciences, Moscow, Russia

Miguel Regué

Affiliation Departamento de Microbiología y Parasitología Sanitarias, Facultad de Farmacia, Universidad de Barcelona, Barcelona, Spain

Juan M. Tomás

jtomas@ub.edu

Affiliation Departamento de Microbiología, Facultad de Biología, Universidad de Barcelona, Barcelona, Spain

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SM YAK MR JMT. Performed the experiments: SM YAK MR JMT. Analyzed the data: SM YAK MR JMT. Contributed reagents/materials/analysis tools: SM YAK MR JMT. Wrote the paper: SM YAK MR JMT.