About the Authors

Dimitris J. Panagopoulos

dpanagop@biol.uoa.gr

Affiliations Department of Biology, University of Athens, Athens, Greece, Radiation and Environmental Biophysics Research Centre, Athens, Greece

Olle Johansson

Affiliation Experimental Dermatology Unit, Department of Neuroscience, Karolinska Institute, Stockholm, Sweden

George L. Carlo

Affiliation The Science and Public Policy Institute, Institute for Healthful Adaptation, Washington, D.C., United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Analyzed the data: DJP OJ GLC. Wrote the paper: DJP OJ GLC. Conceived and designed the study: DJP. Performed calculations: DJP.