About the Authors

Jorge S. Gutiérrez

jorgesgutierrez@unex.es

Affiliation Department of Anatomy, Cell Biology and Zoology, University of Extremadura, Badajoz, Spain

José M. Abad-Gómez

Affiliation Department of Anatomy, Cell Biology and Zoology, University of Extremadura, Badajoz, Spain

Juan M. Sánchez-Guzmán

Affiliation Department of Anatomy, Cell Biology and Zoology, University of Extremadura, Badajoz, Spain

Juan G. Navedo

Affiliation Department of Anatomy, Cell Biology and Zoology, University of Extremadura, Badajoz, Spain

José A. Masero

Affiliation Department of Anatomy, Cell Biology and Zoology, University of Extremadura, Badajoz, Spain

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JSG JMAG JAM. Performed the experiments: JSG JMAG. Analyzed the data: JSG JAM. Contributed reagents/materials/analysis tools: JMSG JAM JSG JMAG JGN. Wrote the paper: JSG JAM.