About the Authors

Victor H. Parraguez

vparragu@uchile.cl

Affiliations Faculty of Veterinary Sciences, University of Chile, Casilla 2, Correo 15, La Granja, Santiago, Chile, Faculty of Agricultural Sciences, University of Chile, Casilla 2, Correo 15, La Granja, Santiago, Chile, International Centre for Andean Studies, University of Chile, Casilla 2, Correo 15, La Granja, Santiago, Chile

Sandra Mamani

Affiliation Faculty of Agricultural Sciences, University of Chile, Casilla 2, Correo 15, La Granja, Santiago, Chile

Eileen Cofré

Affiliation Faculty of Veterinary Sciences, University of Chile, Casilla 2, Correo 15, La Granja, Santiago, Chile

Giorgio Castellaro

Affiliation Faculty of Agricultural Sciences, University of Chile, Casilla 2, Correo 15, La Granja, Santiago, Chile

Bessie Urquieta

Affiliation Faculty of Veterinary Sciences, University of Chile, Casilla 2, Correo 15, La Granja, Santiago, Chile

Mónica De los Reyes

Affiliation Faculty of Veterinary Sciences, University of Chile, Casilla 2, Correo 15, La Granja, Santiago, Chile

Susana Astiz

Affiliation Comparative Physiology Lab, SGIT-INIA, Av. Puerta de Hierro s/n, 28040, Madrid, Spain

Antonio Gonzalez-Bulnes

Affiliations Comparative Physiology Lab, SGIT-INIA, Av. Puerta de Hierro s/n, 28040, Madrid, Spain, Department of Veterinary Medicine, University of Sassari, Via Vienna 2, 07100, Sassari, Italy

Competing Interests

There is no conflict of interest that would prejudice the information offered in the paper, excepting that Antonio Gonzalez-Bulnes is a PLOS ONE Editorial Board member. However, 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: VHP SA AGB. Performed the experiments: VHP SM EC GC BU MDR SA AGB. Analyzed the data: VHP BU MDR SA AGB. Contributed reagents/materials/analysis tools: SM EC GC BU. Wrote the paper: VHP SA AGB. Revised the manuscript: SM EC GC BU MDR.