About the Authors

Daniela Contu

Contributed equally to this work with: Daniela Contu, Laura Morelli

Affiliation Laboratorio di Immunogenetica, Ospedale Microcitemico, Cagliari, Italy

Laura Morelli

Contributed equally to this work with: Daniela Contu, Laura Morelli

Affiliation Dipartimento di Scienze Biomediche, Università di Sassari, Sassari, Italy

Federico Santoni

Affiliation Center for Advanced Studies, Research and Development in Sardinia (CRS4), Pula, Italy

Jamie W. Foster

Address Current address: Albert Park, Melbourne, Australia

Affiliation Dipartimento di Scienze Biomediche, Università di Sassari, Sassari, Italy

Paolo Francalacci

Affiliation Dipartimento di Zoologia e Genetica Evoluzionistica, Università di Sassari, Sassari, Italy

Francesco Cucca

To whom correspondence should be addressed. E-mail: fcucca@uniss.it

Affiliation Dipartimento di Scienze Biomediche, Università di Sassari, Sassari, Italy

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: FC LM DC FS PF. Performed the experiments: LM DC. Analyzed the data: FC LM DC FS. Contributed reagents/materials/analysis tools: FC. Wrote the paper: FC. Other: Designed and supervised the study: FC. Participated in the study design: PF LM DC. Wrote the manuscript: FC. Revised the manuscript: PF LM CD. Assisted in manuscript revision: JF. Developed software to implement data analysis: FS. Participated in analysis of the data: DC. Performed statistical analysis: FS LM. Proposed mode-based estimates in BATWING analysis: FS. Performed marker genotyping: DC. Participated in marker genotyping: LM. Designed figures and tables: LM. Participated in designing figures and tables: DC. Read and approved the final manuscript: DC LM FS JF PF FC.