About the Authors

Mónica Herrera

Affiliation Centro de Biología Molecular “Severo Ochoa” (CSIC-UAM), Cantoblanco, Madrid, Spain

Juan García-Arriaza

Current address: Centro Nacional de Biotecnología (CSIC), Cantoblanco, Madrid, Spain

Affiliation Centro de Biología Molecular “Severo Ochoa” (CSIC-UAM), Cantoblanco, Madrid, Spain

Nonia Pariente

Current address: Department of Microbiology, Immunology and Molecular Genetics, University of California Los Angeles AIDS Institute, Los Angeles, California, United States of America

Affiliation Centro de Biología Molecular “Severo Ochoa” (CSIC-UAM), Cantoblanco, Madrid, Spain

Cristina Escarmís

Affiliation Centro de Biología Molecular “Severo Ochoa” (CSIC-UAM), Cantoblanco, Madrid, Spain

Esteban Domingo

To whom correspondence should be addressed. E-mail: edomingo@cbm.uam.es

Affiliation Centro de Biología Molecular “Severo Ochoa” (CSIC-UAM), Cantoblanco, Madrid, Spain

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

MH, NP, CE, and ED conceived and designed the experiments. MH performed the experiments. MH, JGA, NP, CE, and ED analyzed the data. MH, JGA, NP, and CE contributed viruses, plasmids, materials, and information. MH and ED wrote the paper.