About the Authors

Libertad García-Villada
John W. Drake

drake@niehs.nih.gov

Affiliation Laboratory of Molecular Genetics, National Institute of Environmental Health Sciences, Research Triangle Park, North Carolina, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: LG-V JWD. Performed the experiments: LG-V. Analyzed the data: LG-V JWD. Contributed reagents/materials/analysis tools: LG-V. Wrote the paper: LG-V JWD.