About the Authors

B. Rey deCastro

rdecastro@cdc.gov

Affiliation Centers for Disease Control and Prevention, National Center for Environmental Health, Division of Laboratory Sciences, Atlanta, Georgia, United States of America

Kathleen L. Caldwell

Affiliation Centers for Disease Control and Prevention, National Center for Environmental Health, Division of Laboratory Sciences, Atlanta, Georgia, United States of America

Robert L. Jones

Affiliation Centers for Disease Control and Prevention, National Center for Environmental Health, Division of Laboratory Sciences, Atlanta, Georgia, United States of America

Benjamin C. Blount

Affiliation Centers for Disease Control and Prevention, National Center for Environmental Health, Division of Laboratory Sciences, Atlanta, Georgia, United States of America

Yi Pan

Affiliation Centers for Disease Control and Prevention, National Center for Environmental Health, Division of Laboratory Sciences, Atlanta, Georgia, United States of America

Cynthia Ward

Affiliation Centers for Disease Control and Prevention, National Center for Environmental Health, Division of Laboratory Sciences, Atlanta, Georgia, United States of America

Mary E. Mortensen

Affiliation Centers for Disease Control and Prevention, National Center for Environmental Health, Division of Laboratory Sciences, Atlanta, Georgia, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: BRdC BCB MEM. Analyzed the data: BRdC YP. Wrote the paper: BRdC MEM. Conception and design: BRdC BCB MEM. Interpretation of results: BRdC KLC RLJ BCB MEM. Critical revising: BRdC KLC RLJ BCB YP CW MEM. Final approval: BRdC KLC RLJ BCB YP CW MEM. Conducted the experiments: KLC RLJ CW.