About the Authors

Daniel T. Shaughnessy

Affiliation Laboratory of Molecular Carcinogenesis, National Institute of Environmental Health Sciences, National Institutes of Health (NIH), Department of Health and Human Services (DHHS), Research Triangle Park, North Carolina, United States of America

Lisa M. Gangarosa

Affiliation Department of Medicine, School of Medicine, University of North Carolina, Chapel Hill, North Carolina, United States of America

Barbara Schliebe

Affiliation Department of Medicine, School of Medicine, University of North Carolina, Chapel Hill, North Carolina, United States of America

David M. Umbach

Affiliation Biostatistics Branch, National Institute of Environmental Health Sciences, National Institutes of Health (NIH), Department of Health and Human Services (DHHS), Research Triangle Park, North Carolina, United States of America

Zongli Xu

Affiliation Epidemiology Branch, National Institute of Environmental Health Sciences, National Institutes of Health (NIH), Department of Health and Human Services (DHHS), Research Triangle Park, North Carolina, United States of America

Beth MacIntosh

Affiliation Clinical and Translational Research Center, University of North Carolina, Chapel Hill, North Carolina, United States of America

Mark G. Knize

Affiliation Chemistry, Materials, and Life Sciences Division, Lawrence Livermore National Laboratory, Livermore, California, United States of America

Peggy P. Matthews

Affiliation National Health and Environmental Effects Research Laboratory, U.S. Environmental Protection Agency, Research Triangle Park, North Carolina, United States of America

Adam E. Swank

Affiliation National Health and Environmental Effects Research Laboratory, U.S. Environmental Protection Agency, Research Triangle Park, North Carolina, United States of America

Robert S. Sandler

Affiliation Department of Medicine, School of Medicine, University of North Carolina, Chapel Hill, North Carolina, United States of America

David M. DeMarini

Affiliation National Health and Environmental Effects Research Laboratory, U.S. Environmental Protection Agency, Research Triangle Park, North Carolina, United States of America

Jack A. Taylor

taylor@niehs.nih.gov

Affiliations Laboratory of Molecular Carcinogenesis, National Institute of Environmental Health Sciences, National Institutes of Health (NIH), Department of Health and Human Services (DHHS), Research Triangle Park, North Carolina, United States of America, Epidemiology Branch, National Institute of Environmental Health Sciences, National Institutes of Health (NIH), Department of Health and Human Services (DHHS), 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: DS RS JT DD DU. Performed the experiments: DS AS DD PM MK. Analyzed the data: DS JT DU ZX DD. Contributed reagents/materials/analysis tools: DS JT DD MK. Wrote the paper: DS DD JT DU. Study coordinator: BS. Research dietician: BM. Clinical physician on the study: LG.