About the Authors

David T Redden

To whom correspondence should be addressed. E-mail: DRedden@UAB.edu

Affiliations Department of Biostatistics, Section on Statistical Genetics, University of Alabama at Birmingham, Birmingham, Alabama, United States of America , Clinical Nutrition Research Center, University of Alabama at Birmingham, Birmingham, Alabama, United States of America

Jasmin Divers

Affiliation Department of Biostatistics, Section on Statistical Genetics, University of Alabama at Birmingham, Birmingham, Alabama, United States of America

Laura Kelly Vaughan

Affiliation Department of Biostatistics, Section on Statistical Genetics, University of Alabama at Birmingham, Birmingham, Alabama, United States of America

Hemant K Tiwari

Affiliation Department of Biostatistics, Section on Statistical Genetics, University of Alabama at Birmingham, Birmingham, Alabama, United States of America

T. Mark Beasley

Affiliation Department of Biostatistics, Section on Statistical Genetics, University of Alabama at Birmingham, Birmingham, Alabama, United States of America

José R Fernández

Affiliations Department of Biostatistics, Section on Statistical Genetics, University of Alabama at Birmingham, Birmingham, Alabama, United States of America , Clinical Nutrition Research Center, University of Alabama at Birmingham, Birmingham, Alabama, United States of America , Department of Nutrition Sciences, University of Alabama at Birmingham, Birmingham, Alabama, United States of America

Robert P Kimberly

Affiliation Division of Clinical Immunology and Rheumatology, Department of Medicine, University of Alabama at Birmingham, Birmingham, Alabama, United States of America

Rui Feng

Affiliation Department of Biostatistics, Section on Statistical Genetics, University of Alabama at Birmingham, Birmingham, Alabama, United States of America

Miguel A Padilla

Affiliation Department of Biostatistics, Section on Statistical Genetics, University of Alabama at Birmingham, Birmingham, Alabama, United States of America

Nianjun Liu

Affiliation Department of Biostatistics, Section on Statistical Genetics, University of Alabama at Birmingham, Birmingham, Alabama, United States of America

Michael B Miller

Affiliation Division of Epidemiology, University of Minnesota, Minneapolis, Minnesota, United States of America

David B Allison

Affiliations Department of Biostatistics, Section on Statistical Genetics, University of Alabama at Birmingham, Birmingham, Alabama, United States of America , Clinical Nutrition Research Center, University of Alabama at Birmingham, Birmingham, Alabama, United States of America , Department of Nutrition Sciences, University of Alabama at Birmingham, Birmingham, Alabama, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

DTR, JD, TMB, MBM, and DBA conceived and designed the experiments. DTR, JD, and DBA performed the experiments. DTR, JD, LKV, and DBA analyzed the data. DTR, JD, HKT, JRF, MAP, and DBA contributed reagents/materials/analysis tools. DTR, JD, LKV, HKT, TMB, RPK, RF, MAP, NL, MBM, and DBA wrote the paper.