About the Authors

Lynley D. Pound

Affiliation Department of Molecular Physiology and Biophysics, Vanderbilt University Medical School, Nashville, Tennessee, United States of America

Suparna A. Sarkar

Affiliation Barbara Davis Center for Childhood Diabetes, University of Colorado Health Sciences Center, Aurora, Colorado, United States of America

Alessandro Ustione

Affiliation Department of Molecular Physiology and Biophysics, Vanderbilt University Medical School, Nashville, Tennessee, United States of America

Prasanna K. Dadi

Affiliation Department of Molecular Physiology and Biophysics, Vanderbilt University Medical School, Nashville, Tennessee, United States of America

Melanie K. Shadoan

Affiliation Lexicon Pharmaceuticals Incorporated, The Woodlands, Texas, United States of America

Catherine E. Lee

Affiliation Barbara Davis Center for Childhood Diabetes, University of Colorado Health Sciences Center, Aurora, Colorado, United States of America

Jay A. Walters

Affiliation Barbara Davis Center for Childhood Diabetes, University of Colorado Health Sciences Center, Aurora, Colorado, United States of America

Masakazu Shiota

Affiliation Department of Molecular Physiology and Biophysics, Vanderbilt University Medical School, Nashville, Tennessee, United States of America

Owen P. McGuinness

Affiliation Department of Molecular Physiology and Biophysics, Vanderbilt University Medical School, Nashville, Tennessee, United States of America

David A. Jacobson

Affiliation Department of Molecular Physiology and Biophysics, Vanderbilt University Medical School, Nashville, Tennessee, United States of America

David W. Piston

Affiliation Department of Molecular Physiology and Biophysics, Vanderbilt University Medical School, Nashville, Tennessee, United States of America

John C. Hutton

Affiliation Barbara Davis Center for Childhood Diabetes, University of Colorado Health Sciences Center, Aurora, Colorado, United States of America

David R. Powell

Affiliation Lexicon Pharmaceuticals Incorporated, The Woodlands, Texas, United States of America

Richard M. O’Brien

richard.obrien@vanderbilt.edu

Affiliation Department of Molecular Physiology and Biophysics, Vanderbilt University Medical School, Nashville, Tennessee, United States of America

Competing Interests

MKS and DRP work for Lexicon Pharmaceuticals and generated the mice described in this study. There are no pending patents, products in development or marketed products associated with these mice or this study. This relationship between Lexicon and Vanderbilt does not alter the authors’ adherence to all the PLoS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: LDP SAS AU MS OPM DAJ DWP JCH DRP RO. Performed the experiments: LDP SAS AU PKD MKS CEL JAW MS DAJ RO. Analyzed the data: LDP SAS AU MS OPM DAJ DWP JCH DRP RO. Contributed reagents/materials/analysis tools: MKS JAW DRP. Wrote the paper: LDP SAS AU OPM DAJ DWP JCH DRP RO.