About the Authors

Igor O. Nasonkin

Contributed equally to this work with: Igor O. Nasonkin, Robert D. Ward

Current address: National Institutes of Health/NEI, Bethesda, Maryland, United States of America

Affiliation Department of Human Genetics, University of Michigan, Ann Arbor, Michigan, United States of America

Robert D. Ward

Contributed equally to this work with: Igor O. Nasonkin, Robert D. Ward

Current address: University of Houston Law School, Houston, Texas, United States of America

Affiliation Graduate Program in Cellular and Molecular Biology, University of Michigan, Ann Arbor, Michigan, United States of America

David L. Bavers

Affiliation Department of Internal Medicine, University of Michigan Medical School, Ann Arbor, Michigan, United States of America

Felix Beuschlein

Current address: Division of Endocrine Research, Department of Medicine Innenstadt, University Hospital Munich, Munich, Germany

Affiliations Department of Internal Medicine, University of Michigan Medical School, Ann Arbor, Michigan, United States of America, Endocrine Research Unit, University Clinic Munich, Munich, Germany

Amanda H. Mortensen

Affiliation Department of Human Genetics, University of Michigan, Ann Arbor, Michigan, United States of America

Catherine E. Keegan

Affiliations Graduate Program in Cellular and Molecular Biology, University of Michigan, Ann Arbor, Michigan, United States of America, Department of Pediatrics and Communicable Diseases, University of Michigan Medical School, Ann Arbor, Michigan, United States of America

Gary D. Hammer

Affiliations Graduate Program in Cellular and Molecular Biology, University of Michigan, Ann Arbor, Michigan, United States of America, Department of Internal Medicine, University of Michigan Medical School, Ann Arbor, Michigan, United States of America

Sally A. Camper

scamper@umich.edu

Affiliations Department of Human Genetics, University of Michigan, Ann Arbor, Michigan, United States of America, Graduate Program in Cellular and Molecular Biology, University of Michigan, Ann Arbor, Michigan, United States of America, Department of Internal Medicine, University of Michigan Medical School, Ann Arbor, Michigan, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: ION FB CEK SAC. Performed the experiments: ION RDW DLB FB AHM. Analyzed the data: ION RDW DLB FB CEK GDH SAC. Wrote the paper: ION RDW SAC.