About the Authors

Elena Y. Enioutina

Affiliations Geriatric Research, Education and Clinical Center (GRECC), Veterans Affairs Medical Center, Salt Lake City, Utah, United States of America, Department of Internal Medicine, Division of Geriatrics, University of Utah School of Medicine, Salt Lake City, Utah, United States of America, Department of Pathology, Division of Microbiology and Immunology, University of Utah School of Medicine, Salt Lake City, Utah, United States of America

Elizabeth J. Myers

Affiliations Geriatric Research, Education and Clinical Center (GRECC), Veterans Affairs Medical Center, Salt Lake City, Utah, United States of America, Department of Internal Medicine, Division of Geriatrics, University of Utah School of Medicine, Salt Lake City, Utah, United States of America

Petr Tvrdik

Affiliation Department of Human Genetics, University of Utah School of Medicine, Salt Lake City, Utah, United States of America

John R. Hoidal

Affiliations Department of Internal Medicine, Division of Pulmonary Medicine, University of Utah School of Medicine, Salt Lake City, Utah, United States of America, Veterans Affairs Medical Center, Salt Lake City, Utah, United States of America

Scott W. Rogers

Affiliations Geriatric Research, Education and Clinical Center (GRECC), Veterans Affairs Medical Center, Salt Lake City, Utah, United States of America, Department of Neurobiology and Anatomy, University of Utah School of Medicine, Salt Lake City, Utah, United States of America

Lorise C. Gahring

Lorise.Gahring@hsc.utah.edu

Affiliations Department of Internal Medicine, Division of Geriatrics, University of Utah School of Medicine, Salt Lake City, Utah, United States of America, Department of Pathology, Division of Microbiology and Immunology, University of Utah School of Medicine, Salt Lake City, Utah, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: EYE EJM SWR LCG. Performed the experiments: EYE EJM SWR LCG. Analyzed the data: EYE EJM PT SWR LCG. Contributed reagents/materials/analysis tools: EYE EJM PT JRH SWR LCG. Wrote the paper: EYE EJM PT JRH SWR LCG.