aDepartment of Nutrition and Integrative Physiology, Florida State University, Tallahassee, Florida

bDepartment of Internal Medicine, University of Utah, Utah

cGeriatric Research, Education, and Clinical Center, Salt Lake City Veterans Affairs Medical Center, VA SLC

dDepartment of Nutrition and Integrative Physiology

eDepartment of Biochemistry

fNora Eccles Harrison Cardiovascular Research and Training Institute, University of Utah, Salt Lake City, Utah, USA

Correspondence to Daniel R. Machin, PhD, Florida State University, 107 Chieftan Way, Biomedical Research Facility, Rm 212, Tallahassee, FL 32306, USA. Tel: +850 644 1281; fax: 850 644 4961; e-mail: [email protected]