University of Minnesota - Minneapolis - Department of Integrative Biology and Physiology, University of Minnesota - Minneapolis - Department of Integrative Biology and Physiology, University of Minnesota - Minneapolis - Department of Integrative Biology and Physiology, University of Minnesota - Minneapolis - Department of Integrative Biology and Physiology, University of Minnesota - Minneapolis - Department of Integrative Biology and Physiology, University of Minnesota - Minneapolis - Department of Integrative Biology and Physiology, Government of the United States of America - Phoenix Epidemiology and Clinical Research Branch, University of Cincinnati - Division of Human Genetics, University of Cincinnati - Division of Human Genetics, Government of the United States of America - Veterans Affairs San Diego Healthcare System, University of Minnesota - St. Paul - Department of Animal Science, National Institutes of Health - Phoenix Epidemiology and Clinical Research Branch, University of Minnesota - Minneapolis - Department of Integrative Biology and Physiology and University of Minnesota - Minneapolis - Department of Integrative Biology and Physiology