Dr. Castaneda-Sceppa's major research interests are health behavior promotion
(nutrition and physical activity/exercise); chronic disease prevention; Healthy aging;
and health promotion in the lifecycle. 



Whole-body and muscle protein metabolism are not affected by acute deviations from habitual protein intake in older men: the Hormonal Regulators of Muscle and Metabolism in Aging (HORMA) Study (with Kevin E. Yarasheski, Jiaxiu He, Miwa Kawakubo, Shalender Bhasin, Ellen F. Binder, E. Todd Schroeder, Ronenn Roubenoff, Stan P. Azen, and Fred R. Sattler), Publications from USDA-ARS / UNL Faculty (2011)


Acute deviations in protein intake before the quantification of protein kinetics in older humans...



N-terminal propeptide of Type III procollagen as a biomarker of anabolic response to recombinant human GH and testosterone (with Shalender Bhasin, E. Jiaxiu He, Miwa Kawabuko, E. Todd Schroeder, Kevin Yarasheski, Gregory J. Opitek, Alise Reicin, Fabian Chen, Raymond Lam, Jeffrey A. Tsou, Ellen F. Binder, Stanley P. Azen, and Fred R. Sattler), Bouvé Faculty Publications (2009)

Context: Biomarkers that predict musculoskeletal response to anabolic therapies should expedite drug development. During...



Testosterone and growth hormone improve body composition and muscle performance in older men (with Fred R. Sattler, Ellen F. Binder, E. Todd Schroeder, Yin Wang, Shalender Bhasin, Miwa Kawabuko, Yolanda Stewart, Kevin Yarasheski, Jagadish Ulloor, Patrick Colletti, Ronenn Roubenoff, and Stanley P. Azen), Bouvé Faculty Publications (2009)

Context: Impairments in the pituitary-gonadal axis with aging are associated with loss of muscle...



Treatment with potassium bicarbonate lowers calcium excretion and bone resorption in older men and women (with Bess Dawson-Hughes, Susan S. Harris, Nancy J. Palermo, Helen M. Rasmussen, and Gerard E. Dallal), Bouvé Faculty Publications (2009)

Context: Bicarbonate has been implicated in bone health in older subjects on acid-producing diets...



Strength training improves muscle quality and insulin sensitivity in Hispanic older adults with type 2 diabetes (with Naomi Brooks, Jennifer E. Layne, Patricia L. Gordon, Ronenn Roubenoff, and Miriam E. Nelson), Bouvé Faculty Publications (2007)

Hispanics are at increased risk of morbidity and mortality due to their high prevalence of...