Department of Animal Science

Faculty

	Steven L. Nissen Professor of Animal Science Iowa State University 313 Kildee Hall Ames, IA 50011-3150 Phone: 515-294-2905 Fax: 515-294-6445 Email: nissen@iastate.edu
Education Doctor of Philosophy, Iowa State University: 1981 Master of Science, Iowa State University: 1977 Doctor of Veterinary Medicine, Iowa State University: 1976
Instruction Dr. Nissen teaches advanced protein nutrition and metabolism (AnS 619).
Research Dr. Nissen's areas of research are the role of protein synthesis and proteolysis in regulating protein deposition; and the effect of leucine metabolites on animal and human growth and metabolism.
Professional Affiliations American Institute of Nutrition American Society of Enternal and Parenternal Nutrition American Society of Animal Science
Selected Publications Nissen, S.L. and M. W. Haymond. Changes in leucine kinetics during meal absorption: effects of dietary leucine availability. Am. J. Physiol. (Endocrinol. Metab.) 250(13): E695-E701, 1986. Ostaszewski, P. and S. Nissen. Infusion of nicotinic acid stimulates leucine oxidation and inhibits protein synthesis in pigs before and during a meal. Horm. Metab. Res. 20: 154-157, 1988. Van Koevering, M. and S. Nissen. In vivo conversion of a-ketoisocaproate to �-hydroxy �-methylbutyrate in ovine. Am. J. Physiol.(Endocrinol. Metab.) 262: 27-31, 1992. Fuller, J.C.,JR, S. Nissen and T. W. Huiatt. Use of 18O-labeled leucine and phenylalanine to measure protein turnover in muscle cell cultures and possible futile cycling during aminoacylation. Biochem. J., 294, 427-433, 1993. Kuhlman, G., J.A. Roth and S. Nissen. Modulation of T-cell subsets in sheep by dietary leucine and a?ketoisocaproate. J. Nutr. Immun. 2:7-14, 1994. Sousa , M.F., N.N. Abumrad , C. Martins, S. Nissen and M.C. Riella. Calcium �-hydroxy-�-methylbutyrate. Potential role as a phosphate binder in uremia: In vitro study. Nephron 72:391-394, 1996 Nissen, S., R. Sharp, M. RAY, J.A. Rathmacher, D. Rice, J.C. Fuller, Jr., A.S. Connelly and N. Abumrad. The effect of the leucine metabolite �-hydroxy �-methylbutyrate on muscle metabolism during resistance-exercise training. J. Appl. Physol. 81:2095-2104, 1996. Ostaszewski, P., K. Grzelkowska, T. Motyl, B. Balasinska, W. Barej and S. Nissen. 3-Hydroxy-3-methyl butyrate and 2-oxoisocaproate affect body composition and cholesterol concentration in rabbits. J. Anim. Physiol. A. Anim. Nutr. 79, 135-145, 1998 Nissen, S., R.L. Sharp, L. Panton, M. Vukovich, S. Trappe and J.C. Fuller, JR. B-Hydroxy B-methylbutyrate (HMB) supplementation in humans is safe and may decrease cardiovascular risk factors. J. Nutr. 130:1937-1945, 2000. Panton, L.B., J.A. Rathmacher, S. Baier and S. Nissen. Nutritional supplementation of the leucine metabolite �-hydroxy-�-methylbutyrate (HMB) during resistance training. Nutrition 16:734-739, 2000.
Other Links JUVEN Research Grant JUVEN - Ames Trib