AnSearch A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Iowa State University

Iowa State University
Picture of Ronald L.Horst
Ronald L. Horst
Professor of Animal Science
Email: rhorst6688@aol.com

Education
Doctor of Philosophy, University of Wisconsin: 1976
Bachelor of Science, West Virginia University: 1971

Awards
2004: Team Award (ISU College of Agriculture)
2000: ADSA Dean Foods Award

Research
Dr. Horst's areas of research are regulation of calcium and phosphorus metabolism in the dairy cow, including application of findings to identify, diagnose, and solve the problem of periparturient hypocalcemia (milk fever) in dairy cattle; and interaction of vitamins D and A on regulation of genetic events controlling calcium metabolism.

Professional Affiliations
American Dairy Science Association; National Dairy Shrine Club; American Society for Bone and Mineral Research; American Institute of Nutrition; American Society for Biochemistry and Molecular Biology; International Conference on Calcium Regulating Hormones; Journal of Dairy Science, editorial board (1985-90)
Dr. Horst is Research Leader, Metabolic Diseases and Immunology Research Unit, USDA, ARS, National Animal Disease Center.

Selected Publications

Horst, R.L., Goff, J.P., and Reinhardt, T.A. Calcium and vitamin D metabolism in the dairy cow. J. Dairy Sci. (in press). 1997.

Goff, J.P. and Horst, R.L. Addition of potassium or sodium, but not calcium, to prepartum rations induces milk fever in dairy cows. J. Dairy Sci. (in press). 1996.

Horst, R.L., Reinhardt, T.A., Goff, J.P., Koszewski, N.J., and Napoli, J.L. 9,13-Di-cis-retinoic acid is the major circulating geometric isomer of retinoic acid in the periparturient period. Arch. Biochem. Biophys. 322 (1):235-239. 1995.

Horst, R L., Reinhardt, T.A., Goff, J.P., Nonnecke, B.J., Gambhir, V. K., Fiorella, P.D., and Napoli, J.L. Identification of 9-cis, 13-cis-retinoic acid as a major circulating retinoid in plasma. Biochemistry 34 (4):1203-1209. 1995.

Beckman, M.J., Goff, J.P., Reinhardt, T.A., Beitz, D.C., and Horst, R.L. In Vivo regulation of rat intestinal 24-hydroxylase: Potential new role of calcitonin. Endocrinology 135 (5):1951-1955. 1994.