Gretchen Myers Hill

Professor, Swine Nutrition

Gretchen Myers Hill
Telephone: 517-355-9676


2209D Anthony Hall

Department of Animal Science



  • BS, University of Kentucky
  • MS, Purdue University
  • PhD, Michigan State University
  • Postdoctoral Research, University of Michigan


60% Teaching, 40% Research


Dr. Hill is known for her research in trace elements and their interactions at the cellular and animal level including the impact on transporter proteins, etc.

Recent Publications

Hill, G. H., D. C. Mahan, and J. S. Jolliff. 2014. Comparison of organic and inorganic zinc sources to maximize growth and meet the zinc needs of the nursery pig. J ANIM SCI 92:1582-1594.

Gowanlock, D. W., D. C. Mahan, J. S. Jolliff, S. J. Moeller, and G. M. Hill. 2013. Evaluating the NRC levels of Cu, Fe, Mn, and Zn using organic minerals for grower-finisher swine. J. Anim. Sci. 91: 5680-5686.

Adeola, O., D. C. Mahan, M. J. Azain, S. K. Baidoo, G. L. Cromwell, G. M. Hill, J. E. Pettigrew, C. V. Maxwell and M. C. Shannon. 2013. Dietary lipid sources and levels for weanling pigs. J Anim Sci. 91:4216-422.

Becerra, R., J. E. Link, K. C. Turner, J.T. Gebhardt, R. L. Stuart, G. M. Hill. 2015. Are porcine epidemic diarrhea virus (PEDv) exposed gilts and sows farrowing problems improved by vitamin E? J. Anim. Sci. 93: (E—Supple 2) 438 (abstract), page 194 –Won second place in Midwest ASAS/ADSA Meeting undergraduate poster contest and first place in MSU undergraduate poster contest in College of Agriculture and Natural Resources

Gebhardt, J.T., G. M.Hill, J. e. Link, R. Becerra, R. L. Stuart. 2015. Effects of vitamin E injection pre-farrowing on antioxidant enzymes and performance of nursery pigs following a PEDv outbreak. J. Anim. Sci. 93: (E—Supple 2) 407 (abstract), page 183-Won first place in Midwest ASAS/ADSA Meeting undergraduate oral competition and won scholarship for Leman Veterinary Conference

Crenshaw, T. D., O. Adeola, M. S. Azain, S. K. Baidoo, S. D. Carter, G. M. Hill, S. M. Kim, P. S. Miller, M. C. Shannon, H. H. Stein. Effects of superdosing of microbial phytase in diets of weanling pigs. J. Anim. Sci. 93: (E—Supple 2) 119 (abstract), page 227

Mahan, D., G. M. Hill, D. Gowanlock, J. S. Joffiff, and R. S. Samuel. 2014. A new approach in determining the micromineral needs of the growing pig. Midwest Swine Nutrition Conference. Proceedings p. 9.

Hill, G. M., P. S. Weber, D. C. Mahan. 2014. Impact of Zn concentration and source on MT in swine. TEAMA-15 International Conference Proceedings, 2014

Paulk, C. B., M. D. Tokach, J. L.Nelssen, J. M. Gonzalez, J. M. DeRouchey, R. D Goodband, S. S. Dritz, G. M. Hill, and K. D. Haydon. 2014.  Effects of Added Zn in Diets with Ractopamine HCl on Growth Performance, Carcass Characteristics, Zn Concentrations in Plasma, Loin, and Liver, and Ileal Mucosal Inflammation mRNA Expression of Finishing Pigs. Presentation and abstract for 2014 Midwest American Society of Animal Science meeting, March 2014.

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