Caleb Lemley

Caleb Lemley

Assistant Professor

Reproductive Physiology

Department:  Wise Center, Rm 4030


Phone:   (662) 325-2934

Mailing Address:
Mailstop 9815
Mississippi State, MS 39762


    • Post-Doctoral, North Dakota State University
    • Ph.D., West Virginia University
    • M.S., West Virginia University
    • B.S., West Virginia University

Society Memberships

    • American Dairy Science Association
    • American Society of Animal Science
    • Gamma Sigma Delta, the Honor Society of Agriculture
    • Sigma Xi, the Scientific Research Society
    • Society for the Study of Reproduction

Courses Taught:

    • ADS 8243 Advanced Physiology of Reproduction
    • VS 3014 Anatomy and Physiology


    • Environmental influence on fetal and placental growth
    • Therapeutic intervention during compromised pregnancy
    • Neonatal cardiovascular function and morbidity
    • Endocrine mediators of uteroplacental blood flow
    • Steroid metabolism pre- and post-conception

Graduate Students:

  • Keelee McCarty

Selected Publications
  • Cain, A. J., C. O. Lemley, F. K. Walters, D. L. Christiansen, E. H. King, R. M. Hopper. 2017. Prebreeding beef heifer management and season affect mid to late gestation uterine artery hemodynamics. Theriogenology 87:9-15. Download
  • Hodge, L. B., B. J. Rude, T. N. Dinh, C. O. Lemley. 2017. Effect of ω -3 fatty acid supplementation to gestating and lactating mares: On milk IgG, mare and foal blood concentrations of IgG, insulin and glucose, placental efficiency, and fatty acid composition of milk and serum from mares and foals. Journal of Equine Veterinary Science 51:70-78. Download
  • Lemley, C. O., K. A. Vonnahme. 2017. Alterations in uteroplacental hemodynamics during melatonin supplementation in sheep and cattle. Journal of Animal Science 95:2211-2221. Download
  • Brockus, K. E., C. G. Hart, C. L. Gilfeather, B. O. Fleming, C. O. Lemley. 2016. Dietary melatonin alters uterine artery hemodynamics in pregnant Holstein heifers. Domestic Animal Endocrinology 55:1-10. Download
  • Brockus, K.E., C.G. Hart, B.O. Fleming, T. Smith, S.H. Ward, C.O. Lemley. 2016. Effects of supplementing holstein heifers with dietary melatonin during late gestation on growth and cardiovascular measurements of their offspring. Reproduction in Domestic Animals 51:240-247. Download
  • Cline, G. F., A. M. Muth-Spurlock, B. E. Voelz, C. O. Lemley, J. E. Larson. 2016. Evaluating blood perfusion of the corpus luteum in beef cows during fescue toxicosis. Journal of Animal Science 94:90-95. Download
  • Gilfeather, C.L., C.O. Lemley. 2016. Effects of interferon-tau and steroids on cytochrome P450 activity in bovine endometrial epithelial cells. Reproduction in Domestic Animals 51:415-420. Download
  • Kennedy, V. C. B. R. Mordhorst, J. J. Gaspers, M. L. Bauer, K. C. Swanson, C. O. Lemley, K. A. Vonnahme. 2016. Supplementation of corn dried distillers' grains plus solubles to gestating beef cows fed low-quality forage: II. Impacts on uterine blood flow, circulating stradiol-17Β and progesterone, and hepatic steroid metabolizing enzyme activity. Journal of Animal Science 94: 4619-4628. Download
  • Keomanivong, F. E., C. O. Lemley, L. E. Camacho, R. Yunusova, P. P. Borowicz, J. S. Caton, A. M. Meyer, K. A. Vonnahme, K. C. Swanson. 2016. Influence of nutrient restriction and melatonin supplementation of pregnant ewes on maternal and fetal pancreatic digestive enzymes and insulin-containing clusters. Animal 10(3):440-448. Download
  • Prezotto, L. D., L. E. Camacho, C. O. Lemley, F. E. Keomanivong, K. A. Vonnahme, K. C. Swanson, J. S. Caton. 2016. Nutrient restriction and realimentation in beef cows during early and mid-gestation and maternal and fetal hepatic and small intestinal in vitro oxygen consumption. The Animal Consortium. Download
  • Gifford, C.A., K.A. Branham, J.O. Ellison, B.I. Gomez, C.O. Lemley, C.G. Hart, C.R. Krehbiel, B.C. Bernhard, C.L. Maxwell, C.L. Goad, D.M. Hallford, J.A. Hernandez-Gifford. 2015. Effect of anabolic implants on adrenal cortisol synthesis in feedlot beef cattle implanted early or late in the finishing phase. Physiology & Behavior 138:118-123. Download
  • Voelz, B.E., G.F. Cline, C.G. Hart, C.O. Lemley, J.E. Larson. 2015. Effect of 2 corpora lutea on blood perfusion, peripheral progesterone, and hepatic steroid inactivating enzymes in dairy cattle. Journal of Dairy Science 98:288-294. Download
  • Camacho, L.E., C.O. Lemley, M.L. Van Emon, J.S. Caton, K.C. Swanson, K.A. Vonnahme. 2014. Effects of maternal nutrient restriction followed by realimentation during early and midgestation of beef cows. I. Maternal performance and organ weights at different stages of gestation. Journal of Animal Science 92(2):520-529. Download
  • Hart, C.G., L.E. Camacho, K.C. Swanson, K.A. Vonnahme, C.O. Lemley. 2014. Hepatic steroid metabolizing enzyme activity during early, mid, and late bovine pregnancy. Domestic Animal Endocrinology 49:31-38. Download
  • Larson, J.E., B.E. Voelz, D.K. Hardin, C.O. Lemley. 2014. Nutritional characteristics of the dairy cow during early gestation and subsequent growth and cardiac measurements of her offspring. American Journal of Animal and Veterinary Sciences 9(3):146-154. Download
  • Lemley, C.O., A.M. Meyer, T.L. Neville, D.M. Hallford, L.E. Camacho, T.A. Wilmoth, M.E. Wilson, G.A. Perry, D.A. Redmer, L.P. Reynolds, J.S. Caton, K.A. Vonnahme. 2014. Dietary selenium and nutritional plane aleter specific aspects of maternal endocrine status during pregnancy and lactation. Domestic Animal Endocrinology 46:1-11. Download
  • Shukla, P., C.O. Lemley, N. Dubey, A.M. Meyer, K.A. Vonnahme. 2014. Effect of maternal nutrient restriction and melatonin supplementation from mid to late gestation on vascular reactivity of maternal and getal placental arteries. Placenta 35:461-466.Download
  • Shukla, P., S. Ghatta, N. Dubey, C.O. Lemley, M.L. Johnson, K.A. Vonnahme, J.S. Caton, L.P. Reynolds, C. Sun, S.T. Rourke. 2014. Maternal nutrient restriction during pregnancy impairs an endothelium-derived hyperpolarizing factor-like pathway in sheep fetal coronary arteries. American Journal of Physiology-Heart and Circulatory Physiology 307:34-42. Download
  • Lemley, C.O., L.E. Camacho, A.M. Meyer, M. Kapphahn, J.S. Caton, K.A. Vonnahme. 2013. Dietary melatonin supplementation alters uteroplacental amino acid flux during intrauterine growth restriction in ewes. Animal 7:1500-1507. Download
  • Lemley, C.O., L.E. Camacho, K.A. Vonnahme. 2013. Uterine infusion of melatonin or melatonin receptor antagonist alters ovine feto-placental hemodynamics during mid-gestation. Biology of Reproduction 89(2):40:1-9. Download
  • Long, N.M., L.A. George, C.O. Lemley, C.Y. Ma, W.J. Murdoch, S. Ford. 2013. Maternal nutrient restriction in the ewe from early tomidgestation programs reduced steroidogenic enzyme expression and tended to reduce progesterone contect of corpora lutea, as well as circulating progesterone in nonpregnant aged female offspring. Reproductive Biology and Endocrinology 11:34. Download
  • Mottet, R.S., C.O. Lemley, K.A. Vonnahme, and E.L. Berg. 2013. Lipoic acid decreases progesterone clearance in ovariectomized ewes. Animal Reproduction, 10:112-118. Download
  • Prezotto, L., C.O. Lemley, L.E. Camacho, F.E. Doscher, A.M. Meyer, J.S. Caton, B.J. Awda, K.A. Vonnahme, and K.C. Swanson. 2013. Effects of nutrient restriction and melatonin supplementation on maternal and foetal hepatic and small intestinal energy utilization. Journal of Animal Physiology and Animal Nutrition. Download
  • Reynolds, L.P., K.A. Vonnahme, C.O. Lemley, D.A. Redmer, A.T. Grazul-Bilska, P.P. Borowicz, J.S. Caton. 2013. Maternal stress and placental vascular function and remodeling. Current Vascular Pharmacology, 11:564-593. Download
  • Vonnahme, K.A., C.O. Lemley, P. Shukla, S.T. O'Rourke. 2013. Placental programming: How the maternal environment can impact placental function. Journal of Animal Science, 91:2467-2480. Download
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