Associate Professor Graduate Program Director 102 McCord Hall 2640 Morgan Circle Drive (865) 974-7286 Fax: (865) 946-1010 Email: jedwards@utk.edu Research Appointment: 85% Teaching Appointment: 15%
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RECENT PUBLICATIONS

Refereed Papers

1. Schuenemann, G. M., M. E. Hockett, J. L. Edwards, N. R. Rohrbach, K. F. Breuel, and F. N. Schrick. 2005. Embryo development and survival in beef cattle administered ergotamine tartrate to simulate fescue toxicosis (Reproductive Biology accepted).
2. Schuenemann, G.M., J.L. Edwards, F.M. Hopkins, F.N. Scenna, J.C. Waller, J.W. Oliver, A.M. Saxton, and F.N. Schrick. 2005. Fertility aspects in yearling beef bulls grazing endophyte-infected tall fescue pastures. Reproduction Fertility Development 17:479-486.
3. Coy P., R. Romar, R.R. Payton, L. McCann, A.M. Saxton and J.L. Edwards. 2005. Maintenance of meiotic arrest in bovine oocytes using the S-enantiomer of roscovitine: Effects on maturation, fertilization and subsequent embryo development in vitro. Reproduction 129:19-26
4. Schuenemann G.M., J.L. Edwards, M.D. Davis, H.E. Blackmon, F.N. Scenna, N.R. Rohrbach, A.M. Saxton, H.S. Adair, F.M. Hopkins, J.C. Waller and F.N. Schrick. 2005. Effects of administration of ergotamine tartrate on fertility of yearling beef bulls. Theriogenology 63: 1407-1418.
5. Livingston, T., D. M. Eberhardt, L. Edwards, and J. D. Godkin. 2004. Retinol improves bovine embryonic development in vitro. Reproductive Biology and Endocrinology. 2:83 doi:10.1186/1477-7827-2-83 (http://www.rbej.com/content/2/1/83.
6. Payton R.R., R. Romar, P. Coy, A.M. Saxton, J.L. Lawrence and J.L. Edwards. 2004. Susceptibility of bovine germinal vesicle-stage oocytes from antral follicles to direct effects of heat stress in vitro. Biol. Reprod. 71:1303-1308.
7. Davies, C.J. J.R. Hill, J.L. Edwards, F.N. Schrick, P.J. Fisher, J.A. Eldridge and D.H. Schlafer. 2004. Major histocompatibility complex antigen expression on the bovine placenta: its relationship to abnormal pregnancies and retained placenta. Anim. Reprod. Sci. 82-83:267-280.
8. Lawrence J.L., R.R. Payton, J.D. Godkin, A.M. Saxton, F.N. Schrick and J.L. Edwards. 2004. Retinol improves development of bovine oocytes compromised by heat stress during maturation. J. Dairy Sci. 87:2449-2454.
9. Scenna F.N., J.L. Edwards, M.E. Hockett, A.M. Saxton and F.N. Schrick. 2004. Detrimental effects of Prostaglandin F 2α on preimplantation bovine embryos. Prostaglandins & other Lipid Mediators 73:215-226.
10. Livingston T.E., D.M. Eberhardt, J.L. Edwards and J.D. Godkin. 2004. Metabolism of sheep oocytes during in vitro maturation. Journal of Animal and Veterinary Advances. 3(11):788-796.
11. Edwards J.L., A.M. Powell and C.E. Rexroad, Jr.2003. Alkaline phosphatase activity in bovine oocytes and preimplantation embryos as affected by removal of the zona pellucida and culture medium constituents. Reprod. Fertil. Dev. 15:285-292.
12. Edwards J.L. , F.N. Schrick, M.D. McCracken, S. van Amstel, F.M. Hopkins, M. Welborn, C. Davies. 2003. Cloning adult farm animals: A review of the possibilities and problems associated with somatic cell nuclear transfer. American Journal of Reproductive Immunology 50:113-123.
13. Edwards J.L. , W.A. King, S.J. Kawarsky and A.D. Ealy. 2001. Responsiveness of early embryos to environmental insults: Potential protective roles of HSP70 and glutathione. Theriogenology 55(1):209-224.
14. Talbot N.C., T.J. Caperna, J.L. Edwards, W.M. Garrett, K.D. Wells and A.D. Ealy. 2000. Bovine blastocyst-derived trophectoderm and endoderm cell cultures: Interferon tau and transferrin expression as respective in vitro markers. Biol. Reprod. 62:235-247.
15. Talbot N.C., C.E. Rexroad, A.M. Powell, W.M. Garrett and J.L. Edwards. 2000. Ultrastructure and karyotypic examination of in vitro produced bovine embryos developed in the sheep uterus. Tissue and Cell 32(1):9-27.
16. Paula-Lopes F.F., A.A.S. de Moraes, J.L. Edwards, J. Justice and P.J. Hansen. 1998. Regulation of preimplantation development of bovine embryos by Interleukin-1. Biol. Reprod. 59:1406-1412.
17. Edwards J.L. , A.D. Ealy, V.H. Monterroso and P.J. Hansen. 1997. Ontogeny of temperature-regulated heat shock protein 70 synthesis in preimplantation bovine embryos. Mol. Reprod. Dev. 48:25-33.
18. Edwards J.L. and P.J. Hansen. 1997. Differential responses of bovine oocytes and preimplantation embryos to heat shock. Mol. Reprod. Dev. 46:138-145.
19. de Moraes A.A.S., J.A. Davidson, J.G.W. Fleming, F.W. Bazer, J.L. Edwards, J.G. Betts and P.J. Hansen. 1997. Lack of effect of granulocyte-macrophage colony stimulating factor on secretion of interferon-τ, other proteins and prostaglandin-E 2 by the bovine and ovine conceptus. Dom. Anim. Endocrinol. 14(3):193-197.
20. Edwards J.L. and P.J. Hansen. 1996. Heat shock increases heat shock protein 70 in bovine two-cell embryos and compromises function of maturing oocytes. Biol. Reprod. 55:340-346.
21. Edwards J.L. , T.B. Hughey, A.B. Moore and N.M. Cox. 1996. Depletion of insulin in streptozocin diabetic pigs alters estradiol, IGF-I and IGF binding proteins in cultured ovarian follicles. Biol. Reprod. 55:775-781.
22. Edwards J.L. , A.D. Ealy and P.J. Hansen. 1995. Regulation of heat shock protein 70 synthesis by heat shock in the preimplantation murine embryo. Theriogenology 44:329-337.
23. Ealy A.D., J.L. Howell, V.H. Monterroso, C.F. Ar é chiga and P.J. Hansen. 1995. Developmental changes in sensitivity of bovine embryos to heat shock and use of antioxidants as thermoprotectants. J. Anim. Sci. 73:1401-1407.
24. Monterroso V.H., K.C. Drury, A.D. Ealy, J.L. Edwards and P.J. Hansen. 1995. Effect of heat shock on function of frozen/thawed bull spermatozoa. Theriogenology 44:947-961.
25. Howell J.L. , J.W. Fuquay and A.E. Smith. 1994. Corpus luteum growth and function in lactating Holstein cows during spring and summer. J. Dairy Sci. 77:735-739.

Review Articles in International Proceedings

1. Schrick F.N., F.N. Scenna, J.L. Edwards, M.E. Hockett and A.M. Saxton. 2003. More evidence for a direct interaction between prostaglandin F 2α and development of bovine embryos. Proceedings of the Canadian Embryo Transfer Association and American Embryo Transfer Association; pp. 43-52.

Review Articles in National Proceedings

1. Prado M.T., G.M. Schuenemann, F.M. Hopkins, J.L. Edwards, H.S. Adair and F.N. Schrick. 2005. Fescue toxicosis and bull fertility: evaluation of semen quality in yearling beef bulls grazing tall fescue. Proceedings for the ACVIM Annual Forum. June 2005: 225-227.
2. Schrick F.N., J.L. Edwards, H. Blackmon, T.M. Towns, M.E. Hockett, F.N. Scenna, J. Miller and F.M. Hopkins. 2001. Emerging technologies in reproduction. In: Reproductive management tools and techniques III. University of Missouri Outreach and Veterinary Extension and Continuing Education Commercial Agriculture Program. Columbia, MO. Section 8; pp. 1-14.
3. Schrick F.N., M.E. Hockett, T.T. Towns, J.L. Edwards, M.E. Wehrman and N.E. Wert. 2000. Prostaglandin F 2α appears to directly influence early embryonic survival in cattle: Would administration of flunixin meglumine be beneficial during embryo transfer? Proceedings of the American Embryo Transfer Association; pp. 9-16.
4. Schrick F.N., M.E. Hockett, S.C. Wilkinson, N.R. Rohrbach, J.L. Edwards and M.E. Wehrman. 1999. Prostaglandin F 2α appears to directly influence early embryonic survival in cattle: Should this be a concern? Proceedings of the American Embryo Transfer Association; pp. 10-21.