Biology Faculty

Study Biology at Southern Nazarene University, Bethany Oklahoma

Biology Faculty


Jeffrey Griffitts, Ph.D.Dr. Jeffery Griffiths SNU
Phone: 405.491.6640
Email: jefgriff@snu.edu

Ph.D., Pathology, University of Oklahoma Health Sciences Center
B.S., Environmental Health Science, East Central University
Chair, Biology Department
Director of the Quetzal Education Research Center (QERC), Costa Rica
At SNU since 2010

Notable Accomplishments
Post-doc, Oklahoma Medical Research Foundation.
US Environmental Protection Agency molecular biologist contractor.

Notable Publications 
Griffitts J., Saunders D., Tesiram Y.A., Reid G., Salih A., Liu S., Lydic T.A., Busik J.V., Kang J.X., and Towner R. The Non-mammalian Fat-1 Gene Prevents Neoplasia when Introduced to a Mouse Hepatocarcinogenesis Model. BBA - Molecular and Cell Biology of Lipids. 2010; 1801: 1133-44.

Griffitts J., Tesiram Y., Reid G.E., Saunders D., Floyd R., and Towner R. In Vivo MRS Assessment of Altered Fatty Acyl Unsaturation in Liver Tumor Formation of a TGFα/c-myc Transgenic Mouse Model. Journal of Lipid Research. 2009 Apr;50(4):611-22.

Activities
STEM mentor for the McNair program at SNU
Leader of Fresh Start Community Church college group in Moore, OK



Dr. Joanne Peterson - SNUJoanne Peterson, Ph.D.
Phone: 405.491.6641
Email: jpeterso@mail.snu.edu

Ph.D., Cell Biology, University of Oklahoma Health Sciences Center
M.S., Biology, University of Central Oklahoma
B.S., Biology Education, University of Central Oklahoma
Chair, Pre-health Committee
Director of the Science Education Program
At SNU since January 2014

Notable Accomplishments
Specialization: Receptor dynamics, corneal wound healing.
Oklahoma Medical Research Foundation Scholar, 2008

Notable Publications 
Dumas, E.K., Nguyen, M. L., Cox, P. M., Rodgers, H., Peterson, J. L., James, J. A. and Farris, A. D., Stochastic humoral immunity to Bacillus anthracis protective antigen: Identification of anti-peptide IgG correlating with seroconversion to Lethal Toxin neutralization. Vaccine, 2013. 31(14): p. 1856-63.

Ceresa, B.P., Peterson, J.L., 2014. Cell and Molecular Biology of Epidermal Growth Factor Receptor. In: Jeon, K.W. (Ed.), International Review of Cell and Molecular Biology. Academic Press, 145-178.

Peterson, J.L., Phelps, E.D., Schaal, S. and Ceresa, B.P., 2014. The role of endogenous epidermal growth factor receptor (EGFR) ligands in mediating corneal epithelial homeostasis.” IOVS. 55:2870-2880.

Activities
Facilitates the Cadaver Lab
Advisor for SNU NSTA Student Chapter
Reviewer for Oklahoma Journal of Undergraduate Research (OKJUR)



David Hoekman, Ph.D. Dr. David Hoekman - SNU
Phone: 405.491.6657
Email: dhoekman@snu.edu

Ph.D., Ecology, Notre Dame
B.S., Biology and Archaeology, Wheaton College
Au Sable Institute of Environmental Studies representative for SNU
Director of the Environmental Studies Program
At SNU since August 2014

Notable Accomplishments
Insect Ecologist at National Ecological Observatory Network (NEON)
NSF Postdoctoral Fellow, University of Wisconsin-Madison.

Notable Publications 
Hoekman, D., Y. P. Springer, C. M. Barker, R. Barrera, M. S. Blackmore, W. E. Bradshaw, D. H. Foley, H. S. Ginsberg, M. H. Hayden, C. M. Holzapfel, S. A. Juliano, L. D. Kramer, S. L. LaDeau, T. P. Livdahl, C. G. Moore, R. S. Nasci, W. K. Reisen, and H. M. Savage. (2016) Design for mosquito abundance, diversity, and phenology sampling within the National Ecological Observatory Network. Ecosphere 7(5):e01320. 10.1002/ecs2.1320.

Sabo, J.L., D. Hoekman. (2015) Chapter 6: Dynamic systems of exchange link trophic dynamics in freshwater and terrestrial food webs. Editors: Kim La Pierre and Torrie Hanley. Trophic Ecology: Bottom-Up and Top-Down Interactions Across Aquatic and Terrestrial Systems. Cambridge University Press.

Hoekman, D., M. Bartrons, C. Gratton. (2012) Ecosystem linkages revealed by experimental lake-derived isotope signal in heathland food webs. Oecologia 170(3) 735-743.

Hoekman, D., J.M. Dreyer, R.D. Jackson, P.A. Townsend, C. Gratton. (2011) Lake to land subsidies: experimental addition of aquatic insects increases terrestrial arthropod densities. Ecology 92(11): 2063-2072.

Hoekman, D. (2010) The effect of temperature on the relative importance of top-down and bottom-up effects. Ecology 91(10): 2819-2825