Oral Biology

Department of Oral Biology

Chair: Margaret A. Jergenson, DDS

Our department educates dental students in the biomedical sciences. These sciences include: microscopic and macroscopic anatomy, physiology, biochemistry, microbiology, nutrition, and pharmacology.


Laura C. Barritt, Ph.D.

Associate Professor

Craniofacial Development, Cell Signaling Mechanisms


D. Roselyn Cerutis, Ph.D.

Associate Professor

Biochemistry of Nutrition, Biology of Lysophosphatidic Acid (LPA) in the Context of Oral Diseases, G protein-coupled receptor pharmacology, Human Oral and Gut Microbiome, Lipid Growth Factors, Natural Products Chemistry, Periodontal Disease, Polymer Chemistry


Margaret A. Jergenson, DDS

Associate Professor
Department Chair

Head and Neck Anatomy, Temporomandibular Anatomy


Neil S. Norton, Ph.D.

Associate Dean for Admissions and Student Affairs

Anatomical Variations, Cone Beam Computed Tomography (CBCT), Head and Neck Anatomy


Barbara J. O'Kane, Ph.D.

Associate Professor
Co-Director, Oral Biology Graduate Program

Hematopoetic Stem Cells, Oral Stem Cells, Cancer Stem Cells, Immunology of the Oral Cavity


Sonia Maria Rocha-Sanchez, M.S., Ph.D., MBA

Assistant Dean for Research
Associate Professor

Auditory Hair Cell Regeneration, Cariology, Craniofacial Dysmorphism, Oral Inflammation, Research Entrepreneurship, Technology Transfer/Translational Research, Tissue Regeneration


Michael D. Weston, M.A., Ph.D.

Assistant Professor

Genetics, Molecular Biology


Gilbert M. Willett, PT, PhD, OCS

Associate Professor

Orthopedic physical therapy and education research


Special Faculty and Contributed Services Faculty

stephengross [at] creighton [dot] edu (Stephen M. Gross, Ph.D.)

Niki [dot] Kubiak [at] cox [dot] net (Nichol M. Kubiak, RD, CSSD)