Hyun-Duck Nah, DMD, MSD, PhD

Medical School

DDS in Dental Medicine - Seoul National University, Seoul, South Korea (graduated summa cum laude)
DMD in Dental Medicine - University of Pennsylvania, Philadelphia, PA

Residency

Orthodontics - Case Western Reserve University, Cleveland, OH

Fellowship

Clinical Fellow in Orthodontics - University of Connecticut Health Center, Hartford, CT
Postdoctoral Fellow in Biochemistry - School of Dental

Medicine, University of Pennsylvania, Philadelphia, PA

Additional Training

Postdoctoral Fellow with Department of Biochemistry - University of Pennsylvania, Philadelphia, PA

Graduate Degree

MSD in Orthodontics - Case Western Reserve University, Cleveland, OH
PhD in Molecular Biology - University of Connecticut Health Center, Farmington, CT 

Papers

2016

Bechtold, T., Saunders, C., Decker, RS., Billings, PC., Um, HB., Naiga Cottingham, N., Kurio, N., Salhab, I; Pacifici, M., Nah, HD., Koyama, E. 2016. Osteophyte formation and matrix mineralization in a TMJ osteoarthritis mouse model are associated with ectopic hedgehog signaling. Matrix Biol, in press.

Chen, I., Salhab, I., Kim, S., Nah, HD. 2016. A New Calcium Silicate-based Bioceramic Material Promotes Human Osteo- and Odontogenic Stem Cell Proliferation and Survival via the Erk Signaling Pathway. JOE, in press.

Bechtold, T., Saunders, C., Mundy, C., Um HB, Decker, RS, Salhab, I, Kurio, Billings, PCN, Pacifici, M., Nah, HD, and Koyams, E. 2015. Excess BMP Signaling in Heterotopic Cartilage Forming in Prg4-null TMJ discs J Dent Res in press. PMID 26385096

2015

Bechtold, T., Saunders, C., Mundy, C., Um HB, Decker, RS, Salhab, I, Kurio, Billings, PCN, Pacifici, M., Nah, HD, and Koyams, E. 2015. Excess BMP Signaling in Heterotopic Cartilage Forming in Prg4-null TMJ discs J Dent Res in press. PMID 26385096

Chen, I., Karabucak, B. Wang, C., Wang, HG, Koyama, E., Kohli, M., Nah, H-D, Kim,S. 2015. Healing after Root-end Microsurgery by Using Mineral Trioxide Aggregate and a New Calcium Silicate–based Bioceramic Material as Root-end Filling Materials in Dogs. J Endod, 41:389-399. PMID 25596728

2014

Goldstein JA, Paliga JT, Wink JD, Bartlett SP, Nah HD, Taylor JA. 2014. Earlier evidence of spheno-occipital synchondrosis fusion correlates with severity of midface hypoplasia in patients with syndromic craniosynostosis. Plast Reconstr Surg. 134(3):504-510.

Koyama E, Decker RS, Chen I, Um HB, Pacific M, Nah HD 2014. Lubricin is required for structural integrity and postnatal maintenance of TMJ. J Dent Res 16;93(7):663-670. PMCID:PMC4107552

Gerety PG, Wink JD, Sherif RD, Clarke N, Nah HD, Taylor JA. 2014. Treatment of Large Calvarial Defects with Bone Transport Osteogenesis: A Pre-Clinical Sheep Model. Journal of Craniofacial Surgery; 25(5):1917-1922. 2014

Wink JD, Gerety PA, Sherif R, Rajapakse C, Clarke N, Nah HD, Taylor JA. 2014 Sustained delivery of rhBMP-2 via PLGA microspheres: cranial bone regeneration without heterotopic ossification or craniosynostosis. Plastic and Reconstructive Surgery 134(1):51-9, 2014.

Abstracts

2016

Bechtold, TE., Saunders, C., Kuri0, N., Billings, PC., Pacifici, M., Nah, HD., and Koyama, E. TMJ degenerative changes in Prg4-null mice are associated with ectopic hedgehog signaling. International Association of Dental Research. Seoul, Korea June 20-23, 2016

Books

Kirschner RE, Nah HD. Craniofacial growth: genetic and morphological processes in craniosynostosis. In: Duyuron B, editor.  Plastic surgery. 2008

Posters and Presentations

Invited Lectures

2016

Craniofacial Orthodontics: One patient at a time. Beijing University

Cleft lip and Palate: Disease mechanisms, Genetic animal models and In utero gene-mediated rescue approach, Beijing University

2014

PRG4 in TMJ formation and long-term maintenance, University of Pennsylvania Musculoskeletal symposium, Philadelphia, PA