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UW Clinical Periodontal Research

Awards and Publications


Dr. Kotsakis

  • 2016 AAP Teaching Fellowship, American Academy of Periodontology Foundation
  • 2016 Clinical Science award, American Academy of Periodontology,
    Dr. Safioti; Advisor: Dr. Daubert; Co-Advisor: Dr. Kotsakis
  • 2015 Clinical Science award, American Academy of Periodontology
  • 2014 Dr. D. Walter Cohen award, American Academy of Periodontology
  • 2014 AAP Educator Scholarship, American Academy of Periodontology

Dr. Daubert

  • 2016 Clinical Science award, American Academy of Periodontology,
  • Dr. Safioti; Advisor: Dr. Daubert; Co-Advisor: Dr. Kotsakis
  • 2012 Hu-Friedy Nevi Scholarship Award
  • 2012 Lake Washington Dental Hygiene Society Lifetime Achievement Award
  • 2009 Dentsply/ADHA Graduate Student Research Award
  • Omicron Kappa Upsilon National Dental Honor Society



  • Katafuchi, M., Weinstein, B., Leroux, B., Chen, Y.,Daubert, D. Restoration contour is a risk indicator for peri‐implantitis: A cross‐sectional radiographic analysis. J Clin Periodontol. 2018 Feb;45(2):225-232
  • Karoussis IK, Kyriakidou K, Papaparaskevas J, Vrotsos IA, Simopoulou M, Kotsakis GA*. Osteostimulative calcium phosphosilicate biomaterials partially restore the cytocompatibility of decontaminated titanium surfaces in a peri‐implantitis model. J Biomed Mater Res B Appl Biomater. 2018 Feb 5. doi: 10.1002/jbm.b.34081
  • LM Safioti, GA Kotsakis, AE Pozhitkov, WO Chung, DM DaubertIncreased Levels of Dissolved Titanium Are Associated With Peri-Implantitis–A Cross-Sectional Study. Journal of periodontology 88 (5), 436-442, 2017
  • Daubert DM. Titanium Corrosion is a Modifier of Peri-implant Health. Thesis. Oral Health Sciences, University of Washington, March 2017.
  • GA Kotsakis, C Lan, J Barbosa, K Lill, R Chen, J Rudney, C Aparicio, Antimicrobial agents used in the treatment of peri-implantitis alter the physicochemistry and cytocompatibility of titanium surfaces. Journal of periodontology, 2016
  • Bidra A, Daubert D, Garcia L et al. Clinical Practice Guidelines for Recall and Maintenance of Patients with Tooth-Borne and Implant-Borne Dental Restorations. J Prosthodontics. 2016; 25 S32-S40.
  • Bidra A, Daubert D, Garcia L et al. A Systematic Review of Recall Regimen and Maintenance Regimen of Patients with Dental Restorations. Part 2: Implant Borne Restorations. J Prosthodontics. 2016; 25 S16-S31.
  • Pozhitkov A, Daubert D, Brochwicz Donimirski A, Goodgion D, Vagin M, Leroux B, Hunter C, Flemmig TF, Noble P, Bryers J. Interruption of electrical conductivity of titanium dental implants suggests a path towards elimination of corrosion. Plos one, October 2015. 10:e0140393.
  • Daubert DM, Weinstein B, Bordin S, Leroux B, Flemmig T. Prevalence and Predictive Factors for Peri-implant Disease and Implant Failure: A Cross-sectional Analysis. J Perio, March 2015; 86: 337-347.

  1. Babbush C, Kanawati A, Kotsakis GA*. Marginal Bone Stability Around Tapered, Platform-Shifted Implants Placed with an Immediately Loaded Four-Implant-Supported Fixed Prosthetic Concept: A Cohort Study. Int J Oral Maxillofac Implants. 2016 May-Jun;31(3):643-50.
  2. Kotsakis GA*, Boufidou F, Hinrichs JE, Prasad HS, Rohrer M, Tosios KI. Extraction Socket Management Utilizing Platelet Rich Fibrin: A Proof-of-Principle Study of the “Accelerated-Early Implant Placement” Concept. J Oral Implantol. 2016 Apr;42(2):164-8.
  3. Mitsias ME, Siormpas KD, Kontsiotou-Siormpa E, Prasad H, Garber D, Kotsakis GA. A Step-by-Step Description of PDL-Mediated Ridge Preservation for Immediate Implant Rehabilitation in the Esthetic Region. Int J Periodontics Restorative Dent. 2015 Nov-Dec;35(6):835-41
  4. Kotsakis GA*, Mazor Z. A simplified approach to the minimally invasive antral membrane elevation technique utilizing a viscoelastic medium for hydraulic sinus floor elevation. Oral Maxillofac Surg. 2015 Mar;19(1):97-101.
  5. Kotsakis GA*, Javed F, Hinrichs J, Karoussis I, Romanos G. A systematic review and meta-analysis of the impact of cigarette smoking on clinical outcomes following periodontal flap surgical procedures. J Periodontol. 2015; 86(2):254-263
  6. Siormpas, K, Mitsias, M, Kontsiotou- Siormpa E, Garber, D, Kotsakis GA*. Immediate implant placement in the esthetic zone utilizing the ‘’root-membrane’’ technique: clinical results up to 5 years post-loading. Int J Oral Maxillofac Implants. 2014 Nov-Dec;29(6):1397-405
  7. Kotsakis GA*, Joachim F, Saroff SA, Mahesh L, Prasad H, Rohrer M. Histomorphometric Evaluation of a Calcium-Phosphosilicate Bone Substitute in Extraction Sockets. Int J Periodontics Restorative Dent. 2014 Mar-Apr;34(2):233-9
  8. Kotsakis GA*, Salama M, Chrepa V, Hinrichs J, Gaillard P. A randomized, blinded, controlled clinical study of particulate Anorganic Bovine Bone Mineral and Calcium Phosphosilicate Putty bone substitutes for alveolar ridge preservation. Int J Oral Maxillofac Implants. 2014 Jan-Feb;29(1):141-51
  9. Suheil Boutros, George A Kotsakis. “Techniques of Soft Tissue Grafting in Implant Dentistry” In: Tolstunov L ed. Vertical Alveolar Ridge Augmentation in Implant dentistry, by Willey. 2016

  1. Curtis, D, Lin, G, Fishman, A, Sadowsky, S, Daubert, D, Kapila, Y, Sharma, A, Conte, G, Yonemura, C, Marinello, C, Kao, R.Patient-Centered Risk Assessment in Implant Treatment Planning. Int J of Oral and Maxillofac Implants. 2019;34:506-520.
  2. Daubert D, Black R, Chrepa V, and Kotsakis G., Endodontic-peri-implant defects; a new disease entity. J Endo. Accepted December 2019.
  3. Daubert DM, Pozhitkov, A., McLean, J., Kotsakis, G., Association of global DNA methylation, titanium particles and peri-implantitis: a case-control study. JDR Clin Trans Res. 2019; 3: 284-291.
  4. Daubert DM, Pozhitkov, A., Safioti, L., Kotsakis, G. Titanium as a modifier of the peri-implant microbiome structure. Clin Implant Dent Rel Res. 2018; 20:945-953.