Academic Staff

Neelakantan, Prasanna

Dr Neelakantan, Prasanna

BDS (TN MGR Medical University, India), MDS (Saveetha University, India), PhD (Amsterdam), FISDR

Title: Clinical Assistant Professor in Endodontology
Discipline area: Endodontology
Tel: 2859 0425
Research profiles: HKU Scholars Hub

Areas of Research Expertise

  1. Root canal debridement
  2. Endodontic microbiology
  3. Irrigating solutions- sealers-dentin interactions
  4. Endodontic materials

Faculty Research Group

Selected Latest Publications


  1. Reddy P, Neelakantan P, Sanjeev K & Matinlinna JP. Effect of irrigant neutralizing reducing agents on the compromised dislocation resistance of an epoxy resin and a methacrylate resin-based root canal sealer in vitro. International Journal of Adhesion and Adhesives 2018;82:206-210. doi:10.1016/j.ijadhadh.2018.01.018
  2. Nagendrababu V, Jayaraman J, Suresh A, Kalyanasundaram S & Neelakantan P. Effectiveness of ultrasonically activated irrigation on root canal disinfection: a systematic review of in vitro studies. Clinical Oral Investigations 2018;22:655-670. doi:10.1007/s00784-018-2345-x
  3. Neelakantan P, Feroz Khan KK, Ng PH, Chui YY, Zhang C & Cheung GSP. Does the Orifice-directed Dentin Conservation Access Design Debride Pulp Chamber and Mesial Root Canal Systems of Mandibular Molars Similar to a Traditional Access Design?. Journal of Endodontics 2018;44:274-279. doi:10.1016/j.joen.2017.10.010
  4. Daood U, Banday N, Akram Z, Tsoi KH, Neelakantan P, Omar H, Abduljabbar T, Vohra F, A;-Hamoudi N & Fawzy AS. Mechanical and Spectroscopic Analysis of Retrieved/Failed Dental Implants. Coatings 2017;7:201. doi:10.3390/coatings7110201
  5. Nagendrababu V, Sheriff Sultan O, Kannathasan S, Patel AS, Chitra E, Neelakantan P & Davamani F. Root canal irrigants influence the hydrophobicity and adherence of Staphylococcus epidermidis to root canal dentin: an in vitro study. Restorative Dentistry & Endodontics 2017;43. doi:10.5395/rde.2018.43.e1
  6. Zhezhen X, Zhongchun T, Neelakantan P, Yanling C & Xi W. Enterococcus faecalis Immunoregulates Osteoclastogenesis of Macrophages. Experimental Cell Research 2017;. doi:10.1016/j.yexcr.2017.11.012
  7. Ounsi HF, Nassif W, Grandini S, Salameh Z, Neelakantan P & Anil S. Evolution of Nickel-titanium Alloys in Endodontics.. Journal of Contemporary Dental Practice 2017;18:1090-1096.
  8. Thakur B, Pawar AM, Kfir A & Neelakantan P. Extrusion of Debris from Primary Molar Root Canals following Instrumentation with Traditional and New File Systems.. Journal of Contemporary Dental Practice 2017;18:1040-1044.
  9. Neelakantan P, Sriraman P & Gutmann JL. Removal of calcium hydroxide intracanal medicament by different irrigants and irrigating techniques: a cone beam computed tomography analysis.. General Dentistry 2017;65:45-49.
  10. Mohan G, Jgannathan N & Neelakantan P. Histobacteriology Of Teeth With Failed Root Canal Treatment – A Pilot Study. Oral Health 2017;.

Research Grants

Principal Investigator :

  1. 2017-2017: Empowering a non-governmental organisation to improve the oral health status of non-ethnic Chinese (ethnic minorities and migrant workers) in Hong Kong [Knowledge Exchange Impact Project Funding] (HKD100,000)

Honours and Awards

  1. Teaching Feedback award (Student-led teaching and learning award) The University of Hong Kong. 2018. Neelakantan P.
  2. Outstanding Researcher Award (Endodontology) Aufau International Awards. 2016. Neelakantan P.


  1. Associate Editor (Journal of Contemporary Dental Practice) 2017

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