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Contact Details

Phone
+64 3 479 7480
Email
li.mei@otago.ac.nz
Position
Associate Professor and Associate Dean (China)
Department
Dean's Office (Dentistry)
Qualifications
BDS MDS DDS PhD
Research summary
Orthodontics, microbiology, biomaterials, cancers
Teaching
Supervisor for PhD, postgraduate (DClinDent), and undergraduate (BDS and BOH)
Memberships
  • President, International Association of Dental Research (IADR) Orthodontic Group
  • Royal Australasian College of Dental Surgeons (RACDS) Board of Studies Orthodontics
  • New Zealand Dental Association (NZDA)
  • New Zealand Association of Orthodontists (NZAO)
  • European Orthodontic Society (EOS)
  • American Association of Orthodontists (AAO)
  • World Federation of Orthodontists (WFO)
  • International Association of Dental Research (IADR)
Clinical
Clinical Lead (Intramural Clinic), Specialist Orthodontist, Clinical supervisor of postgraduates (Doctor of Clinical Dentistry) and undergraduates (Bachelor of Dental Surgery and Bachelor of Oral Health)

Research

Associate Professor Mei's research interests include biofilms, biomaterials, atomic force microscopy (AFM), randomized controlled trials (RCT), 3D imaging, clear aligners, evidence-based dentistry, halitosis, temporomandibular disorders (TMDs), demineralization and remineralization, and oral cancers.

Additional details

PhD projects available

Please contact Associate Professor Mei if you are interested in conducting PhD research in the following areas:

  • Biofilms, bacterial adhesion, microbiota, and microbiome
  • Oral hygiene, enamel demineralization, and remineralization
  • Atomic force microscopy (AFM), biomaterials, and antimicrobial materials
  • Halitosis, clear aligners, temporomandibular disorders (TMDs), oral cancers
  • Evidence-based dentistry, systematic review, and meta-analysis
  • Dental education, patient-centred care, and randomized controlled trial (RCT)

Publications

Moore, B., Guan, G., Whitley, B., Mei, L., & Polonowita, A. D. (2025). Distinguishing chronic pain from mechanical factors in chronic TMD: A narrative review. Journal of the Royal Society of New Zealand. Advance online publication. doi: 10.1080/03036758.2025.2520387 Journal - Research Other

Han, M., Huo, Z., Ren, J., Zhu, H., Li, H., Li, J., & Mei, L. (2025). Automated landmark detection and lip thickness classification using a convolutional neural network in lateral cephalometric radiographs. Diagnostics, 15(12), 1468. doi: 10.3390/diagnostics15121468 Journal - Research Article

Guan, G., Rathninde, L., Friedlander, L., Hanlin, S., Polonowita, A., & Mei, L. (2025). Students’ perceived knowledge and confidence of performing extra-oral clinical examinations during Bachelor of Dental Surgery (BDS) study in New Zealand. New Zealand Medical Journal/Te ara tika o te hauora hapori, 138(1615), 20-33. Retrieved from https://www.nzmj.org.nz/ Journal - Research Article

Liu, Y., Liu, Y., Ye, Z., Wang, X., Li, J., Mei, P. L., & Ye, Q. (2025). Application of dental pulp stem cell-conditioned medium combined with deep cryopreservation of autologous cranial flaps. Stem Cell Research & Therapy, 16, 272. doi: 10.1186/s13287-025-04407-1 Journal - Research Article

Deng, L., Guan, G., Cannon, R. D., & Mei, L. (2025). Age-related oral microbiota dysbiosis and systemic diseases. Microbial Pathogenesis, 205, 107717. doi: 10.1016/j.micpath.2025.107717 Journal - Research Article

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