Academic Staff

Chan, Yu Ki

Dr Chan, Yu Ki

BSc, PhD(HK)

Title: Research Assistant Professor in Infection and Immunity
Discipline area: Applied Oral Sciences
Tel: 2859 0488
Research profiles: HKU Scholars Hub Scopus

Areas of Research Expertise

  1. Oral microbiome
  2. Oral microbial population biology
  3. Systems microbiology

Faculty Research Group

Selected Latest Publications


  1. ACHARYA A, Chan YK, Kheur S, Jin L, Watt RM & Mattheos N. Salivary microbiome in non-oral disease: A summary of evidence and commentary. Archives of Oral Biology 2017;83:169-173. doi:10.1016/j.archoralbio.2017.07.019
  2. You M, Chan YK, Lacap-Bugler DC, Huo YB, Gao W, Leung WK & Watt RM. Oral treponeme major surface protein: Sequence diversity and distributions within periodontal niches. Molecular Oral Microbiology 2017;32:455-474. doi:10.1111/omi.12185
  3. ACHARYA A, Chan YK, Kheur S, Kheur M, Gopalakrishnan D, Watt RM & Mattheos N. Salivary microbiome of an urban Indian cohort and patterns linked to subclinical inflammation. Oral Diseases 2017;. doi:10.1111/odi.12676
  4. HUO Y, Chan YK, Lacap-Bugler DC, Mo S, Woo PCY, Leung WK & Watt RM. Multilocus Sequence Analysis of Phylogroup 1 and 2 Oral Treponeme Strains. Applied and Environmental Microbiology 2017;83:e02499-16. doi:10.1128/AEM.02499-16
  5. GAO W, Chan YK, Meng Y, Lacap-Bugler DC, Leung WK & Watt RM. In-depth snapshot of the equine subgingival microbiome. Microbial Pathogenesis 2016;94:76-89. doi:10.1016/j.micpath.2015.11.002
  6. YU X, Chan YK, Zhuang LF, Lai HC, Lang NP, Lacap-Bugler DC, Leung WK & Watt RM. Distributions of Synergistetes in clinically-healthy and diseased periodontal and peri-implant niches. Microbial Pathogenesis 2016;94:90-103. doi:10.1016/j.micpath.2015.11.029
  7. Chan YK, Ma PY, Lacap-Bugler DC, HUO Y, Leung WK, Leung FCC & Watt RM. Complete Genome Sequence for Treponema sp. OMZ 838 (ATCC 700772, DSM 16789), Isolated from a Necrotizing Ulcerative Gingivitis Lesion. Genome Announcements 2014;2:e01333-14-e01333-14. doi:10.1128/genomeA.01333-14
  8. Lacap-Bugler DC, Jiang J, HUO Y, Chan YK, Leung FCC & Watt RM. Complete Genome Sequence of the Oral Spirochete Bacterium Treponema putidum Strain OMZ 758T (ATCC 700334T). Genome Announcements 2014;2:e01076-14-e01076-14. doi:10.1128/genomeA.01076-14
  9. Yung CCM, Chan YK, Lacap-Bugler DC, Perez-Ortega S, de los Rios-Murillo A, Lee CK, Cary SC & Pointing SB. Characterization of Chasmoendolithic Community in Miers Valley, McMurdo Dry Valleys, Antarctica. Microbial Ecology 2014;. doi:10.1007/s00248-014-0412-7

Honours and Awards

  1. Research Award in Periodontology and Microbiology, 29th Annual Scientific Meeting (2015) of the International Association for Dental Research, South-east Asian Division International Association for Dental Research South-east Asian Division. 2015. Watt RM, YU X, Chan YK & Leung WK.

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