Faculty Staff
Dr Yu, Ollie Yiru

BMed, MStomat (Huazhong Sc & Tech); PhD (HK)





General Information
Title

Clinical Assistant Professor in Cariology


Division

Restorative Dental Sciences


E-mail

ollieyu@hku.hk
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Phone Number

2859 0310


Research profile

HKU Scholars Hub
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ORCID
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Areas of Research Expertise

Caries Detection
Caries Prevention and Management
Minimal Intervention Dentistry
Lasers in Dentistry




Category
Publications Knowledge Exchange Grants Invited Lectures and Keynote Speeches


Advanced Sorting
Publications
Article
Chawhuaveang DD, Yu OY, Yin IX, Lam WYH, Mei ML, Chu CH. Acquired salivary pellicle and oral diseases: A literature review, Journal of Dental Sciences 2021; 16(1): 523-529 doi:10.1016/j.jds.2020.10.007
Zhang J, Zhao IS, Yu OY, Li QL, Mei ML, Zhang C, Chu CH. Layer-by-layer self‐assembly polyelectrolytes loaded with cyclic adenosine monophosphate enhances the osteo/odontogenic differentiation of stem cells from apical papilla, Journal of Biomedical Materials Research Part A 2021; 109(2): 207-218 doi:10.1002/jbm.a.37017
Yin IX, Yu OY, Zhao IS, Mei ML, Li QL, Tang J, Lo ECM, Chu CH. Inhibition of dentine caries using fluoride solution with silver nanoparticles: An in vitro study, Journal of Dentistry 2020; 103: article no. 103512-article no. 103512 doi:10.1016/j.jdent.2020.103512
Yu OY, Zaeneldin AM, Hamama HHH, Mei ML, Patel N, Chu CH. Conservative Composite Resin Restoration for Proximal Caries – Two Case Reports, Clinical, Cosmetic and Investigational Dentistry 2020; 12: 415-422 doi:10.2147/CCIDE.S270453
Yeung C, Leung KCM, Yu OY, Lam WYH, Wong AWY, Chu CH. Distal Extension Denture – Case Report and Overview, Clinical, Cosmetic and Investigational Dentistry 2020; 12: 493-503 doi:10.2147/CCIDE.S276717
Yeung C, Leung KCM, Yu OY, Lam WYH, Wong AWY, Chu CH. Prosthodontic Rehabilitation and Follow-Up Using Maxillary Complete Conventional Immediate Denture, Clinical, Cosmetic and Investigational Dentistry 2020; 12: 437-445 doi:10.2147/CCIDE.S271304
Yeung C, Yu OY, Lam YHW, Leung KCM, Wong AWY, Chu CH. Improving Esthetics of Removable Partial Dentures Using Palatal Retentive Arms, Clinical, Cosmetic and Investigational Dentistry 2020; 12: 391-397 doi:10.2147/CCIDE.S266145
Luk K, Zhao IS, Yu OY, Mei ML, Gutknecht N, Chu CH. Caries prevention effects of silver diamine fluoride with 10,600?nm carbon dioxide laser irradiation on dentin, Photobiomodulation, Photomedicine, and Laser Surgery 2020; 38(5): 295-300 doi:10.1089/photob.2019.4720
Luk K, Zhao IS, Yu OY, Zhang J, Gutknecht N, Chu CH. Effects of 10,600?nm carbon dioxide laser on remineralizing caries: A literature review, Photobiomodulation, Photomedicine, and Laser Surgery 2020; 38(2): 59-65 doi:10.1089/photob.2019.4690
Yin IX, Zhao IS, Mei ML, Li Q, Yu OY, Chu CH. Use of silver nanomaterials for caries prevention: A concise review, International Journal of Nanomedicine 2020; 15: 3181-3191 doi:10.2147/IJN.S253833
Mei ML, Yan Z, Duangthip D, Niu JY, Yu OY, You M, Lo ECM, Chu CH. Effect of silver diamine fluoride on plaque microbiome in children, Journal of Dentistry 2020; 102: article no. 103479-article no. 103479 doi:10.1016/j.jdent.2020.103479
Luk K, Yu OY, Mei ML, Gutknecht N, Chu CH, Zhao IS. Effects of carbon dioxide lasers on preventing caries: A literature review, Lasers in Dental Science 2019; 3(2): 83-90 doi:10.1007/s41547-019-00065-8
Zhao IS, Chu S, Yu OY, Mei ML, Chu CH, Lo ECM. Effect of silver diamine fluoride and potassium iodide on shear bond strength of glass ionomer cements to caries‐affected dentine, International Dental Journal 2019; 69(5): 341-347 doi:10.1111/idj.12478
Yin X, Yu OY, Zhao IS, Mei ML, Li QL, Tang J, Chu CH. Developing biocompatible silver nanoparticles using epigallocatechin gallate for dental use, Archives of Oral Biology 2019; 102: 106-112 doi:10.1016/j.archoralbio.2019.03.022
Yu OY, Mei ML, Zhao IS, Li QL, Lo ECM, Chu CH. Remineralisation of enamel with silver diamine fluoride and sodium fluoride, Dental Materials 2018; 34(12): e344-e352 doi:10.1016/j.dental.2018.10.007
Yu OY, Zhao IS, Mei L, Lo ECM, Chu CH. Caries-arresting effects of silver diamine fluoride and sodium fluoride on dentine caries lesions, Journal of Dentistry 2018; 78: 65-71 doi:10.1016/j.jdent.2018.08.007
Yu OY, Zhao IS, Mei ML, Lo ECM, Chu CH. Effect of Silver Nitrate and Sodium Fluoride with Tri-Calcium Phosphate on Streptococcus mutans and Demineralised Dentine, International Journal of Molecular Sciences 2018; 19(5): article no. 1288-article no. 1288 doi:10.3390/ijms**
Yu OY, Zhao IS, Mei ML, Lo ECM, Chu CH. A Review of the Common Models Used in Mechanistic Studies on Demineralization-Remineralization for Cariology Research, Dentistry Journal 2017; 5(2): article no. 20-article no. 20 doi:10.3390/dj**
Yu OY, Mei ML, Zhao IS, Lo ECM, Chu CH. Effects of Fluoride on Two Chemical Models of Enamel Demineralization, Materials 2017; 10(11): article no. 1245-article no. 1245 doi:10.3390/ma**
Yu OY, Zhao IS, Mei ML, Lo ECM, Chu CH. Dental Biofilm and Laboratory Microbial Culture Models for Cariology Research, Dentistry Journal 2017; 5(2): article no. 21-article no. 21 doi:10.3390/dj**
Conference Paper
Yu YO, Chu CH. Obstacles In The Global Citizenship In Dentistry: Students’ Perspective., 31th Annual Scientific Meeting of The South East Asian Association for Dental Education 2020;
Yu YO, Mei L, Zhao S, Chu CH. Use Of Digital Diagnostic Aids For Caries Detection, Journal of Dental Research (Spec Issue) 2020; 99(Spec Iss A): Presentation ID: 1231-Presentation ID: 1231
Luk K, Yu OY, Zhao IS, Chu CH. Effect of Carbon Dioxide Lasers on Remineralizing Dental Caries, Journal of Dental Research (Spec Issue) 2019; 98(Spec ISS A): article. no. 1827-article. no. 1827
Yin IX, Yu OY, Zhao IS, Mei ML, Li QL, Chu CH. Remineralising Dentine Caries Using Sodium Fluoride Solution with Silver Nanoparticles, Journal of Dental Research (Spec Issue) 2019; 98(Spec ISS A)
Luk K, Zhao IS, Yu Y, Gutknecht N, Chu CH. Effect of Carbon-dioxide Lasers on Preventing Caries: A Literature Review, Journal of Dental Research (Spec Issue) 2019; 98(Spec ISS A)
Yu YO, Bridges SM, Chu CH. Global citizenship in dentistry, The 30th Annual Scientific Meeting of the South East Asian Association for Dental Education (SEAADE) 2019;
Yu OY, Mei ML, Lo ECM, Chu CH. Caries-arresting effects of silver diamine fluoride and sodium fluoride on dentine caries lesions, Journal of Dental Research 2018; 97(Spec Iss C)
Yu OY, Mei ML, Lo ECM, Chu CH. Effect of silver nitrate and sodium fluoride with tri-calcium phosphate on streptococcus mutans and demineralised dentine, Journal of Dental Research (Spec Issue) 2018; 97(Spec Iss C)
Yu Y, Mei L, Lo ECM, Chu CH. Remineralisation of enamel with silver diamine fluoride and sodium fluoride, Journal of Dental Research (Spec Issue) 2018; 97(Spec Iss B): abstract no. 827-abstract no. 827
Yu OY, Mei ML, Lo ECM, Chu CH. Dental biofilm and laboratory microbial culture model for cariology research, Journal of Dental Research (Spec Issue) 2017; 96(Spec Iss C)
Yu OY, Mei L, Lo ECM, Chu CH. Common mechanistic studies and demineralization-remineralization models used for cariology research, International Association for Dental Research South East Asian Division Meeting (IADR-SEA) 2017; S0035-S0035
Yu OY, Mei L, Chu CH. Effects of fluoride on two chemical models of enamel demineralisation, IADR/AADR/CADR 2017 General Session & Exhibition 2017;
PG Thesis
Yu Yiru Preventing and arresting caries with anti-caries agents using artificial caries models[PG Thesis]. Pokfulam, Hong Kong: The University of Hong Kong; 2019.

Knowledge Exchange
02 June 2021: Yu Yiru Ollie. Medical management of dental caries – Shift of paradigm in Cariology.
04 November 2020: Yu Yiru Ollie, Neelakantan Prasanna, Chu Chun Hung. 2020/21 KE Impact Project Funding: KE-IP-2020/21-30: Empowering a Non-governmental Organization to Improve the Oral Health Status of the Elderly in Hong Kong ($150,000).
02 May 2020: Yu Yiru Ollie, Chu Chun Hung. Maintain Oral Care Under Pandemic.

Grants
Project Title: Preventing dental erosion with silver diamine fluoride
Grant Type: General Research Fund (GRF)
Funding Year: 2020
Amount: HKD**
Principal Investigator: Professor Chu, Chun Hung
Co-investigator(s): Dr Yu Yiru Ollie, Dr Mei Lei May
Project Title: Developing novel silver complex fluorides for dental caries prevention
Grant Type: Seed Fund for Basic Research
Funding Year: 2019
Amount: HKD83200
Principal Investigator: Professor Chu, Chun Hung
Co-investigator(s): Dr Khan Abdul Samad, Dr Yu Yiru Ollie

Invited Lectures and Keynote Speeches
01 August 2021: Cariology Course. Online Course In Faculty Of Dentistry, Universitas Brawijaya, Malang, Indonesia.
01 June 2021: Medical management of dental caries. Monthly meeting of Hong Kong Dental Association.
01 February 2021: Conservative Resin Composite Restoration—Shift of Paradigm in Cariology. 9th Scientific Day of Operative Dentistry Department, Mansoura University..
01 November 2020: Internationalization at Home: Global Citizenship in Dentistry. Online Internationalisation Meeting the Challenge of Student Mobility in a Global Pandemic.
01 September 2020: Cariology lecture series. Three In One Program Of Faculty Of Dentistry Of Universitas Brawijaya Malang, Indonesia.