Staff Directory

Academic Qualifications
- Ph.D (Molecular Biology) - Doctor of Philosophy, Tokyo Medical and Dental University
- Master of Dental Science - Masters Degree, Universiti Malaya (UM)
- Doctor of Dental Surgery - Bachelor Degree, Universitas Sumatera Utara
Widya Lestari (Assoc. Prof. Dr.)
Associate Professor
IIUM Kuantan Campus
KULLIYYAH OF DENTISTRY
Other's position:
Head, Research Management Centre
drwidya@iium.edu.my
2950
Expert Profile
Dr. Widya Lestari, DDS, MDSc., Ph.D., is an Associate Professor in the Kulliyyah of Dentistry at the International Islamic University Malaysia (IIUM). She completed her Doctor of Dental Surgery (DDS) at Universitas Sumatera Utara Indonesia, Master of Dental Science (MDSc.) at Universiti Malaya, Malaysia and Ph.D. in Molecular Biology at Tokyo Medical and Dental University, Japan. Dr. Widya is an expert in molecular biology and dental sciences, with extensive research in oral biology, molecular biology, and halal dental materials. Dr. Widya's academic journey includes significant administrative and teaching roles at IIUM, where she has been actively serving since 2012. She has held positions such as Head of Research at the Kulliyyah of Dentistry from 2019-2021 and is currently Academic Coordinator for the Oral Biology Department since 2013. She has served as the Head of Grant Management Unit, Research Management Centre, IIUM since 2021, where she oversees management of significant research projects and collaborates on various projects related to dental and medical sciences. Additionally, Dr. Widya has a substantial record of publications and awards, recognizing her contributions to dental research and education.
Area of Specialisation
- Medical And Health ~ Medical And Health Sciences ~ Clinical Medicine ~ Oncology - ONCOLOGY
- Medical And Health ~ Medical And Health Sciences ~ Dentistry ~ Other Dentistry n.e.c. - DENTISTRY
- Medical And Health ~ Medical And Health Sciences ~ Dentistry ~ Oral Biology - DENTISTRY
Professional Membership
- 2021 - 2022 : Member of Profesional Body / Association: (Head, Internationalization and Collaboration, Yayasan Onkologi Anak Indonesia), Yayasan Onkologi Anak Indonesia
- 2022 - 2023 : Member of Profesional Body / Association: (Member, Malaysian Society of Human Genetics), Malaysian Society of Human Genetic
- 2023 - 2024 : Member of Profesional Body / Association: (Head, Internationalisation and Collaboration), Yayasan Onkologi Anak Indonesia
Teaching Responsibilities
CONSERVATIVE DENTISTRY YEAR 2 | 2019/2020 |
CONSERVATIVE DENTISTRY YEAR 3 | 2019/2020 |
INTEGRATED DENTAL PRACTICE | 2024/2025 2023/2024 2022/2023 2021/2022 2020/2021 2019/2020 2013/2014 |
ORAL BIOLOGY | 2024/2025 2023/2024 2022/2023 2021/2022 2020/2021 2019/2020 2018/2019 2017/2018 2015/2016 2014/2015 2013/2014 |
Research Project | 2018/2019 2013/2014 |
RESEARCH YEAR 4 | 2024/2025 2023/2024 2022/2023 2021/2022 2020/2021 2019/2020 2018/2019 |
Unified Islamic Input | 2023/2024 |
UNIFIED ISLAMIC INPUT (DENTISTRY) | 2023/2024 |
Supervision
Phytochemical Analysis And Anticancer Effect Of Goniothalamus Umbrosus Leaf Extract On Oral Squamous Cell Carcinoma Cell Lines.
Ph.D
Completed
2025
Co-supervisor
|
Effects Of Flaxseed Extract On Osteoblast Differentiation Potential Of Stem Cells From Human Exfoliated Deciduous Teeth
.
Ph.D
Completed
2021
Co-supervisor
|
Development Of A Cognitive Flexibility Assessment Tool (Cfa-D) For Undergraduate Dental Students In Malaysia: A Multi-Centred Mixed-Methods Study.
Ph.D
In Progress
Main Supervisor
|
Development, Characterisation, Antimicrobial Activity Evaluation, And Stability Study Of Flaxseed (Linum Usitatissimum L.) Oil Ointment.
Master
Completed
2025
Co-supervisor
|
Formulation And Characterisation Of Lignocaine-Adrenaline Nanosuspension Gingival Retraction Cord Preliminary In Vitro And In Vivo Evaluation For Painless And Haemostatic Effects.
Master
Completed
2025
Co-supervisor
|
Extraction Of Collagen And Calcium From Stichopus Horrens Selenka Optimised Using Response Surface Methodology.
Master
Completed
2024
Co-supervisor
|
Clinical, Radiographic And Genetic Evaluation Of Malaysian Non-Syndromic Hypodontia Patients.
Master
Completed
2019
Main Supervisor
|
Detection Of Bovine And Porcine Gelatine In Dental Materials.
Master
Completed
2019
Main Supervisor
|
Anticariogenic Activity Of Three Groups Of Malaysian Seaweeds Extract Against Oral Cariogenic Bacteria: In-Vitro.
Master
Completed
2019
Co-supervisor
|
Research Projects
Completed
2022 - 2022 | RESEARCH ON REVIEW AND MAPPING OF MENTAL HEALTH AND PSYCHOSOCIAL SUPPORT SERVICES IN MALAYSIA |
2021 - 2025 | Goniothalamus umbrosus. A potential chemo-preventive and anti-carcinogenic agent for oral squamous cell carcinoma |
2021 - 2022 | Evaluation of Antioxidant Activity of GOLDEN SPRAY ANTI-V |
2021 - 2022 | Elucidation of Contents in GOLDEN SPRAY ANTI-V |
2021 - 2024 | Evaluation of Anti-inflammatory property of Golden Spray Anti-V |
2019 - 2021 | Development, Characterization and Invitro Study of Flax Seed Oil Ointment for Wound Healing |
2019 - 2024 | PHYSICOCHEMICAL CHARACTERIZATION, IN VITRO AND IN VIVO EVALUATIONS OF CHITOSAN ENRICHED WITH SEA CUCUMBER EXTRACT HYDROGEL AS DENTAL HAEMOSTATIC AGENT. |
2019 - 2023 | Specific orthodontic tooth movement (OTM) biomarkers-related gene expression and hormonal changes induced by mechanical transduction on various mechanisms of orthodontic traction |
2019 - 2022 | Empowering the Knowledge of Caretaker for Improvement of Oral Health Status of Children with Disabilities at Special Needs School in Kuantan |
2018 - 2021 | Polymorpysm with External Apical Root Resorption in Orthodontic Patients |
2016 - 2019 | Molecular mechanisms of anticancer activity of Sarang Semut (Myrmecodia pendans) plant extract on oral squamous cell carcinoma cell line |
2016 - 2019 | Production and Quality Parameters of Halal Local Ingredients and Natural Products |
2016 - 2019 | Immunological, Histopathological and Gene Expression Changes Induced by Flax Seed Extract during Wound Healing Process |
2015 - 2018 | Clinical, Radiographic and genetic Evaluation of Non-Syndromic Hypodontia in Malaysia Population |
2015 - 2020 | Flax seed extract and its effect on WNT signaling pathway in the osteogenic differentiation potential of stem cells from human exfoliated deciduous teeth (SHED) |
2015 - 2019 | Anti-Cariogenic Activity of Three Groups of Malaysian Seaweeds Extract Against Oral Cariogenic Bacteria: in Vitro |
2013 - 2016 | Study on the antioxidant activities of lutein and beta-carotene and their properties in cellular level. |
2013 - 2021 | Rapid Detection of Non-Halal Substances in Dental Materials |
2013 - 2018 | Production of Non-Thermally Processed Alternative Ingredients for Halal Food Products |
On-Going
2025 - Present | Rencana Induk Pengembangan Industri Halal Propinsi Riau (Master Plan of Halal Industry Development of Riau Province, Indonesia) |
2025 - Present | IL-1? and TNF- ? Salivary Cytokines as Non-Invasive Biomarkers for Periodontal Disease Management in Individuals with Intellectual Disabilities at Sultan Ahmad Shah Medical Centre (SASMEC )@IIUM |
2025 - Present | Rekayasa Imunologi Eksosom yang Berasal dari Sel Punca Pulpa Gigi untuk Meningkatkan Kemampuan Regenerasi Jaringan Tulang |
2025 - Present | AI-Powered Precision in Diagnosing TMJ Disorders: Automated Detection and Classification of Osseous Changes through Deep Learning |
2024 - Present | INFECTION CONTROL EVALUATION BASED ON MICROORGANISM CONTAMINATION IN THE UNIMUS DENTAL AND ORAL HOSPITAL |
2023 - Present | Development of Educational Hub to Support the Halal Industry in Thailand |
2023 - Present | Study on Halal Industry and Trade in Riau Province, Indonesia |
2022 - Present | Elucidating the prophylactic potential of Kelulut honey in modulating angiotensin-converting enzyme 2 (ACE2) as COVID-19 target enzyme |
2022 - Present | Physical and biological modulation of lignocaine-adrenaline nanosuspension gingival retraction cord for pain reduction and haemostatic effects |
2021 - Present | National Framework to Improve Halal Science Research |
2021 - Present | Halal Certification for SMEs |
2021 - Present | HALAL INDUSTRIAL PARK 2.0 |
2019 - Present | HIGH-RISK GENOTYPE HPV AND HSV-1 DETECTION ISOLATED FROM BUCCAL SWAB AND UNSTIMULATED SALIVA AND ITS ASSOCIATION WITH ORAL LESIONS AMONG TRANSGENDER PRACTISING HIGH RISK BEHAVIOUR IN MALAYSIA |
2019 - Present | STUDY ON THE PHYSICAL AND CHEMICAL CHARACTERISTICS OF SALIVA OBTAINED FROM SPECIAL NEEDS CHILDREN WITH CARIES |
2015 - Present | Comparative analysis of the sealing ability of various restorative materials used after endodontic treatment - a in vitro study |
2013 - Present | Therapeutic Effect of Sarang Semut Plant Extract (Myrmecodya Pendens) on Wound Healing in Oral Cavity |
Awards & Recognition
02 Aug, 2023 | IIUM Quality Research Award - International Islamic University Malaysia | University |
31 May, 2023 | Most Impact Research-Health Category (#2) - International Islamic University Malaysia | University |
10 Mar, 2023 | Top 20, Contribution of Women in Global Islamic Economy - The Organisation of Islamic Cooperation (OIC) | International |
15 Sep, 2022 | Bronze Medal - International Islamic University Malaysia | National |
15 Sep, 2022 | Gold Medal - International Islamic University Malaysia | National |
31 May, 2022 | Top 50 Researchers - IIUM (RMC) | University |
28 Mar, 2022 | Gold Award-12th DSSC 2022 - KOD | KCDIO |
28 Mar, 2022 | Gold award-12th DSSC 2022 - KOD | KCDIO |
28 Mar, 2022 | Silver Award-12th DSSC 2022 - KOD | KCDIO |
28 Feb, 2022 | 11th DSSC- 1st Place Clinical (Oral) Category) - KOD | KCDIO |
28 Feb, 2022 | 11th DSSC-Gold Award (Poster ) Category - KOD | KCDIO |
14 Feb, 2022 | Best Researcher Award - KOD | KCDIO |
28 Oct, 2021 | MTE 2021 - Kementrian Pengajian Tinggi | National |
27 Apr, 2021 | 10th DSCC-Best Review - KOD | KCDIO |
27 Apr, 2021 | 10th DSSC (1st Place-Basic Science (Oral) Category - KOD | KCDIO |
Publications
Articles
Conference or Workshop Items
Books
2022 | MANUAL FOR IBADAH CAMP ORGANIZER A PART OF THE IIUM FLAGSHIP ENTITLED “GENDER DYSPHORIA”. IIUM Press, ISBN: 978-629-97442 |
2022 | MANUAL FOR IBADAH CAMP ORGANIZER A PART OF THE IIUM FLAGSHIP ENTITLED “GENDER DYSPHORIA”. IIUM Press, ISBN: 978-629-97442 |
Book Sections
2024 | Application of fish gelatine nanoparticles in food and pharmaceutical products. In: Springer, ISBN: 978-981-97-7009-0, pp. 175-188 |
2024 | Carotenoids: their sources, bioactivity, and application in industry. In: Wiley, ISBN: 9781394241545, pp. 211-228 |
2024 | Subcutaneous emphysema after dental stain removal with airflow: a case report and anatomical review. In: CRC Press, Taylor & Francis Group, ISBN: 978-1-032-51441-3, pp. 651-656 |
2021 | Halal food ingredients: sources, classification and nutrition information. In: Yamani Angle Sdn Bhd, ISBN: 978-967-2199-21-2, pp. 19-35 |
2020 | Camel gelatin composition, properties, production, and applications. In: IGI Global, ISBN: 9781799816041, pp. 306-327 |