Dr. PDVM Perera

Sri Lankan Society for Microbiology (President)

Expert Committee on Artificial Intelligence in Medicine, Sri Lanka Medical Association (SLMA) (Secretary)

British Society for Antimicrobial Chemotherapy (Member)

European Society of Clinical Microbiology and Infectious Diseases (ESCMID) (Member)

Sri Lanka Association for Improving Higher Education Effectiveness (SLAIHEE) (Member)

Antimicrobial resistance

Antimicrobial activity of herbal products

Biofilms

Gut microbiome

Higher Education

Recent Publications (Selected)

1. Dinasha WDM, Nissanka NMTA, Wickramasinghe CP, Fernando WPPD, Perera V, Gunatilake HGD. Assessment of the efficacy of ChatGPT responses to bacterial species-specific questions in microbiology. Access Microbiol. 2026;8(8). doi:10.1099/acmi.0.001137.v5.

2. Li, J., Perera, V., Cao, S. et al. Formulation and functional performance of edible chitosan films incorporating Clausena lansium leaf essential oil. Food Sci Biotechnol 35, 2255–2269 (2026). https://doi.org/10.1007/s10068-026-02184-y

3. Chandrasiri, W. G. S. N., Perera, V., de Silva, N., Enne, V., & Corea, E. (2025). Genome analysis of Uropathogenic Morganella morganii isolate from Sri Lanka.

4. Hmar, E., Perera, V., Sarma, H. et al. Gut microbiota and its derived metabolites as silent sculptors of non-alcoholic fatty liver disease development and potential guide for non-invasive clinical diagnostics. Mol Biol Rep 52, 800 (2025). https://doi.org/10.1007/s11033-025-10901-9

5. Perera V, de Silva N, Corea E. Extended-spectrum β-lactamases (ESBL), AmpC β-lactamases and carbapenemases in Enterobacterales of human origin: A comparative analysis in the Sri Lankan and global context. Sri Lankan Journal of Infectious Diseases. 2026.

6. A SoTL Journey in Sri Lankan Higher Education. V Perera. Scholarship of Teaching and Learning (SoTL) in Asian Higher Education, 179-196

7. Vindya Perera & Nelun de Silva. ‘Suitability of ChatGPT as a facilitation tool for Self-directed learning activities for case-based learning in Clinical Microbiology’, Handbook, Asia Pacific Medical Education Conference, (2024). 247-248.

8. Phenotypic antimicrobial resistance associated with different bla genotypes and their combinations in Enterobacterales. V Perera, H Samarasekara, U Herath, J Elvitigala, S Chandrasiri, E Corea. Ceylon Medical Journal 69 (SI3)

9. Perera, V., Silva, N., Jayatilleke, K., Silva, S., & Corea, E. (2023). Performance of Phenotypic Tests to Detect β-Lactamases in a Population of β-Lactamase Coproducing EnterobacteriaceaeIsolates. Journal of laboratory physicians, 15(1), 117–125. https://doi.org/10.1055/s-0042-1760399

10. Practice and attitude towards COVID-19 vaccine booster dose in vaccinated undergraduate students in the Colombo district: a cross-sectional survey. S Sneha, MNF Nazreen, J Perera, DNN Weerasooriya, KPN Ranatunga. Sri Lankan Society for Microbiology 13 (5). Practice and attitude towards COVID-19 vaccine booster dose in vaccinated undergraduate students in the Colombo district: a cross-sectional survey. S Sneha, MNF Nazreen, J Perera, DNN Weerasooriya, KPN Ranatunga. Sri Lankan Society for Microbiology 13 (5)

11. M.T.S.M. Perera, G. A. Samaraweera, P. M. Opanayake, N. D. A. Wageesha, N. De Silva, P. D. V. M. Perera., “A preliminary study on contamination of retail pork in Rathnapura District, Sri Lanka, by antimicrobial resistant (AMR) strains of Staphylococcus aureus and Salmonella spp.” Abstract book, 12th Annual Conference and Scientific sessions of the Sri Lankan Society for Microbiology (2023): Vol 11: pp.21

12. G. A. Samaraweera, V. H. N. M. Gunathilaka, M. A. S. N. Perera, P. D. V. M. Perera, N. D. A. Wageesha, and C. C. Kadigamuwa. Analysis of the antimicrobial activity of poly-herbal formula Dasapanguwa against several Gram’s positive bacteria and Gram’s negative bacteria. Proceedings, 4th International Conference on Applied and Pure Sciences of the Faculty of Science, University of Kelaniya, Sri Lanka (2023): Vol 03: pp.40 

13. G. A. Samaraweera, M.T.S.M. Perera, P. M. Opanayake, N. D. A. Wageesha, N. De Silva, P. D. V. M. Perera., A preliminary study on antibacterial activity of common antiseptic and herbal soaps in Sri Lanka against Staphylococcus aureus. Abstract book, 12th Annual Conference and Scientific sessions of the Sri Lankan Society for Microbiology (2023): Vol 11: pp.34
14. Vindya Perera and Nelun De Silva, ’ Self-correction approach to improve students’ skills of answering structured essay questions’, Proceedings, Proceedings of the 19th Annual SLAIHEE Conference on Higher Education in Sri Lanka, (2023): p. 26-30 

15. Perera, P. D. V. M., Gamage, S., De Silva, H. S. M., Jayatilleke, S. K., de Silva, N., Aydin, A., & Corea, E. M. (2022). Phenotypic and genotypic distribution of ESBL, AmpC β-lactamase and carbapenemase-producing Enterobacteriaceae in community-acquired and hospital-acquired urinary tract infections in Sri Lanka. Journal of Global Antimicrobial Resistance, 30, 115-122.

16.  Perera, V., de Silva, S., Jayatilleke, K., de Silva, N., Aydin, A., Enne, V., & Corea, E. (2022). Antimicrobial Resistance Genes, Virulence Genes, and Associated Mobile Genetic Elements of Eight Multidrug-Resistant Enterobacterales Isolated from Hospital-Acquired Urinary Tract Infections in Sri Lanka. Microbial Drug Resistance, 28(8), 882-892. 

17. Samarasekara H, Chandrasiri S, Elvitigala J, Corea E, Herath U, Perera V, Gilbey T, Balaghom R, Branley J., ‘Phenotypic and molecular characterization of potential extended spectrum beta lactamase and metallo betalactamases producing bacteria from selected tertiary care microbiology laboratories in Colombo District, Bulletin, Sri Lanka Collage of Microbiologists, (2019), Vol 17:p.10 

18.  MTSM Perera, GA Samaraweera, WSR Fernando, NDA Wageesha, Nimanthi Jayathilaka, N De Silva, PDVM Perera., ‘Preliminary study on the antibacterial efficacy of local hand rubs with different ingredients in Sri Lanka’, Abstract book, Conference and Scientific sessions of Sri Lankan Society for Microbiology, (2022): Vol 10:pp.14 

19. Afra MAF, Sewwandi JPW, Hasna MHF, Karunasena KSM, Nawanjana PGH, Walpola L and Perera PDVM., ‘knowledge practice, and attitude regarding hpv vaccination among the undergraduates of western province, sri lanka’. Proceedings, 9th International Conference on Multidisciplinary Approaches, (2022), PP53. 

20. M.N.F. Shazna, H.G.K. Shashikala, B.R.J. Wimalarathna, U.B.M.P.M. Thilakarathne, M.I. Ameer, S.S.S. Perera , L.H. Walpola, P.D.V.M. Perera ‘Bacterial contamination and prevalence of MRSA and ESBL-producing bacteria on mobile phones among KIU undergraduates’. Proceedings, Young Scientists’ Conference on Multidisciplinary Research, 2022, pp42 

21.  Shazna M.N.F., Shashikala H.G.K., Wimalarathna B.R.J., Thilakaratne, U.B.M.P.M., Ameer M.I., Perera S.S.S., Walpola L.H. and Perera P.D.V.M ‘Phone Hygiene Practices Among Undergraduates of a Selected Higher Education Institute’. Abstracts of 12th Annual Research Session, Sabaragamuwa University of Sri Lanka, 2022, pp50 

22. Usliyanage L.W., Samaraweera G.A., Pererea M.T.S.M., Perera V. ‘Antibacterial activity of selected Soapas and hand wash (Antiseptic and Herbal) against potential pathogens’,The Journal of the International of Health Sciences, Research Studies. Vol 8 (1), PP37 

23.  Mahaliyana D.P., Perera M.T.S.W., Samaraweera G.A., Perera V. Investigating the presence of Antimicrobial-Resistant (AMR) bacteria in retail pork products in Ratnapura District, Sri Lanka. The Journal of the International of Health Sciences, Research Studies (. Vol 8 (1), PP38 

24. V Perera, S Gamage, S de Silva, K Jayatilleke, E Corea, N de Silva., ‘Molecular analysis of genes coding for outer membrane protein 35(Omp35) and outer membrane protein 36 (Omp36) of 13 urinary isolates of carbapenem-resistant Klebsiella pneumoniae in Sri Lanka, Infection & Chemotherapy: ICIC & ISAAR, Korea, (2019), 51 (Suppl 1), S105-S106
25. Samarasekara H, Chandrasiri S, Elvitigala J, Corea E, Herath U, Perera V, Gilbey T, Balaghom R, Branley J., ‘Phenotypic and molecular characterization of potential extended spectrum beta lactamase and metallo betalactamases producing bacteria from selected tertiary care microbiology laboratories in Colombo District, Bulletin, Sri Lanka Collage of Microbiologists, (2019), Vol 17:p.10
26. Perera PDVM, Gamage S, de Silva HSM, Jayatilleke SK, Corea EM, de Silva , Enne V., ‘Antimicrobial resistance genes, plasmids and virulence determinants in six isolates of beta-lactamase producing uropathogenic Klebsiella pneumoniae in Sri Lanka, Bulletin, Sri Lanka Collage of Microbiologists, (2019), Vol 17:p.10
27. Harsha Samarasekara, Shirani Chandrasiri, Jayanthi Elvitigala, Enoka Corea, Upamali Herath, Vindya Perera, Timothy Gilbey, Rifky Balaghom, James Branley., ‘Phenotypic and molecular characterisation of multi resistant Gram-negative bacteria from a high prevalence setting in Sri lanka, Pathology: The Journal of Royal Collage Pathologists of Australia, (2019), Vol 51(1), p.S141
28. PDVM Perera, SH de Silva, SK Jayatilleke, EM Corea, N de Silva., ‘Molecular Diversity of beta-lactamasegenes in uropathogenic Enterobacteriaceae in two hospitals in Sri Lanka, Bulletin, Sri Lanka Collage of Microbiologists, (2018), Vol 16:19-20
29. Abdul Azeez Ahamed Riyaaz, Vindya Perera, Sabaratnam Sivakumaran, and Nelun de Silva ., Typhoid Fever due to Extended Spectrum β-Lactamase-Producing Salmonella enterica Serovar Typhi: A Case Report and Literature Review, Hindawi Publishing Corporation(2018):1-25
30. Perera, V and de Silva, N., Flipped Classroom Model for teaching and learning medical microbiology., ‘The Asia Pacific Scholar, (2017), Vol 2
31. PDVM Perera, SH de Silva, SK Jayatilleke, EM Corea, N de Silva .,’Genotypic characterization of extended spectrum beta-lactamases produced by Enterobacteriaceae isolated as urinary pathogens from a state and a private hospital in Sri Lanka’ ,Abstract book, Conference and Scientific sessions of Sri Lankan Society for Microbiology , (2017): Vol 5:p.10
32. D.R. Anuruddhika Dissanayake, Vindya perera, S.S. Samanthika de. S. Jagoda, E.A. Roshani edirisinghe and appudurai arulkanthan., ‘Characterisation of Non-tuberculous Mycobacteria Isolated from Apparently Healthy and Diseased Fresh Water Ornamental Fish in Sri Lanka’, Asian Fisheries Science Journal, (2017):Vol 30(2)
33. V Perera, D Jayasundara, V Rajakaruna, K Akalanka, D Priyadarshani, N de Silva., ‘Exploring the Practices at a Private University and a Private Teaching Hospital: Scholarly Teaching and Scholarship of Teaching and Learning’ Proceedings, Conference on Higher Education in Sri Lanka, (2017): p. 59-62
34. PDVM Perera, SH de Silva, SK Jayatilleke, EM Corea, N de Silva., ‘Antimicrobial resistance mechanisms among urinary enterobacterial pathogens in a state and a private hospital in Sri Lanka’, Abstract book, Conference and Scientific sessions of Sri Lankan Society for Microbiology , (2016): Vol 4:p.13
35. Perera V, De Silva N., 'Flipped Classroom Model for Teaching and Learning in Medical Microbiology',13^th Asia Pacific Medical Education Conference (APMEC) Hand book (2016), p.509
36. Susiriwardana R, Perera V, De Silva N, Goonewardena S.,’ Students’ Response to the Introduction of an Elective to the Medical Curriculum of a Private Medical School’ Proceedings, Conference on Higher Education in Sri Lanka, (2016): p. 11-13
37. Perera, V., Brahmananyake, BSAJP., Basnayaka, P., Assellage P., De Silva N. “ A retrospective study of methicillin- resistant Staphylococcus aureus (MRSA) infections in a private hospital in Sri Lanka, Bulletin, Sri Lanka Collage of Microbiologists, (2015), Vol 13(1):22
38. Perera, V., De Silva N,. Online Formative Assessments in Clinical Microbiology Using Learning Management Systems, Proceedings, Conference on Higher Education in Sri Lanka, (2015): 9-12
39. Perera, V., Assellage P., De Silva N. “ Profile of Extended Spectrum Beta Lactamases (ESBL) Producing enterobacteria isolated from clinical specimens in a private teaching hospital in Sri Lanka, Bulletin, Sri Lanka Collage of Microbiologists, (2014), Vol 12:19-20
40. Perera, V., De Silva N , Wijetunga, S., Jawfer, A M., De Silva, N., Kanakaratne, N. Lecture hall without lectures- Effectiveness of Online versus Traditional Lectures. Bulletin, Conference on Higher Education in Sri Lanka, (2014): 35-38
41. Perera, P.D.V.M., Dissanayake, D.R.A., Arulkanthan, A., Jagoda, S.S.S.de.S., Edirisinghe, E.A.R. “Identification of Fish Pathogenic Mycobacterium Species by PCR-Restriction Fragment Length Polymorphism (RFLP) of the RPOB Gene”. Proceedings, Peradeniya University Research Sessions 15, (2010) :320-322
42. Perera, P.D.V.M., Dissanayake, D.R.A., Arulkanthan, A., Jagoda, S.S.S.de.S., Edirisinghe, E.A.R. “Piscine Mycobacteriosis: An Emerging Disease in Guppies in Sri Lanka”. Proceedings, Scientific Sessions of the Sri Lanka Veterinary Association 63 ,(2011): p. 37

2026: External member for the Research Committee of Faculty of Veterinary Medicine and Animal Science

2019-2022:Module lead for Microbiology and Virology module of Bachelor of Science (Hons) Biomedical Science, Coventry University, UK delivered by International Institute of Health Sciences (IIHS), Welisara, Sri Lanka

2019-2022: Module lead for  Research and Evidence based practice module of  Bachelor of Science (Hons) in Nursing Studies, Coventry University, UK delivered by International Institute of Health Sciences (IIHS), Welisara, Sri Lanka

2018: Member of Technical Working Group, Antimicrobial Resistance and Antimicrobial usage surveillance working group (Fleming fund country grant, UK) , Faculty of Veterinary Medicine & Animal Science, University of Peradeniya

• 2025- Natinal Science Foundation Research Grant ,Addressing Research needs of industries with special emphasis on Micro, Small and Medium scale Enterprises (MSMEs)
• 2025- Sri Lankan Society For Microbiology Scientific Publication Awards
• 2024- Award for the best oral presentation at the Asia Pacific Medical Education Conference 2024 (APMEC 2024)
• 2023- Meraux Foundation Fellowship for 4th Antimicrobial Resistance course (AMR): a One Health challenge, Les Pensières Center for Global Health, Veyrier-du-Lac
• 2022- Award for the best presentation at 9th International Conference on Multidisciplinary Approaches, Sri Lanka
• 2018-Second price in oral presentation at the International conference on Infectious Diseases and Antimicrobial resistance by Sri Lanka Collage of Microbiologists.
• 2011-Award for the best oral presentation in Fish and Wild Life at the Annual Scientific Sessions of the Sri Lanka Veterinary Association.

CPD Participation (Selected)

2026: Resource Person for “Workshop on Artificial Intelligence for Clinicians“at Foundation Sessions of Sri Lanka Medical Association (SLMA)

2025: Resource Person for “Workshop on Extraction and Screening of antimicrobial activity of plant extracts and related products” conducted by Sri Lankan Society for Microbiology, 2025

2025: Resource Person for “Workshop on Digital Transformation in Healthcare” at the 5th International Conference on Advanced Research in Computing (ICARC 2025), Sabaragamuwa University of Sri Lanka

2025: Resource Person at Regional Meeting of the Physiological Society of Sri Lanka 2025. Invited lecture on “The Microbiome, Antimicrobial Resistance, and Human Physiology: An Interconnected Perspective”

2024: Resource person for Symposium “Innovations in primary care: Harnessing AI for better healthcare”, at WONCA '24 South Asia Regional Conference, 2024

2024: Resource person for National University of Singapore-Priority Research in Medical Education : NUS-PRIME Talk Series, 2024

2023: Resource person for the Training of Trainers Workshop on "Introduction to Research Paradigms and Evidence-Based Practice"at the International Institute of Health, Welisara

2023: External examiner for undergraduate research projects of the Bachelor of Medical Laboratory Sciences (MLS) Honors degree program, Faculty of Health Sciences, The Open University of Sri Lanka

2021-2022: Research supervisor for MSc research projects in Microbiology, University of Kelaniya

2019-2022: Resource person for the Research and Evidence based practice module of  Bachelor of Science (Hons) in Nursing Studies, Coventry University, UK delivered by International Institute of Health Sciences (IIHS), Welisara, Sri Lanka

2019-2022: Resource person for Microbiology and Virology module of Bachelor of Science (Hons) Biomedical Science, Coventry University, UK delivered by International Institute of Health Sciences (IIHS), Welisara, Sri Lanka

2018-2023: Consultant in Microbiology and Virology module for Diploma in Medical Laboratory Science course, Institute of Chemistry Ceylon, Rajagiriya

2020-2023: Research supervisor for research projects in BSc in Biomedical Science course, Faculty of HealthSciences, Kaatsu International University

2022: Coordinator of Quiz competition for World Antimicrobial Awareness Week (WAAW) 2022, organized by SriLankan College of Micobiologists

2022: Resource person for Young Ambassadors Project for Sri Lankan Undergraduates by American Society for Microbiology

2022: Supervisor for Science Research Projects Competition (SRPC2022) by National Science Foundation (NSF),Sri Lanka

2021: Member of Technical Working Group, Antimicrobial Resistance and Antimicrobial usage surveillanceworking group, Faculty of Veterinary Medicine & Animal Science, University of Peradeniy

2018: Traineeship on “Infectious Diseases and Antimicrobial Resistance- Sydney Medical School, University of Sydney, Workshop on “Galaxy platform for Computational Biology” University of Colombo School of Computing 

2017: Antimicrobial resistance - theory and methods, Technical University of Denmark (DTU) , Certificate course (online) Whole genome sequencing of bacterial genomes - tools and applications, Technical University of Denmark (DTU) (online), Work shop on Study Designs; Experimental Studies and Statistics conducted by Research promotion and facilitation centre (RPFC) of the Faculty of Medicine, Colombo 

2015:Symposium on Fundamentals of Biological safety for Academics and Practitioners by National Science Foundation, Sri Lanka 

2012: Certificate course on Molecular biological techniques conducted by Institute of Biochemistry, Molecular Biology and Biotechnology, University of Colombo, Sri Lanka , Workshop on research methodology conducted by Sri Lanka Public Health Education Institutes Network. 

2011: Training program on identification of Leptospira species by PCR conducted by the Faculty of Medicine, University of Ragama, Sri Lanka 

2009Training program on microbiological methods at Veterinary Research Institute of Sri Lanka, Training program on Developing and maintenance of cell lines at Animal Virology Lab of Sri Lanka