The Univeristy of Sydney | Australia
Dr. Thilini Jayasinghe is a dedicated and forward-thinking early-career researcher specializing in the complex interplay between the oral and gut microbiomes, inflammation, and nutrition in chronic disease contexts. She has authored 25 documents, comprising peer-reviewed publications, book chapters, and research articles, which have collectively accumulated 474 citations, reflecting the significance and reach of her work within the scientific community. Her research achievements are further highlighted by an h-index of 11, demonstrating both productivity and impact. Over the past eight years, Dr. Jayasinghe has contributed to and led multidisciplinary studies spanning epidemiological, clinical, and pre-clinical models, collaborating with teams across eight countries, with more than half of her publications arising from international partnerships. She has successfully secured competitive research grants and played a pivotal role in ethics submissions, clinical trial protocols, and biobank initiatives. Her technical expertise encompasses molecular microbiology, bioinformatics, multi-omics integration, animal model research, and clinical trial design, alongside strong project leadership and mentorship skills. Currently serving as a Research Fellow at the University of Sydney, she leads translational research projects, supervises students at various academic levels, and contributes to teaching programs. Dr. Jayasinghe’s work continues to advance understanding of diet–microbiome–inflammation interactions, aiming to improve human health outcomes globally.
Profiles: Scopus | Orcid | Google Scholar
Featured Publications
Wilson, B. C., Zuppi, M., Derraik, J. G. B., Albert, B. B., Tweedie-Cullen, R. Y., Leong, K. S. W., Beck, K. L., Vatanen, T., O’Sullivan, J. M., Cutfield, W. S., & on behalf of the Gut Bugs Study Group (including Jayasinghe, T.). (2025). Long-term health outcomes in adolescents with obesity treated with faecal microbiota transplantation: 4-year follow-up. Nature Communications, 16, 7786.
Jayasinghe, T., Jenkins, J., Medara, N., Choowong, P., Dharmarathne, G., Kong, F., Cho, H., Kim, S. H., Zhang, Y. G., Franco-Duarte, R., Eberhard, J., & Spahr, A. (2025). Dietary fibre modulates body composition, blood glucose, inflammation, microbiome, and metabolome in a murine model of periodontitis. Nutrients, 17(7), 1146.
Dharmarathne, G., Kazi, S., King, S., & Jayasinghe, T. N. (2024). The bidirectional relationship between cardiovascular medications and oral and gut microbiome health: A comprehensive review. Microorganisms, 12, 2246.
Jayasinghe, T. N., & Spahr, A. (2023). Dietary supplementation of omega-3 fatty acids could be used as an adjunct therapy to nonsurgical periodontal treatment. Journal of Evidence-Based Dental Practice, 101925.
Chopra, A., Jayasinghe, T. N., & Eberhard, J. (2022). Are inflamed periodontal tissues endogenous source of advanced glycation end-products (AGEs) in individuals with and without diabetes mellitus? A systematic review. Biomolecules, 12, 642.