Oral and gingival health research

Certain medications—including the immunosuppressants cyclosporin A and tacrolimus, as well as the antiepileptic phenytoin—can cause the gum tissue to grow excessively, a condition known as drug-induced gingival overgrowth, which shares clinical and molecular features with the rarer hereditary form called gingival fibromatosis. Researchers in this area investigate how these drugs disrupt collagen metabolism, alter the activity of matrix metalloproteinases, and elevate connective tissue growth factor levels in ways that drive abnormal fibroblast proliferation within the gingival tissue. A central open question is why only a subset of patients on these medications develop significant overgrowth, pointing toward genetic susceptibility factors and local inflammatory conditions that have yet to be fully characterized. Ongoing work aims to identify whether newer immunosuppressants like tacrolimus carry a meaningfully lower risk than cyclosporin A, and to develop targeted strategies for managing overgrowth in transplant patients who cannot simply discontinue their medication.

Works

40,610

Total citations

194,749

Keywords

Gingival OvergrowthDrug-InducedHereditary Gingival FibromatosisCyclosporin ATacrolimusCollagen Metabolism