show Abstracthide AbstractGnetin-C, a dimer of resveratrol, is a polyphenol that has been reported to have various health-promoting effects, including anti-inflammatory, anti-oxidant, and anti-cancer effects. The effects on bacteria of Gnetin-C have not yet been investigated. In this study, we have investigated the effect of Gnetin-C on the periodontopathic bacteria, Porphyromonas gingivalis using RNA-seq.