Time‐Dependent Changes in Effects of Butyrate on Human Gingival Fibroblasts

ABSTRACT Objectives Butyrate is one of major metabolites of periodontitis‐associated bacteria and often detected in periodontal pockets. Butyrate has been considered to affect human gingival fibroblasts (HGFs); however, there was no information on its long‐term effect as occurs in periodontitis. The...

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Main Authors: Haruki Otani, Jumpei Washio, Aoi Kunitomi, Satoko Sato, Yuki Abiko, Shiori Sasaki, Kazumasa Ohashi, Satoru Yamada, Nobuhiro Takahashi
Format: Article
Language:English
Published: Wiley 2025-06-01
Series:Clinical and Experimental Dental Research
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Online Access:https://doi.org/10.1002/cre2.70120
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Summary:ABSTRACT Objectives Butyrate is one of major metabolites of periodontitis‐associated bacteria and often detected in periodontal pockets. Butyrate has been considered to affect human gingival fibroblasts (HGFs); however, there was no information on its long‐term effect as occurs in periodontitis. Therefore, this study aimed to evaluate the time‐dependent effects of butyrate on HGFs. Material and Methods The effects of butyrate on HGF proliferation, apoptosis, cell morphology, glucose metabolic activity, butyrate metabolic activity, and cell migration ability were evaluated by cell counting, DNA electrophoresis, cell staining, pH‐stat system, HPLC, and scratch test, respectively. Results HGF proliferation was temporarily inhibited by 5–10 mM butyrate (p < 0.05); however, it resumed at 24 h with morphological changes from spindle to slightly widened (p < 0.05). HGFs cultured with 10 mM butyrate for 12–24 h shifted the glucose metabolic pathway from oxidative phosphorylation to glycolysis (p < 0.05), and increased butyrate consumption, which returned to control levels over 24 h. HGF migration ability tended to decrease at 72 h. Conclusions HGF cell proliferation and glucose/butyrate metabolism were temporarily inhibited by butyrate and then recovered in a time‐dependent manner, accompanied by changes in cell morphology. These time‐dependent effects may help to understand the role of butyrate in the pathology of periodontitis.
ISSN:2057-4347