| DMEM | Dulbecco’s Modified Eagle’s Medium |
| DMSO | Dimethyl sulfoxide |
| ECM | Extracellular matrix |
| ELISA | Enzyme-linked immunosorbent assay |
| FA | Ferulic acid |
| FBS | Fetal bovine serum |
| HG | High glucose |
| HGF | Human gingival fibroblast |
| IL | Interleukin |
| ISO | International Organization for Standardization |
| MMP | Matrix metalloproteinase |
| MTT | 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bromide |
| NF-κB | Nuclear factor kappa B |
| NG | Normal glucose |
| PBS | Phosphate-buffered saline |
| SD | Standard deviation |
| TIMP | Tissue inhibitor of metalloproteinases |