| OA | osteoarthritis |
| CF | Chaenomeles Fructus |
| ECM | extracellular matrix |
| IL-1β | interleukin 1 beta |
| MMP | matrix metallopeptidase |
| ADAMTs | a disintegrin and metalloproteinase with thrombospondin motifs |
| ROS | reactive oxygen species |
| MAPK | mitogen-activated protein kinase |
| ERK | extracellular signal-regulated kinase |
| JNK | c-Jun NH2-terminal kinase |
| NF-κb | nuclear factor kappa B |