| BIIC | bovine type II collagen |
| CIA | collagen-induced arthritis |
| H&E | hematoxylin and eosin |
| IL-6 | interleukin 6 |
| JNK | c-Jun N-terminal kinase |
| MAPK | mitogen-activated protein kinase |
| MCP-1 | monocyte chemotactic protein 1 |
| MyD88 | myeloid differentiation factor 88 |
| NF-κB | nuclear factor κB |
| RA | rheumatoid arthritis |
| TLR4 | Toll-like receptor 4 |
| TNF-α | tumor necrosis factor α |