| AIA | antigen-induced arthritis |
| CD | Crohn’s disease |
| CD | cluster of differentiation |
| CFA | complete Freund’s adjuvant |
| CIA | type II collagen-induced arthritis |
| ConA | concanavalin |
| DMARDs | disease-modifying anti-rheumatic drugs |
| EDTA | ethylene diamine tetraacetic Acid |
| ELISA | enzyme linked immunosorbent assay |
| HPLC | high-performance liquid chromatography |
| IL | interleukin |
| LPS | lipopolysaccharide |
| MTT | methylthiazolyldiphenyl-tetrazolium bromide |
| MTX | methotrexate |
| mPEG-SC20k- | methoxy-polyethylene glycol-succinimidyl carbonate |
| PEG | polyethylene glycol |
| PEG-HM-3 | mPEG-SC20k-HM-3 |
| RA | rheumatoid arthritis |
| RGD | Arg-Gly-Asp |
| SD | Sprague Dawley |
| TLRs | toll-like receptors |
| TNF | tumor necrosis factor |
| VEGF | vascular endothelial cell growth factor |