| 5-ASA | 5-aminosalicylic acid |
| S-ASA | sulphasalazine |
| CCL20 | C–C motif chemokine ligand 20 |
| CCR6 | C–C motif chemokine receptor 6 |
| CD | Crohn’s disease |
| ELISA | enzyme-linked immunosorbent assay |
| hsCRP | High sensitivity C-reactive protein |
| IBD | inflammatory bowel disease |
| IL-1β | interleukin 1β |
| IL-10 | interleukin 10 |
| mRNA | messenger ribonucleic acid |
| MDP | muramyl dipeptide |
| P3C | pam3CysSK4 |
| PRR | pattern recognition receptor |
| PBMCs | Peripheral blood mononuclear cells |
| qRT-PCR | quantitative real time polymerase chain reaction |
| TLR | toll-like receptor |
| TNF | Tumour necrosis factor |
| UC | ulcerative colitis |