| B. melitensis | Brucella melitensis |
| Omp | Outer membrane protein |
| EGFP | Enhanced green fluorescent protein |
| MHC | Major histocompatibility complex |
| CTL | Cytotoxic T lymphocyte |
| HTL | Helper T lymphocyte |
| APCs | Antigen-presenting cells |
| DCs | Dendritic cells |
| TH | T helper |
| LNPs | Lipid nanoparticles |
| TLR2 | Toll-like receptor 2 |