| AA | autoantibody |
| Ab | antibody |
| Anti-IDs | anti-idiotypic antibodies |
| APLS | anti-phospholipid syndrome |
| cAMP | cyclic adenosine monophosphate |
| CFS | chronic fatigue syndrome |
| FVIII | antihemophilic globulin, 8th factor of coagulation |
| Ig | immunoglobulin |
| IL | interleukin |
| IVIG | intravenous immunoglobulin |
| ScFv | single chain fragment |
| SLE | systemic lupus erythenatosus |
| T1D | type 1 diabetes mellitus |
| TSH | thyroid stimulating hormone |
| WG | Wegener’s granulomatosis |