| ACH | Acetylcholine |
| ANA | Antinuclear autoantibody |
| APCs | Antigen-presenting cells |
| BAFF | B-cell activating factor |
| EGF | Epidermal growth factor |
| IL | Interleukin |
| KCS | Keratoconjunctivitis sicca |
| KI | Knock-in (gene) |
| KO | Knock-out (gene) |
| LF | Lymphocytic focus |
| MZB | Marginal zone B (cells) |
| M3R | Muscarinic receptor-3 |
| NK | Natural killer (cells) |
| SS | Sjögren’s syndrome |
| TSP | Thrombospondin |
| TLR | Toll-like receptor |
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