| SjS | Sjögren’s Syndrome |
| PBC | primary biliary cholangitis |
| ANA | antinuclear antibodies |
| AMA | antimitochondrial antibodies |
| SGECs | salivary glands epithelial cells |
| 5mC | 5-methylcytosine |
| DNMT | DNA methyltransferase |
| TET | ten eleven translocation methylcytosine dioxygenase |
| MBDs | methyl binding domains |
| MeCP | methyl-CpG-binding proteins |
| LINE-1 | long interspersed nuclear element |
| 5hmC | 5-hydroxymethylcytosine |
| IFN | interferon |
| GWAS | genome-wide association studies |
| CXCR3 | C-X-C motif chemokine receptor 3 |
| EWAS | epigenome-wide association studies |
| DMCs | differentially methylated CpGs |
| HLA-B | human leucocyte antigen B |
| IFI44L | interferon-induced protein 44 like |
| IFIT1 | interferon-induced protein with tetratricopeptide repeats 1 |
| SMARCA1 | SWI/SNF-related, matrix-associated, actin-dependent regulator of chromatin, subfamily A, member 1 |
| IL-6 | interleukin 6 |
| LIGHT | tumor necrosis factor superfamily member 14 |
| IL-17 | interleukin 17 |
| PBMCs | peripheral blood mononuclear cells |
| TRAIL | TNF-related apoptosis-inducing ligand |
| miRNAs | Micro-RNAs |
| UTR | untranslated region |