| ACR | American College of Rheumatology |
| dcSSc | diffuse cutaneous systemic sclerosis |
| DEG | differentially expressed gene |
| DEM | differentially expressed miRNA |
| DLCO | diffusion capacity testing |
| DNB | DNA NanoBall |
| ECM | extracellular matrix |
| EULAR | European League Against Rheumatism |
| FC | fold change |
| FVC | forced vital capacity |
| GO | gene ontology |
| ILD | interstitial lung disease |
| KEGG | Kyoto Encyclopedia of Genes and Genomes |
| lcSSc | limited cutaneous systemic sclerosis |
| miRNA | micro-RNA |
| NR | non-responsive |
| PAH | pulmonary arterial hypertension |
| PBMC | peripheral blood mononuclear cell |
| PCA | Principal Component Analysis |
| R | responsive |
| RA | rheumatoid arthritis |
| SLE | systemic lupus erythematosus |
| SSc | systemic sclerosis |
| ssDNA | single-stranded DNA |