5-mC	5-methylocytosine
ACA	Anti-centromere antibody
aCL IgG	Anti Cardiolipin antibody of immunoglobulin G
aCL IgM	Anti Cardiolipin antibody of immunoglobulin M
ACR	American College of Rheumatology
ACTDs	Autoimmune Connective Tissue Diseases
AMA-M2	Anti-mitochondrial M2 antibody-positive autoimmune hepatitis
ANGPT2	Angiopoietin 2
Anti-CCP	anti-cyclic citrullinated peptide autoantibodies
Anti-CENP-A	Anti-centromere proteins A
Anti-CENP-B	Anti-centromere proteins B
Anti-dsDNA	Anti-double stranded DNA
Anti Jo-1	Anti-nuclear antibody
Anti-La/SSB	Anti-SLE Sjogren’s syndrome or SLE-related autoantibodies
Anti-PCNA	Proliferating cell nuclear antigen antibody
Anti-Rib-P	Anti-ribosomal P
Anti-Ro/SSA	Anti-Sjogren’s-syndrome-related antigen A autoantibodies
Anti-Scl-70	Anti-topoisomerase I
Anti-Sm	Anti-Smith
Anti-SmB	Anti-Smith B
Anti-SmD	Anti-Smith D
Anti-U1 RNP	Anti-U1RNP antibody
CRP	C-reactive protein
DLCO	Diffusing capacity of the lung of carbon monoxide
DNMT	DNA methyltransferase
DNMT3a	DNA methyltransferase 3 Alpha
DNMT3b	DNA methyltransferase 3 Beta
dSSc	diffuse systemic sclerosis
ESR	Erythrocyte sedimentation rate
EULAR	European Alliance of Associations for Rheumatology
FCV	Forced vital capacity
HDAC4	Histone deacetylase 4
HRTC	High-resolution computed tomography
ILD	Interstitial lung disease
LAC	Lupus anticoagulant antibody
lSSc	lLmited systemic sclerosis
MCTD	Mixed connective tissue disease
miRNA	Micro RNA
mRSS	Modified-Rodnan skin score
MTX	Methotrexate
MVEC	Microvascular endothelial cells
ncRNA	Non-coding RNA
NOS1	Nictric oxide synthase 1
PBMC	Peripheral blood mononuclear cell
RF	Rheumatoid factor
SLE	Systemic lupus erythematosus
SSc	Systemic sclerosis