ADP	adenosine diphosphate
APC	Antigen presenting cells
AQP5	aquaporin 5
ATP	adenosine triphosphate
BAFF	B cell activating factor
cCAP18	cationic antimicrobial peptide 18
CCL2	chemokine (C-C motif) ligand 2
CD	cluster of differentiation
CRP	C-reactive protein
CSF	cerebrospinal fluid
CXCL8	C-X-C motif chemokine type 8
DAMP	damage associated molecular pattern
DC	dendritic cells
DCN	decorin
DMARDs	disease-modifying antirheumatic drugs
DNA	deoxyribonucleic acid
dsRNA	double-stranded ribonucleic acid
ECM	extra-cellular membrane
EGF	epidermal growth factor
EMSA	electrophoretic mobility shift assay
ESSDAI	EULAR Sjögren’s syndrome disease activity index
FMS	fibromyalgia syndrome
FS	focus score
Gal-3	galectin-3
GC	germinal centers
HMGB1	high mobility group box 1
HSP	Heat shock proteins
IFN	interferon
Ig	immunoglobulin
IL	interleukin
IL-1R1	IL-1 receptor 1
IL-1Ra	IL-1 receptor antagonist
ILD	interstitial lung disease
LL37	cathelicidin
MAPK	mitogen-activated protein kinase
MALT	mucosa-associated lymphoid tissue
MC	macrophage
MCTD	mixed connective tissue disease
MHC	major histocompatibility complex
MIP	macrophage inflammatory protein
MMP	matrix metalloproteinase
MRP	myeloid related protein
MSU	monosodium urate
NF-κB	nuclear factor-kappa B
NK	natural killer
NLRP3	Nod-like receptor protein 3
P2X7R	P2X7 receptor
P2Y2R	P2Y2 receptor
PAMP	pathogen-associated molecular patterns
PBMC	peripheral blood mononuclear cell
pDC	plasmacytoid dendritic cells
PDCD4	programmed cell death 4
PRR	pattern recognition receptors
pSS	primary Sjögren’s syndrome
RA	rheumatoid arthritis
RAGE	receptors for advanced glycation end products
RNase 7	ribonuclease 7
SG	salivary glands
SGEC	salivary gland epithelial cells
SLE	systemic lupus erythematosus
sRAGE	soluble RAGE
SS	Sjögren’s syndrome
SSc	systemic sclerosis
sSS	secondary Sjögren’s syndrome
sST2	soluble ST2
ST2	suppression of tumorigenicity 2
Tβ4	thymosin beta 4
Th1	type 1 helper cells
Th17	type 17 helper cells
TLR	toll-like receptors
TNF	tumor necrosis factor
UA	uric acid
UTP	uridine triphosphate