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Table 1 A partial list of proteins identified that were previously reported

From: Synovial fluid proteome in rheumatoid arthritis

Gene symbol

Protein

Functional role in RA

TIMP1

Metalloproteinase inhibitor 1

MMP inhibitor

C1QA

Complement C1q

Immune response

MMP9

Matrixmetalloproteinase 9

Extracellular matrix (ECM) degradation

S100A8

Protein S100A8

Pannus formation

PDL2

Programmed death ligand 2

Inhibitor of T cell signaling

NOTCH2

Neurogenic locus notch homolog protein 2

Synovial hyperplasia and osteoclastogensis