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Figure 2 | Arthritis Research & Therapy

Figure 2

From: Synovial histopathology of psoriatic arthritis, both oligo- and polyarticular, resembles spondyloarthropathy more than it does rheumatoid arthritis

Figure 2

Synovial expression of S100A12 in psoriatic arthritis (PsA), nonpsoriatic spondyloarthropathy (SpA; ankylosing spondylitis [AS] + undifferentiated spondyloarthropathy [USpA]) and rheumatoid arthritis (RA). (a) PsA: lining = 0, sublining = 1 (original magnification 640Ɨ); (b) nonpsoriatic SpA: lining = 0, sublining = 2 (original magnification 640Ɨ); and (c) RA: lining = 0, sublining = 2 (original magnification 640Ɨ).

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