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Fig. 3 | Arthritis Research & Therapy

Fig. 3

From: 68Ga-DOTA-Siglec-9 – a new imaging tool to detect synovitis

Fig. 3

Intra-articular injection of phytohemagglutinin induced a mild inflammation and luminal expression of vascular adhesion protein 1 (VAP-1) in rabbit knee synovium. Hematoxylin-eosin staining of inflamed (a) and control (b) synovial tissue. Fluorescence-based anti-VAP-1 immunohistochemistry of inflamed (c) and contralateral intact (d) synovium. Arrows indicate VAP-1-positive vessels. Scale bar is 100 μm

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