Figure 1.

Histopathologic examination of inflammatory TMJ region induced by CFA in rats. A. Photomicrograph of TMJ 24 hours after injection of saline as a normal control. B. Photomicrograph of TMJ 24 hours after injection of CFA. Exuberant hypertrophy of the synovial tissue, angiogenesis in the enlarged area (indicated by arrowhead) and fibrin-like exudates (indicated by arrow) in the joint space were observed (Magnification × 4, scale bar = 200 μm).

Xu et al. Molecular Pain 2010 6:49   doi:10.1186/1744-8069-6-49
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