Figure 1.

Degenerative changes in different articular compartments in sham and OA groups at eight weeks. (A, B) India ink staining of medial femoral condyle (MFC) of representative specimens. Arrows, fibrillation processes (C, D) Safranin-O/Fast Green staining of cartilage tissue of representative specimens. Arrows: Fibrillation and delamination processes. (E, F) Hematoxylin/Eosin staining of synovial membrane of representative specimens. Black arrows, Thickening of lining layer; Red arrows, Inflammatory cells. (G, H) Safranin-O/Fast Green staining of medial meniscus of representative specimens. Scale bars in C, D = 1 mm; E-H = 100 μm.

Desando et al. Arthritis Research & Therapy 2013 15:R22   doi:10.1186/ar4156
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