Figure 4.

Photomicrographs of cartilage defect lesions in rabbits. (a) Group with control (untreated) defects (group C); and groups given tissue-engineered cartilage implants at (b) 4 weeks after implantation (group T-4) and (c) 12 weeks after implantation (group T-12). Safranin-O–fast-green staining; original magnification × 2.5.

Hattori et al. Arthritis Research & Therapy 2005 7:R552-R559   doi:10.1186/ar1710
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