Figure 12From: Subchondral pre-solidified chitosan/blood implants elicit reproducible early osteochondral wound-repair responses including neutrophil and stromal cell chemotaxis, bone resorption and repair, enhanced repair tissue integration and delayed matrix deposition Average detached repair tissue at the bone plate is greater in control than in treated defects. Collagen-type II-stained sections in the middle of the holes, 21 days post-treatment. (mean ± standard deviation, N=4). #,†p<0.05. **p<0.01.Back to article page