Day 56 | Â | Male | Female | ||
---|---|---|---|---|---|
 |  | Wlid | F759 | Wild | F759 |
 | Grade | 20* | 16* | 20* | 14* |
Proliferation of the synovial lining cells | 0 | 7 | 0 | 8 | 1 |
 | 1 | 1 | 1 | 4 | 0 |
 | 2 | 3 | 3 | 2 | 1 |
 | 3 | 7 | 10 | 4 | 11 |
 | 4 | 2 | 2 | 2 | 1 |
Destruction of the articular cartilage/bone | 0 | 9 | 3 | 14 | 1 |
 | 1 | 0 | 0 | 1 | 0 |
 | 2 | 4 | 0 | 2 | 0 |
 | 3 | 7 | 8 | 2 | 13 |
 | 4 | 0 | 5 | 1 | 0 |
Inflammatory cell infiltration, rich in neutrophils | 0 | 10 | 3 | 12 | 1 |
 | 1 | 1 | 0 | 2 | 1 |
 | 2 | 1 | 11 | 2 | 6 |
 | 3 | 5 | 2 | 3 | 5 |
 | 4 | 3 | 0 | 1 | 1 |