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Table 4 Matrix Degradation Scoring System

From: Evaluation of anti-IL-6 monoclonal antibody therapy using murine type II collagen-induced arthritis

Toluidine Blue
0 No visible Toluidine Blue staining
1 Very weak Toluidine Blue staining only in the deep cartilage
2 Weak Toluidine Blue staining
3 Moderate Toluidine Blue staining
4 Some loss of staining from the superficial cartilage
5 Normal Toluidine Blue staining
Aldehyde Fuchsia
0 No visible Aldehyde Fuchsia staining
1 Very weak Aldehyde Fuchsia staining only in the deep cartilage
2 Weak Aldehyde Fuchsia staining
3 Moderate Aldehyde Fuchsia staining
4 Some loss of staining from the superficial cartilage
5 Normal Aldehyde Fuchsia staining