Figure 5From: Arthrogenicity of type II collagen monoclonal antibodies associated with complement activation and antigen affinityActivation of complement by mAbs in vitro. The activation of C3 by CII-3, C2B-14, C2B-16, CII-6, C2A-12, and CM-5 is shown as a percentage of the CII-3 value (800 μg/ml). Each value is the mean ± SD of four times.Back to article page