Marker BK-IgG AII-IgG VEGF-IgG bFGF-IgG
BK-IgG -   0.855  
AII-IgG 0.881 -   0.293
VEGF-IgG   0.213 -  
bFGF-IgG     0.791 -
Table 8: Correlations between natural antibodies.