VEGFA and cancer: This upregulation was specific for the VEGF165 isoform (0.18±0.32 to 6.0±2.6×103 copies per μg, Figure 4C, P<0.01, ANOVA), and not for the VEGF165b isoform (4.8±2.2 to 5.6±2.0×103 copies per μg, Figure 4D), such that in cancers, 45±13% of the VEGF mRNA was VEGF165.