Figure 4From: Iodine-125 induces apoptosis via regulating p53, microvessel density, and vascular endothelial growth factor in colorectal cancerThe concentration of p53 and VEGF in 0, 0.2, 0.4, and 0.8 mCi I-125 treated groups determined by ELISA. Each bar represented the mean ± SD of three independent experiments.Back to article page