Fig. 6From: Genome-wide methylation and expression analyses reveal the epigenetic landscape of immune-related diseases for tobacco smokingDifferences on VEGF and VEGFR1 between smokers and nonsmokers. Comparison of VEGF cytokine level (A) and FLT1/VEGFR1 RNA expression (C) level between smokers and nonsmokers. Methylation level in FLT1/VEGFR1 between smokers and nonsmokers (B). VEGF and its receptors (D). Each dot corresponds to a sample and color corresponds to each group. VEGF vascular endothelial growth factor, VEGFR1 vascular endothelial growth factor receptor 1Back to article page