As shown in the Supplemental Figure 1A (supplemental material available online with this article; https://doi.org/10.1172/jci.insight.142299DS1), high expression of NGBR in proliferating hemangioma was colocalized with both GLUT1- and CD31-positive endothelial cells of capillaries. This evidence concerns the gene SLC2A1 and hemangioma.