Populations were identified as shown in the Supplemental Figure 8, A and B, including granulocytes as Cd45+Gr1+Cd11b+, monocytes as Cd45+Gr1medCd11b+, endothelial cells as Cd45–CD31+Cd326–, and cancer cells as Cd45-Cd31+CD326+ cells. This evidence concerns the gene PECAM1 and cancer.