HIF1A and neoplasm: Much like the knockdown of Hif1a, loss of Pdl1 (sh-Pdl1) in E0771 cells also inhibited tumor growth in C57BL/6, but not NSG, recipients (Figure 3B), and LEM did not further suppress sh-Pdl1 E0771 tumor growth in C57BL/6 (Figure 3C) or NSG (Figure 3D) recipients.