Fig. 3

qRT-PCR graph and western blot analysis. A qRT-PCR graph of PD-L1 mRNA under various conditions. MDA-MB-231 cells were treated with MNVs containing miRNA34a for 24 h. B Western blot of PD-L1 proteins under various conditions. MDA-MB-231 cells were treated with MNVs containing miRNA34a for 24 h