Superparamagnetic iron oxide nanoparticles (SPIO NPs) were combined with lung cancer H460 cell membranes, PD-L1 inhibitory peptide (TPP1) and MMP2 substrate peptide (PLGLLG), which were named as SPIO NP@M-P (Meng et al., 2021). This evidence concerns the gene CD274 and lung carcinoma.