For tumor-infiltrating lymphocytes (TILs), scientists characterized the tight connection among miR-574-3p, PD-L1 expression, and TIL levels in chordoma 88, while mechanically another group has presented the function of the p53/miR-34/PD-L1 axis in immune evasion of lung cancer 89. The gene discussed is CD274; the disease is neoplasm.