Natural Killer Cell(The First Hospital of Jilin University)

PD-1 antibody has been approved as second line therapy for driven mutation negative non-small cell lung cancer, but overall response rate is only between 15-20%. Basic study found NK cell can enhance anti-tumor ability of PD-L1 antibody. This study evaluates the efficacy and safety of NK cell combined with PD-1 antibody for advanced driven mutation negative non-small cell lung cancer (NSCLC) as second-line therapy.