In contrast, in patients with NSCLC and COPD receiving preoperative neoadjuvant immunotherapy, the MPR subgroup had a higher number of MAIT cells, higher levels of GZMB and IFNγ‐R, and lower levels of PD1 IL‐17A, than the NPR subgroup (Figure 3E). Here, IL17A is linked to chronic obstructive pulmonary disease.