IL4 and non-small cell lung carcinoma: IL4 and IL13 were highly expressed in ILC2s obtained from tumor tissues (IL4, P<0.0001; IL13, P<0.0001) and PBMCs (IL4, P<0.0001; IL13, P<0.0001) obtained from NSCLC patients than those obtained from HDs (Figures 2B, C).