CXCL13 and non-small cell lung carcinoma: Of note, tumor infiltrating Tex subsets preserve their capacity to proliferate until terminal exhaustion states [116, 126] and were shown to play an active role in the recruitment of other immune subsets to the TME through secretion of chemokine ligand 13 (CXCL13) in non-small cell lung carcinoma (NSCLC) tumors [115].