TGFB1 and neoplasm: In a validation study, NSCLC patients showed higher levels of exosomal long non-coding RNAs TGF-β induced LncRNA (TBILA) and AGAP2 antisense RNA 1 (AGAP2-AS1) than healthy individuals as well as a significant positive association between the levels of these exosomal lncRNAs and lymph node, tumor size, and TNM stage [196].