In Figure 2(a), GGT5 was highly expressed in ESCA (esophageal carcinoma), GBM (glioblastoma multiforme), LUAD (lung adenocarcinoma), PRAD (prostate adenocarcinoma), and STAD (stomach adenocarcinoma) compared with adjacent normal tissues. This evidence concerns the gene GGT5 and lung adenocarcinoma.