TGM2 and gastric cancer: In the GC sample cohort from the TCGA (Stomach adenocarcinoma (TCGA, Firehose Legacy, n = 478)), the levels of several markers for macrophages (FN1, MRS1, CD68, and CCL7), blood vessels (CDH5) and lymphatic vessels (VEGFC) exhibited positive correlations with TGM2 expression (Fig. S8).