Figure 2. Identification of TLS subgroups in GC. (A) Results of unsupervised clustering analysis. (B) PCA results of three clusters. (C) KM curves of three clusters. (D) Heat map of TLS-RGs expression in three clusters. (E) Enrichment analysis of differential genes between cluster A and cluster B. (F) Enrichment analysis of differential genes between cluster A and cluster B. (G) Enrichment analysis of differential genes between cluster A and cluster B.