TGFB1 and escherichia coli infection: The GSVA results displayed that the high-risk group was characterized by enrichment of virus-associated, stromal, and malignant pathways such as pathogenic Escherichia coli infection, gap junction, focal adhesion, ErbB signaling pathway, TGFbeta signaling pathway, Wnt signaling pathway, and pathways in cancer (Figure 10(b)).