TGFB1 and cancer: Moreover, the 10 significantly enriched pathways of influenza virus PR8 infection were all enriched in influenza virus BJ501 infection as well: the TGF-β signaling pathway, adherens junction, axon guidance pathway, MAPK signaling pathway, focal adhesion, endocytosis, chemokine signaling pathway, regulation of actin cytoskeleton, ErbB signaling pathway and pathways in cancer (Table S2).