IGF1 and cancer: Among the top most highly significant pathways (P < 1.0 × 10− 5) included the pathways involved in MSP-RON, PDGF, molecular mechanisms of cancer, STAT3, prostate cancer, P53, MYC mediated apoptosis, IGF-1, NF-kB, Androgen biosynthesis, PTEN and IL-6 signaling pathways (Fig. 5).