OXT and cancer: Among the 20 pathways that were significantly enriched, valine, leucine and isoleucine degradation, ubiquitin-mediated proteolysis, ubiquitin-mediated proteolysis, proteoglycans in cancer, oxytocin signaling pathway, endocytosis, FoxO signaling pathway and GMP-PKG signaling pathway were most significantly enriched (Figure 5B).