Among the eight pathways unique to D7 endometriosis-like lesions were ‘GM-CSF Signaling’, ‘IL-2 Signaling’, ‘Interferon Signaling’ and ‘TGF-β Signaling’, while the pathways ‘IL-6 Signaling’, ‘iNOS Signaling’ and ‘Natural Killer Cell Signaling’ are some of the seven pathways unique to D14 endometriosis-like lesions. The gene discussed is CSF2; the disease is endometriosis.