Fifteen members of cancer pathways, including FOS, TGFα, FZD8, MMP1, laminin subunit gamma 2, PTGS2, laminin subunit beta 3, ITGA2, laminin subunit alpha 3, VEGFC, WNT2B, heat shock protein 90 beta family member 1, WNT5B, FGF5 and WNT3A, were up-regulated in the MC group. The gene discussed is PTGS2; the disease is cancer.