MAPK3 and nasopharyngeal carcinoma: Western blot analysis showed that ANXA1 KD decreased while ANXA1 OE increased p-AKT (S473) level, and ANXA1 KD increased while ANXA1 OE decreased p-ERK-1/2 level in the NPC cells, which confirmed the result of antibody array analysis (Fig. 3b).