No variation in expression between the tumours and normal mucosa was observed for PLA2G1B, PLA2G2A, PLA2G2F, PLA2G10, PLA2G12A and PLA2G12B and for the M-type sPLA2 receptor (PLA2R1) (Figure 3 and 4). The gene discussed is PLA2G1B; the disease is neoplasm.