Fig. 6

Concentrations of A IFN-γ, B IL-2, C IL-10, D IL-17 and E IL-4 in the supernatants of activated CD4+ T cells co-culturedfor 96 h, detected by ELISA. *P < 0.01: compared with the sodium sulphate-pretreated BxPC-3 NC group and BxPC-3-DKK3 group; **P < 0.01: compared with the BxPC-3-DKK3 group.DKK3, dickkopf-related protein 3; NC, negative control