MUC4 and familial pancreatic carcinoma: Thus, the present study aimed to illustrate the role of MUC4/Y in the progression of pancreatic cancer and give insights into its downstream signaling effects: 1) Quantitatively assess MUC4/Y expression in tissue samples from PDAC patients using probe-specific primers were done to illustrate the correlation of MUC4/Y expression with clinicopathological factors and PDAC patient survival.