MUC4 and adenocarcinoma: We have made similar observations on a panel of pancreatic tumour cell lines, where a majority of differentiated adenocarcinomas showed higher levels of MUC4 transcripts compared to cell lines derived from poorly differentiated adenocarcinomas (Hollingsworth et al, 1994; Choudhury et al, 2000a; Andrianifahanana et al, 2001).