ATCC has quite a few mouse pancreatic cancer lines. Do a search on their site for 'mouse pancreas' and you'll come up with them. These include lines designated as CRL 2055, 2135, 2136, 2140, 2141,2150, 2151, and others. There are also other sources for panc ca lines from mouse that can be found by googling 'mouse pancreatic cancer cells'.