Ductal cells refer to cells lining the pancreatic duct and are responsible for production of bicarbonate-rich secretion. Ductal cells are stimulated by the hormone secretin and are responsible for maintenance of the duodenal pH and prevention of duodenal injury from acidic chyme. Ductal cell mix their production with acinar cells' to make up the pancreatic juice.
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Ductal cells Wikipedia(Text) CC BY-SA