... human pancreatic polypeptide An immunohistochemical Study on the Pancreatic Endocrine Cells of the C57BL/6 Mouse 329 Ta ble Regional distributions and relative frequencies of the endocrine cells ... immunohistochemical Study on the Pancreatic Endocrine Cells of the C57BL/6 Mouse 333 34 Sasaki, M., Arai, T., Usui, T and Oki, Y Immunohistochemical, ultrastructural, and hormonal studies on the endocrine ... 3c) In the pancreatic duct regions, Fig Insulin-immunoreactive cells in the pancreas of the C57BL/6 mice; Most of immunoreactive cells were situated in the central to mantle regions of pancreatic...