the main localization of met-enk-like immunoreactivity-containing nerve fibers and ganglion cell somas was as follows : a ) on the surface of ganglion cell somas , b ) among nerve fiber bundles in the connective tissue septum , c ) around blood vessels in the exocrine parenchyma , and d ) in the islet of langerhans .
C0228071
ganglion cell
C0017067
ganglion