Serotonin as marker for the secretory granules in the pancreatic beta-cell.
D003594:Cytoplasmic Granules / Q000378:metabolism*; D006651:Histocytochemistry; D007328:Insulin / Q000378:metabolism; D000078790:Insulin Secretion; D007515:Islets of Langerhans / Q000166:cytology* / Q000378:metabolism; D012701:Serotonin / Q000378:metabolism*
D007328:Insulin; D012701:Serotonin