Nuclear differences between the argyrophil (Al) and non-argyrophil (A2) pancreatic A cells in the duck.
D000818:Animals; D059001:Aquatic Organisms; D004372:Ducks; D050416:Glucagon-Secreting Cells; D006652:Histological Techniques; D062312:Islands; D007515:Islets of Langerhans / Q000033:anatomy & histology*
ISLANDS OF LANGERHANS/anatomy and histology