Concentric lamellar arrangement of smooth-surfaced endoplasmic reticulum found in some gland cells.
D000818:Animals; D018871:Endoplasmic Reticulum, Smooth; D010179:Pancreas; D010902:Pituitary Gland; D010903:Pituitary Gland, Anterior
PANCREAS; PITUITARY GLAND, ANTERIOR