title: Changes in ultrastructure of cells in the hepatopancreas of Crustacea during secretion.
mesh_terms: D000818:Animals; D002462:Cell Membrane; D003445:Crustacea; D004064:Digestive System / Q000166:cytology / Q000378:metabolism*; D004847:Epithelial Cells; D004848:Epithelium / Q000378:metabolism; D008854:Microscopy, Electron