title: Intestinal structure in relation to absorption.
mesh_terms: D000818:Animals; D002462:Cell Membrane / Q000648:ultrastructure; D002467:Cell Nucleus / Q000648:ultrastructure; D004721:Endoplasmic Reticulum / Q000648:ultrastructure; D004847:Epithelial Cells; D004848:Epithelium / Q000648:ultrastructure; D006056:Golgi Apparatus / Q000648:ultrastructure; D006168:Guinea Pigs; D006801:Humans; D007082:Ileum / Q000648:ultrastructure; D007408:Intestinal Absorption; D007413:Intestinal Mucosa / Q000098:blood supply / Q000648:ultrastructure*; D007421:Intestine, Small / Q000502:physiology / Q000648:ultrastructure*; D007583:Jejunum / Q000648:ultrastructure; D008247:Lysosomes / Q000648:ultrastructure; D051379:Mice; D008854:Microscopy, Electron; D008855:Microscopy, Electron, Scanning; D008928:Mitochondria / Q000648:ultrastructure; D009940:Organoids / Q000648:ultrastructure