title: A light- and electron-microscopic study of bacterial invasion in Whipple's disease.
mesh_terms: D001419:Bacteria / Q000648:ultrastructure*; D001485:Basement Membrane / Q000382:microbiology / Q000648:ultrastructure; D006801:Humans; D007422:Intestines / Q000382:microbiology / Q000648:ultrastructure; D008854:Microscopy, Electron; D008061:Whipple Disease / Q000382:microbiology* / Q000473:pathology