title: Ultrastructure of the enlargec cecum in germfree rats.
mesh_terms: D000818:Animals; D001419:Bacteria / Q000302:isolation & purification; D002432:Cecum / Q000166:cytology* / Q000382:microbiology; D002467:Cell Nucleus; D004847:Epithelial Cells; D005856:Germ-Free Life; D007413:Intestinal Mucosa / Q000166:cytology; D008247:Lysosomes; D008853:Microscopy; D008854:Microscopy, Electron; D008855:Microscopy, Electron, Scanning; D051381:Rats; D013242:Sterilization; D013559:Symbiosis