title: Postcapillary venule in rabbit tonsil and entry of lymphocytes into its endothelium: a scanning and transmission electron microscope study.
mesh_terms: D000818:Animals; D004727:Endothelium / Q000648:ultrastructure; D008214:Lymphocytes / Q000648:ultrastructure*; D008297:Male; D008833:Microcirculation / Q000648:ultrastructure; D008855:Microscopy, Electron, Scanning; D014066:Palatine Tonsil / Q000098:blood supply* / Q000648:ultrastructure; D011817:Rabbits; D014680:Veins / Q000648:ultrastructure