title: Immunoelectron-microscopic characterization of lymphoid microenvironments in the lymph node and thymus.
mesh_terms: D000818:Animals; D001402:B-Lymphocytes / Q000648:ultrastructure; D001775:Blood Circulation; D002462:Cell Membrane / Q000648:ultrastructure; D004727:Endothelium / Q000648:ultrastructure; D008198:Lymph Nodes / Q000648:ultrastructure*; D008214:Lymphocytes / Q000648:ultrastructure*; D051379:Mice; D008806:Mice, Inbred AKR; D008810:Mice, Inbred C57BL; D008811:Mice, Inbred DBA; D008871:Microvilli / Q000648:ultrastructure; D013601:T-Lymphocytes / Q000648:ultrastructure; D013950:Thymus Gland / Q000648:ultrastructure*; D014699:Venules / Q000648:ultrastructure