title: Immunohistochemical observations on lymphoid tissues from conventional and germ-free mice.
mesh_terms: D000818:Animals; D000831:Animals, Newborn; D005455:Fluorescent Antibody Technique; D005856:Germ-Free Life; D006651:Histocytochemistry; D007122:Immunoelectrophoresis; D007074:Immunoglobulin G / Q000032:analysis; D007075:Immunoglobulin M / Q000032:analysis; D007413:Intestinal Mucosa / Q000276:immunology; D007422:Intestines / Q000276:immunology; D008198:Lymph Nodes / Q000276:immunology; D008221:Lymphoid Tissue / Q000276:immunology*; D051379:Mice; D013154:Spleen / Q000276:immunology*
chemical_list: D007074:Immunoglobulin G; D007075:Immunoglobulin M