title: Cellular events during the primary immune response in the spleen. A fluorescence- light- and electronmicroscopic study in germfree mice.
mesh_terms: D000818:Animals; D001402:B-Lymphocytes; D005260:Female; D007114:Immunization; D008264:Macrophages; D008297:Male; D051379:Mice; D008854:Microscopy, Electron; D008856:Microscopy, Fluorescence; D010950:Plasma Cells; D012756:Sheep / Q000276:immunology; D013154:Spleen / Q000276:immunology* / Q000473:pathology; D013601:T-Lymphocytes; D013997:Time Factors