title: [ELECTRON MICROSCOPIC STUDIES ON GERMINAL CENTER CELLS OF THE LYMPH NODE].
mesh_terms: D000818:Animals; D002467:Cell Nucleus; D004583:Electrons; D018858:Germinal Center; D006168:Guinea Pigs; D008198:Lymph Nodes; D008214:Lymphocytes; D008853:Microscopy; D008854:Microscopy, Electron; D012106:Research
keywords: CELL NUCLEUS; EXPERIMENTAL LAB STUDY; GUINEA PIGS; LYMPH NODES; LYMPHOCYTES; MICROSCOPY, ELECTRON