Architecture of the Lymph Node with Regard to Its Function.- The Deep Cortex of the Lymph Node: Morphological Variations and Functional Aspects.- Differences Between Lymph Node Structure and Function in Normal and Athymic Rats.- Structure and Function of High Endothelial Postcapillary Venules in Lymphocyte Circulation.- Germinal Center Reaction and B Lymphocytes: Morphology and Function.- T Lymphocytes in Non-neoplastic Lymph Nodes.- The Plasmacytoid T Cell or Plasmacytoid Monocyte — A Sessile Lymphoid Cell with Unique Immunophenotype and Unknown Function, Still Awaiting Lineage Affiliation.- Accessory Cells in Normal Human and Rodent Lymph Nodes: Morphology, Phenotype, and Functional Implications.- Macrophages in Different Compartments of the Non-neoplastic Lymph Node.- Phenotypic Characterization of Macrophages in Non-neoplastic Lymph Nodes.- Immunoelectron-microscopic Investigations of Lymph Nodes.