Structure and Function of the Immune System in Vertebrates -- Ontogeny and the Development of Cells Mediating Innate and Adaptive Immunity -- Phenotypic Characteristics of Neonatal B Cells -- Molecular Characteristics of the Neonatal B-Cell Repertoire -- Genetically Programmed Temporal Ordered Activation of Neonatal B-Cell Clones -- Antibody Responses in Fetuses and Newborns -- Effect of Matern…