Takizawa, Masahiro Role of tonsillar IgD+CD27+ memory B cells in humoral immunity against pneumococcal infection. [electronic resource] - Human immunology Dec 2006 - 966-75 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 0198-8859 Standard No.: 10.1016/j.humimm.2006.10.008 doi Subjects--Topical Terms: AdolescentAdultAntibody Affinity--immunologyAntibody FormationB-Lymphocytes--immunologyFemaleHumansImmunoglobulin D--biosynthesisImmunoglobulin M--biosynthesisImmunologic MemoryMaleMiddle AgedPalatine Tonsil--immunologyPneumococcal Infections--immunologySomatic Hypermutation, Immunoglobulin--immunologyTumor Necrosis Factor Receptor Superfamily, Member 7--immunology