title: Lacunar defects in immunity.
mesh_terms: D000907:Antibodies, Bacterial / Q000096:biosynthesis; D000917:Antibody Formation; D001424:Bacterial Infections / Q000276:immunology; D002648:Child; D006801:Humans; D007153:Immunologic Deficiency Syndromes / Q000276:immunology*; D007223:Infant
chemical_list: D000907:Antibodies, Bacterial