title: Immunodeficiency and allergy.
mesh_terms: D000818:Animals; D000941:Antigens / Q000276:immunology; D000956:Antigens, Viral; D002908:Chronic Disease; D006801:Humans; D006967:Hypersensitivity / Q000209:etiology* / Q000628:therapy; D006969:Hypersensitivity, Immediate / Q000209:etiology / Q000235:genetics / Q000276:immunology / Q000517:prevention & control; D017098:IgA Deficiency; D007105:Immune Complex Diseases / Q000209:etiology; D007070:Immunoglobulin A / Q000032:analysis; D007153:Immunologic Deficiency Syndromes / Q000150:complications*; D007167:Immunotherapy / Q000009:adverse effects; D007223:Infant; D007231:Infant, Newborn; D011446:Prospective Studies; D012463:Saliva / Q000032:analysis; D012995:Solubility
chemical_list: D000941:Antigens; D000956:Antigens, Viral; D007070:Immunoglobulin A