title: Development of immune responses in human ontogeny.
mesh_terms: D000367:Age Factors; D000818:Animals; D000831:Animals, Newborn / Q000276:immunology*; D000917:Antibody Formation; D000937:Antigen-Antibody Reactions; D005333:Fetus / Q000276:immunology*; D006386:Hemagglutination Tests; D006801:Humans; D007136:Immunoglobulins / Q000096:biosynthesis; D007231:Infant, Newborn; D013552:Swine; D005719:gamma-Globulins / Q000096:biosynthesis*
chemical_list: D007136:Immunoglobulins; D005719:gamma-Globulins