Reciprocal change with age in antibody to extrinsic and intrinsic antigens.
D000328:Adult; D000368:Aged; D000375:Aging; D000906:Antibodies / Q000032:analysis; D000974:Antibodies, Antinuclear; D000917:Antibody Formation; D000941:Antigens; D001323:Autoantibodies; D001327:Autoimmune Diseases; D005260:Female; D005455:Fluorescent Antibody Technique; D006386:Hemagglutination Tests; D006801:Humans; D007075:Immunoglobulin M; D007962:Leukocytes; D008297:Male; D008875:Middle Aged; D012475:Salmonella; D012737:Sex Factors
D000906:Antibodies; D000974:Antibodies, Antinuclear; D000941:Antigens; D001323:Autoantibodies; D007075:Immunoglobulin M