Nutrition and immune function.
D000818:Animals; D000917:Antibody Formation; D001424:Bacterial Infections / Q000150:complications / Q000276:immunology* / Q000378:metabolism; D001798:Blood Proteins; D002648:Child; D003165:Complement System Proteins; D006801:Humans; D007109:Immunity; D007111:Immunity, Cellular; D009748:Nutrition Disorders / Q000150:complications / Q000276:immunology*
D001798:Blood Proteins; D003165:Complement System Proteins