Specific IgG and IgA Antibody Reactivities in Sera of Children by Enzyme-Linked Immunoassay and Comparison With Giardia duodenalis Diagnosis in Feces.
Flávia Thamiris Figueiredo PachecoSilvia Souza de CarvalhoSamara Alves SantosGisele Maria Trindade das ChagasMariana Conceição SantosJéssica Gleide Souza SantosHugo da Costa-Ribeiro JúniorTereza Cristina Medrado RibeiroÂngela Peixoto de MattosMaria Aparecida GomesNeci Matos SoaresMárcia Cristina Aquino TeixeiraPublished in: Annals of laboratory medicine (2021)
The higher frequency of specific antibody reactivity compared with G. duodenalis diagnosis in feces could reflect continuous exposure of children to G. duodenalis infection, resulting in long-lasting immunological memory and/or cross-reactivity with other intestinal amoebas.