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The effects of destruction of carbohydrate moieties of Echinococcus granulosus antigen by sodium periodate treatment, and/or blocking phosphorylcholine specific antibodies by the addition of free reagent, were investigated to improve sensitivity and specificity of enzyme-linked immunoabsorbent assay (ELISA) for diagnosis of hydatid disease. Sera were collected, in Uruguay and Sweden, from patients...
Eight commercially-available tests were compared for the diagnosis of Epstein-Barr virus (EBV)-associated infectious mononucleosis (IM). They consisted in four slide agglutination assays (one of them using horse erythrocytes and three of them latex beads coated with purified bovine erythrocyte antigen), in a classical Paul-Bunnell-Davidsohn (PBD) tube-test using sheep erythrocytes, and in three assays...