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The dipstick dye immunoassay (DDIA), developed in China for the detection of antibodies against Schistosoma japonicum, relies on soluble egg antigen (SEA) labelled with a colloidal dye. This assay is not only rapid, simple and inexpensive, but also particularly useful for screening in the field. In order to determine whether S. japonicum antigens are sufficiently cross-reactive to make the assay applicable...
Parasitological techniques (stool examination and/or urine filtration) are still the diagnosis of choice in national schistosomiasis control programmes the world over. However, the success of current control efforts, mainly due to the large-scale administration of praziquantel, emphasises the need for a more sensitive approach. In addition, microscopy is labour-intensive and time-consuming, while...
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