| human infection with wuchereria bancrofti in matara, sri lanka: the use, in parallel, of an elisa to detect filaria-specific igg4 in urine and of ict card tests to detect filarial antigen in whole blood. | the ict card test to detect circulating filarial antigen and an elisa that detects filaria-specific urinary igg(4) were each used to screen 473 subjects from a community in sri lanka where wuchereria bancrofti is endemic. when the ict test was used as the gold standard, the elisa was found to have a sensitivity of 91.2%. however, far more of the subjects were found elisa-positive than ict-positive (76.5% v. 31.1%). the youngest children studied (aged 1-10 years) were similar to the adult subject ... | 2003 | 12803873 |