| seroprevalence of astrovirus types 1 and 6 in london, determined using recombinant virus antigen. | we have developed a microimmunofluorescence test (if) which uses cells infected with a recombinant baculovirus which expresses the capsid proteins of astrovirus types 1 or 6. the if test was sensitive and specific and the results for human astrovirus type 1 (hast-1) were comparable to those obtained by immune electronmicroscopy and radioimmunoassay. application of the test to a panel of 273 sera collected from patients and staff at two childrens hospitals in london showed that over 50% of the po ... | 1996 | 8760964 |