| seroprevalence of human herpesvirus 6 infection in brazilian and japanese populations in the north-east of brazil. | the seroprevalence of human herpesvirus 6 (hhv-6) infection was examined for 434 brazilians and 250 japanese immigrants living in recife and its vicinity, in the north-east of brazil. a total of 684 sera from the healthy individuals were screened for igg antibodies to hhv-6 by anticomplement immunofluorescence (acif) test. the seropositivity rate to hhv-6 showed little difference between the two groups: namely, it was 76.5% for brazilians and 77.2% for japanese immigrants. the seropositivity rat ... | 1991 | 1663574 |
| cytomegalovirus, human herpesvirus 6 and human t cell leukemia virus infection in renal transplanted patients in the northeast of brazil. | the seroprevalence of antibodies against cytomegalovirus (cmv), human herpesvirus 6 (hhv-6) and human t cell leukemia virus type 1 (htlv-1), determined by elisa and by fluorescence in 54 renal transplanted patients, was 96.2%, 88.8% and 11.1%, respectively. these values are relatively high when compared with the results obtained for healthy individuals of the same age groups from recife, northeastern brazil. active cmv infection was detected by the presence of igm antibodies and/or virus isolati ... | 1993 | 8268822 |