| prevalence of hiv and treponema pallidum infections in pregnant women in campinas and their association with socio-demographic factors. | the anonymous seroprevalence of hiv and syphilis was studied by collecting umbilical cord blood samples from 5,815 women who gave birth in campinas' hospitals throughout a six-month period. elisa and western blot were used for hiv, and vdrl and tpha for treponema pallidum screening. while maintaining the anonymity of the women, information was recorded on the hospital of origin, divided into university (public) and private hospitals, as well as on the form of payment (social security, private in ... | 1996 | 9077020 |
| [prevalence, risk factors and genetic characterization of human t-cell lymphotropic virus types 1 and 2 in patients infected with human immunodeficiency virus type 1 in the cities of ribeirão preto and são paulo]. | the aim of this study was to define the prevalence of human t cell lymphotropic virus types 1 and 2 in patients who were positive for human immunodeficiency virus type 1 in the state of são paulo, brazil. we evaluated 319 individuals infected with hiv type 1 who were attended at specialized clinics in two cities (ribeirão preto and são paulo). the patients were interviewed and tested for antibodies against htlv types 1 and 2 (orthoâ htlv-1/htlv-2 ab-capture enzyme immunoassay). direct dna sequen ... | 2009 | 19684973 |
| neuroinfection survey at a neurological ward in a brazilian tertiary teaching hospital. | this study was undertaken to characterize the neuroinfection profile in a tertiary neurological ward. | 2011 | 21808869 |