| transmission of yellow fever vaccine virus through breast-feeding - brazil, 2009. | in april, 2009, the state health department of rio grande do sul, brazil, was notified by the cachoeira do sul municipal health department of a case of meningoencephalitis requiring hospitalization in an infant whose mother recently had received yellow fever vaccine during a postpartum visit. the field epidemiology training program of the secretariat of surveillance in health of the brazilian ministry of health assisted state and municipal health departments with an investigation. this report su ... | 2010 | 20150888 |
| [finding of haemagogus (conopostegus) leucocelaenus (diptera: culicidae), in the municipality of porto alegre, state of rio grande do sul]. | in november 2006, an entomological investigation was carried out in a native forest in the municipality of porto alegre, state of rio grande do sul. the result was the capture of several culicidae species, including the first recording of the presence of haemagogus leucocelaenus in this locality. this species is considered to be a vector for the yellow fever virus in some municipalities of this state, and this was the motivation for the present communication, in order to warn regarding the poten ... | 2007 | 17876479 |
| isolations of yellow fever virus from haemagogus leucocelaenus in rio grande do sul state, brazil. | following howling monkey (alouatta caraya) deaths and yellow fever (yf) antigen detection by immunohistochemistry in the liver sample of a dead monkey in april and may 2001 in the municipalities of garruchos and santo antônio das missões, rio grande do sul state, brazil, epidemiological field investigations were initiated. two strains of yf virus were isolated in suckling mice from 23 haemagogus (conopostegus) leucocelaenus dyar & shannon mosquitoes collected from the study sites. the yf virus w ... | 2003 | 12892055 |
| isolation of yellow fever virus (yfv) from naturally infectied haemagogus (conopostegus) leucocelaenus (diptera, cukicudae) in são paulo state, brazil, 2009. | after detecting the death of howlers monkeys (genus alouatta) and isolation of yellow fever virus (yfv) in buri county, são paulo, brazil, an entomological research study in the field was started. a yfv strain was isolated from newborn swiss mice and cultured cells of aedes albopictus - c6/36, from a pool of six haemagogus (conopostegus) leucocelaenus (hg. leucocelaenus) mosquitoes (dyar & shannon) collected at the study site. virus rna fragment was amplified by rt-pcr and sequenced. the mcc tre ... | 2011 | 21755235 |
| adverse events following yellow fever immunization: report and analysis of 67 neurological cases in brazil. | neurological adverse events following administration of the 17dd substrain of yellow fever vaccine (yel-and) in the brazilian population are described and analyzed. based on information obtained from the national immunization program through passive surveillance or intensified passive surveillance, from 2007 to 2012, descriptive analysis, national and regional rates of yfv associated neurotropic, neurological autoimmune disease, and reporting rate ratios with their respective 95% confidence inte ... | 2014 | 24837504 |
| spatial distribution of arboviral mosquito vectors (diptera, culicidae) in vale do ribeira in the south-eastern brazilian atlantic forest. | mosquitoes are vectors of arboviruses that can cause encephalitis and hemorrhagic fevers in humans. aedes serratus (theobald), aedes scapularis (rondani) and psorophora ferox (von humboldt) are potential vectors of arboviruses and are abundant in vale do ribeira, located in the atlantic forest in the southeast of the state of são paulo, brazil. the objective of this study was to predict the spatial distribution of these mosquitoes and estimate the risk of human exposure to mosquito bites. result ... | 2012 | 22331150 |
| surveillance for yellow fever virus in non-human primates in southern brazil, 2001-2011: a tool for prioritizing human populations for vaccination. | in brazil, epizootics among new world monkey species may indicate circulation of yellow fever (yf) virus and provide early warning of risk to humans. between 1999 and 2001, the southern brazilian state of rio grande do sul initiated surveillance for epizootics of yf in non-human primates to inform vaccination of human populations. following a yf outbreak, we analyzed epizootic surveillance data and assessed yf vaccine coverage, timeliness of implementation of vaccination in unvaccinated human po ... | 2014 | 24625681 |
| yellow fever virus in haemagogus leucocelaenus and aedes serratus mosquitoes, southern brazil, 2008. | yellow fever virus (yfv) was isolated from haemagogus leucocelaenus mosquitoes during an epizootic in 2001 in the rio grande do sul state in southern brazil. in october 2008, a yellow fever outbreak was reported there, with nonhuman primate deaths and human cases. this latter outbreak led to intensification of surveillance measures for early detection of yfv and support for vaccination programs. we report entomologic surveillance in 2 municipalities that recorded nonhuman primate deaths. mosquit ... | 2010 | 21122222 |