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1.
Rev Inst Med Trop Sao Paulo ; 48(1): 49-52, 2006.
Article in English | MEDLINE | ID: mdl-16547581

ABSTRACT

A total of 354 serum samples from inhabitants who frequent the Clinical Laboratory in Catalão, Goiás, in the central-western region of Brazil, were collected from June to August, 2002. The samples were evaluated by indirect immunofluorescence antibody tests and an enzyme linked immunosorbent assay in order to detect anti-Taenia solium metacestode IgG antibodies. Reactive and inconclusive samples were tested by Western blotting (WB). Considering WB as a confirmation, the frequency of antibodies in the serum samples of the above population was 11.3% (CI 5.09-17.51). The immunodominant bands most frequently recognized in WB were 64-68 kDa (97.5%) and 47-52 kDa (80%). The percentage of seropositivity to cysticercosis was significantly higher for individuals residing in areas without sewage systems (p < 0.0001). In conclusion, the results indicate a probable endemic situation of cysticercosis in this population. These results reinforce the urgent need for control and prevention measures to be taken by the local public health services.


Subject(s)
Antibodies, Helminth/blood , Cysticercosis/diagnosis , Immunoglobulin G/blood , Taenia solium/immunology , Adolescent , Adult , Animals , Blotting, Western , Brazil/epidemiology , Cysticercosis/epidemiology , Enzyme-Linked Immunosorbent Assay , Female , Fluorescent Antibody Technique, Indirect , Humans , Male , Middle Aged , Prevalence , Risk Factors
2.
Rev. Inst. Med. Trop. Säo Paulo ; 48(1): 49-52, Jan.-Feb. 2006. tab
Article in English | LILACS | ID: lil-423336

ABSTRACT

Um total de 354 amostras de soro de habitantes que freqüentaram o Laboratório Clínico em Catalão, Goiás, na região centro-oeste do Brasil, foram colhidas no período de junho a agosto de 2002. As amostras foram avaliadas pelo teste de imunofluorescência indireta e enzyme-linked immunosorbent assay (ELISA) com o objetivo de detectar anticorpos IgG anti-metacestódeo de Taenia solium. As amostras reativas e inconclusivas foram testadas pelo Western blotting (WB). Considerando WB como reação confirmatória, a freqüência de anticorpos nas amostras de soro da população estudada foi 11,3% (IC: 5,09 - 17,51). As bandas imunodominantes mais frequentemente reconhecidas no WB foram 64-68 kDa (97,5%) e 47-52 kDa (80%). A porcentagem de soropositividade para cisticercose foi significativamente maior nos indivíduos que residiam em áreas sem sistema de esgoto (p < 0,0001). Concluiu-se que os resultados indicam uma provável situação de endemicidade para cisticercose nesta população, reforçando a urgente necessidade de medidas de controle e prevenção que devem ser implantadas pelo serviço de saúde pública local.


Subject(s)
Adolescent , Adult , Animals , Female , Humans , Male , Middle Aged , Antibodies, Helminth/blood , Cysticercosis/diagnosis , Immunoglobulin G/blood , Taenia solium/immunology , Blotting, Western , Brazil/epidemiology , Cysticercosis/epidemiology , Enzyme-Linked Immunosorbent Assay , Fluorescent Antibody Technique, Indirect , Prevalence , Risk Factors
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