Rabies laboratory diagnosis: peculiar features of samples from equine origin
Autor(a) principal: | |
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Data de Publicação: | 2000 |
Outros Autores: | , , , , , , |
Tipo de documento: | Artigo |
Idioma: | eng |
Título da fonte: | Brazilian Journal of Microbiology |
Texto Completo: | http://old.scielo.br/scielo.php?script=sci_arttext&pid=S1517-83822000000100017 |
Resumo: | Rabies laboratory diagnosis is performed by using microscopic examination for Negri bodies (MEN), fluorescent-antibody test (FAT) and mouse inoculation test (MIT). In the majority of cases, when specimens are properly collected and conserved and the laboratory worker has good experience, agreement among employed techniques is verified. Comparing the sensitivity of these three diagnosis techniques in 3,713 samples (hippocampus and brain stem) received during 1981-1994 period, being 3,010 from bovine (983 positives) and 703 from equine (111 positives) species, it was observed that in equine rabid samples, this agreement was not maintained. For the latter specie, only in few opportunities the Negri bodies could be observed. With respect to FAT, the test detected a lower porcentage of positive equine samples compared to bovine species. Statistical analysis demonstrated that the difference was significative. Mouse inoculation test proved to be more sensitive. However, a significant difference in mice incubation period was observed for samples from both species. The absence of inclusion bodies and the longer incubation period for equine samples suggest that rabies pathogenesis studies for equine species have to be intensified. |
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Brazilian Journal of Microbiology |
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Rabies laboratory diagnosis: peculiar features of samples from equine originequine rabieslaboratory diagnosisRabies laboratory diagnosis is performed by using microscopic examination for Negri bodies (MEN), fluorescent-antibody test (FAT) and mouse inoculation test (MIT). In the majority of cases, when specimens are properly collected and conserved and the laboratory worker has good experience, agreement among employed techniques is verified. Comparing the sensitivity of these three diagnosis techniques in 3,713 samples (hippocampus and brain stem) received during 1981-1994 period, being 3,010 from bovine (983 positives) and 703 from equine (111 positives) species, it was observed that in equine rabid samples, this agreement was not maintained. For the latter specie, only in few opportunities the Negri bodies could be observed. With respect to FAT, the test detected a lower porcentage of positive equine samples compared to bovine species. Statistical analysis demonstrated that the difference was significative. Mouse inoculation test proved to be more sensitive. However, a significant difference in mice incubation period was observed for samples from both species. The absence of inclusion bodies and the longer incubation period for equine samples suggest that rabies pathogenesis studies for equine species have to be intensified.Sociedade Brasileira de Microbiologia2000-03-01info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersiontext/htmlhttp://old.scielo.br/scielo.php?script=sci_arttext&pid=S1517-83822000000100017Brazilian Journal of Microbiology v.31 n.1 2000reponame:Brazilian Journal of Microbiologyinstname:Sociedade Brasileira de Microbiologia (SBM)instacron:SBM10.1590/S1517-83822000000100017info:eu-repo/semantics/openAccessPeixoto,Zélia M.P.Cunha,Elenice M. SequetinSacramento,Débora R.V.Souza,M. Conceição A.M.Silva,Luzia H. Queiroz daGermano,Pedro LealKroeff,Suzana S.Kotait,Ivaneteeng2000-08-25T00:00:00Zoai:scielo:S1517-83822000000100017Revistahttps://www.scielo.br/j/bjm/ONGhttps://old.scielo.br/oai/scielo-oai.phpbjm@sbmicrobiologia.org.br||mbmartin@usp.br1678-44051517-8382opendoar:2000-08-25T00:00Brazilian Journal of Microbiology - Sociedade Brasileira de Microbiologia (SBM)false |
dc.title.none.fl_str_mv |
Rabies laboratory diagnosis: peculiar features of samples from equine origin |
title |
Rabies laboratory diagnosis: peculiar features of samples from equine origin |
spellingShingle |
Rabies laboratory diagnosis: peculiar features of samples from equine origin Peixoto,Zélia M.P. equine rabies laboratory diagnosis |
title_short |
Rabies laboratory diagnosis: peculiar features of samples from equine origin |
title_full |
Rabies laboratory diagnosis: peculiar features of samples from equine origin |
title_fullStr |
Rabies laboratory diagnosis: peculiar features of samples from equine origin |
title_full_unstemmed |
Rabies laboratory diagnosis: peculiar features of samples from equine origin |
title_sort |
Rabies laboratory diagnosis: peculiar features of samples from equine origin |
author |
Peixoto,Zélia M.P. |
author_facet |
Peixoto,Zélia M.P. Cunha,Elenice M. Sequetin Sacramento,Débora R.V. Souza,M. Conceição A.M. Silva,Luzia H. Queiroz da Germano,Pedro Leal Kroeff,Suzana S. Kotait,Ivanete |
author_role |
author |
author2 |
Cunha,Elenice M. Sequetin Sacramento,Débora R.V. Souza,M. Conceição A.M. Silva,Luzia H. Queiroz da Germano,Pedro Leal Kroeff,Suzana S. Kotait,Ivanete |
author2_role |
author author author author author author author |
dc.contributor.author.fl_str_mv |
Peixoto,Zélia M.P. Cunha,Elenice M. Sequetin Sacramento,Débora R.V. Souza,M. Conceição A.M. Silva,Luzia H. Queiroz da Germano,Pedro Leal Kroeff,Suzana S. Kotait,Ivanete |
dc.subject.por.fl_str_mv |
equine rabies laboratory diagnosis |
topic |
equine rabies laboratory diagnosis |
description |
Rabies laboratory diagnosis is performed by using microscopic examination for Negri bodies (MEN), fluorescent-antibody test (FAT) and mouse inoculation test (MIT). In the majority of cases, when specimens are properly collected and conserved and the laboratory worker has good experience, agreement among employed techniques is verified. Comparing the sensitivity of these three diagnosis techniques in 3,713 samples (hippocampus and brain stem) received during 1981-1994 period, being 3,010 from bovine (983 positives) and 703 from equine (111 positives) species, it was observed that in equine rabid samples, this agreement was not maintained. For the latter specie, only in few opportunities the Negri bodies could be observed. With respect to FAT, the test detected a lower porcentage of positive equine samples compared to bovine species. Statistical analysis demonstrated that the difference was significative. Mouse inoculation test proved to be more sensitive. However, a significant difference in mice incubation period was observed for samples from both species. The absence of inclusion bodies and the longer incubation period for equine samples suggest that rabies pathogenesis studies for equine species have to be intensified. |
publishDate |
2000 |
dc.date.none.fl_str_mv |
2000-03-01 |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article |
dc.type.status.fl_str_mv |
info:eu-repo/semantics/publishedVersion |
format |
article |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S1517-83822000000100017 |
url |
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S1517-83822000000100017 |
dc.language.iso.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
10.1590/S1517-83822000000100017 |
dc.rights.driver.fl_str_mv |
info:eu-repo/semantics/openAccess |
eu_rights_str_mv |
openAccess |
dc.format.none.fl_str_mv |
text/html |
dc.publisher.none.fl_str_mv |
Sociedade Brasileira de Microbiologia |
publisher.none.fl_str_mv |
Sociedade Brasileira de Microbiologia |
dc.source.none.fl_str_mv |
Brazilian Journal of Microbiology v.31 n.1 2000 reponame:Brazilian Journal of Microbiology instname:Sociedade Brasileira de Microbiologia (SBM) instacron:SBM |
instname_str |
Sociedade Brasileira de Microbiologia (SBM) |
instacron_str |
SBM |
institution |
SBM |
reponame_str |
Brazilian Journal of Microbiology |
collection |
Brazilian Journal of Microbiology |
repository.name.fl_str_mv |
Brazilian Journal of Microbiology - Sociedade Brasileira de Microbiologia (SBM) |
repository.mail.fl_str_mv |
bjm@sbmicrobiologia.org.br||mbmartin@usp.br |
_version_ |
1752122198776086528 |