Prevalence and molecular analysis of Anaplasma platys in dogs in Lara, Venezuela Prevalência e análise molecular de Anaplasma platys em cães da Venezuela

Blood specimens from clinically normal military dogs and their trainers, in Lara, Venezuela were screened for Anaplasma platys, A. phagocytophilum, or Ehrlichia ewingii using 16S rRNA PCR tests. Sixteen percent (7/43) of dog specimens were positive by A. platys PCR test followed by sequencing of the...

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Main Authors: Haibin Huang, Ahmet Unver, Miriam J. Perez, Nelson G. Orellana, Yasuko Rikihisa
Format: Article
Language:English
Published: Sociedade Brasileira de Microbiologia 2005-09-01
Series:Brazilian Journal of Microbiology
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1517-83822005000300002
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spelling doaj-83359a444de440028b7af277e52d59162020-11-25T01:22:11ZengSociedade Brasileira de MicrobiologiaBrazilian Journal of Microbiology1517-83821678-44052005-09-0136321121610.1590/S1517-83822005000300002Prevalence and molecular analysis of Anaplasma platys in dogs in Lara, Venezuela Prevalência e análise molecular de Anaplasma platys em cães da VenezuelaHaibin HuangAhmet UnverMiriam J. PerezNelson G. OrellanaYasuko RikihisaBlood specimens from clinically normal military dogs and their trainers, in Lara, Venezuela were screened for Anaplasma platys, A. phagocytophilum, or Ehrlichia ewingii using 16S rRNA PCR tests. Sixteen percent (7/43) of dog specimens were positive by A. platys PCR test followed by sequencing of the PCR products, and all human blood specimens [25] were negative. All specimens from these dogs and humans were PCR negative for E. ewingii or A. phagocytophilum. Twelve Rhipicephalus sanguineus ticks removed from these dogs were negative for A. platys by reverse transcription PCR test. Almost the entire 16S rRNA gene (1,364 bp) and groESL operon (1,646 bp) sequences of A. platys isolated from a dog were determined, revealing that both sequences were closely related to the sequences of an A. platys strain detected in R. sanguineus ticks from the Democratic Republic of Congo.<br>Amostras de sangue coletadas de cães clinicamente sadios pertencentes ao exército da Venezuela e de seus treinadores foram analisadas pela técnica de PCR 16S rRNA específica para Anaplasma platys, A. phagocytophilum ou Ehrlichia ewingii. Dezesseis por cento (7/43) dos cães foram positivos, enquanto que todas as amostras de origem humana [25] foram negativas para A. platys. Todas as amostras, tanto de humanos quanto de caninos, foram negativas para E. ewingii ou A. phagocytophilum. Doze carrapatos da espécie Rhipicephalus sanguineus, coletados dos cães, foram negativos para A. platys pelo teste de PCR de transcrição reversa. As seqüênciasquase inteiras do gene 16S rRNA (1.364 pb) e do operon groESL (1.646 pb) de A. platys isolado de um cão foram determinadas, revelando que ambas as seqüências estão estreitamente relacionadas às seqüências de A. platys detectadas em carrapatos R. sanguineus na República Democrática do Congo.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1517-8382200500030000216S rRNAgroESL operonAnaplasma platyscãesVenezuela16S rRNAgroESL operonAnaplasma platysdogsVenezuela
collection DOAJ
language English
format Article
sources DOAJ
author Haibin Huang
Ahmet Unver
Miriam J. Perez
Nelson G. Orellana
Yasuko Rikihisa
spellingShingle Haibin Huang
Ahmet Unver
Miriam J. Perez
Nelson G. Orellana
Yasuko Rikihisa
Prevalence and molecular analysis of Anaplasma platys in dogs in Lara, Venezuela Prevalência e análise molecular de Anaplasma platys em cães da Venezuela
Brazilian Journal of Microbiology
16S rRNA
groESL operon
Anaplasma platys
cães
Venezuela
16S rRNA
groESL operon
Anaplasma platys
dogs
Venezuela
author_facet Haibin Huang
Ahmet Unver
Miriam J. Perez
Nelson G. Orellana
Yasuko Rikihisa
author_sort Haibin Huang
title Prevalence and molecular analysis of Anaplasma platys in dogs in Lara, Venezuela Prevalência e análise molecular de Anaplasma platys em cães da Venezuela
title_short Prevalence and molecular analysis of Anaplasma platys in dogs in Lara, Venezuela Prevalência e análise molecular de Anaplasma platys em cães da Venezuela
title_full Prevalence and molecular analysis of Anaplasma platys in dogs in Lara, Venezuela Prevalência e análise molecular de Anaplasma platys em cães da Venezuela
title_fullStr Prevalence and molecular analysis of Anaplasma platys in dogs in Lara, Venezuela Prevalência e análise molecular de Anaplasma platys em cães da Venezuela
title_full_unstemmed Prevalence and molecular analysis of Anaplasma platys in dogs in Lara, Venezuela Prevalência e análise molecular de Anaplasma platys em cães da Venezuela
title_sort prevalence and molecular analysis of anaplasma platys in dogs in lara, venezuela prevalência e análise molecular de anaplasma platys em cães da venezuela
publisher Sociedade Brasileira de Microbiologia
series Brazilian Journal of Microbiology
issn 1517-8382
1678-4405
publishDate 2005-09-01
description Blood specimens from clinically normal military dogs and their trainers, in Lara, Venezuela were screened for Anaplasma platys, A. phagocytophilum, or Ehrlichia ewingii using 16S rRNA PCR tests. Sixteen percent (7/43) of dog specimens were positive by A. platys PCR test followed by sequencing of the PCR products, and all human blood specimens [25] were negative. All specimens from these dogs and humans were PCR negative for E. ewingii or A. phagocytophilum. Twelve Rhipicephalus sanguineus ticks removed from these dogs were negative for A. platys by reverse transcription PCR test. Almost the entire 16S rRNA gene (1,364 bp) and groESL operon (1,646 bp) sequences of A. platys isolated from a dog were determined, revealing that both sequences were closely related to the sequences of an A. platys strain detected in R. sanguineus ticks from the Democratic Republic of Congo.<br>Amostras de sangue coletadas de cães clinicamente sadios pertencentes ao exército da Venezuela e de seus treinadores foram analisadas pela técnica de PCR 16S rRNA específica para Anaplasma platys, A. phagocytophilum ou Ehrlichia ewingii. Dezesseis por cento (7/43) dos cães foram positivos, enquanto que todas as amostras de origem humana [25] foram negativas para A. platys. Todas as amostras, tanto de humanos quanto de caninos, foram negativas para E. ewingii ou A. phagocytophilum. Doze carrapatos da espécie Rhipicephalus sanguineus, coletados dos cães, foram negativos para A. platys pelo teste de PCR de transcrição reversa. As seqüênciasquase inteiras do gene 16S rRNA (1.364 pb) e do operon groESL (1.646 pb) de A. platys isolado de um cão foram determinadas, revelando que ambas as seqüências estão estreitamente relacionadas às seqüências de A. platys detectadas em carrapatos R. sanguineus na República Democrática do Congo.
topic 16S rRNA
groESL operon
Anaplasma platys
cães
Venezuela
16S rRNA
groESL operon
Anaplasma platys
dogs
Venezuela
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1517-83822005000300002
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