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  <controlfield tag="003">BR-BrBNA</controlfield>
  <controlfield tag="005">20240524140957.0</controlfield>
  <controlfield tag="008">240524b2016    bl.mr|pooa||| 00| 0 eng |</controlfield>
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    <subfield code="a">BR-BrBNA</subfield>
    <subfield code="b">eng</subfield>
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    <subfield code="a">L73</subfield>
    <subfield code="b">5400</subfield>
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    <subfield code="a">Makino, Herica </subfield>
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    <subfield code="a">Sousa, Val&#xE9;ria R&#xE9;gia Franco </subfield>
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    <subfield code="a">Fujimori, Mahyumi </subfield>
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    <subfield code="a">Rodrigues, Juliana Yuki </subfield>
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    <subfield code="a">Dias, Alvaro Felipe Lima Ruy </subfield>
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    <subfield code="a">Dutra, Val&#xE9;ria </subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Nakazato, Luciano </subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Almeida, Arleana do Bom Parto Ferreira de </subfield>
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  <datafield tag="245" ind1=" " ind2=" ">
    <subfield code="a">Ehrlichia canis detection in dogs from V&#xE1;rzea Grande: a comparative analysis of blood and bone marrow samples</subfield>
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  <datafield tag="500" ind1=" " ind2=" ">
    <subfield code="a">Publica&#xE7;&#xE3;o on-line; 21 ref.; 2 tables; Sumaries (En, Pt)</subfield>
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ABSTRACT - The objective of this study was to compare the DNA detection of Ehrlichia canis in blood and bone marrow to determine the prevalence of the agent in V&#xE1;rzea Grande, Mato Grosso. Blood samples and bone marrow from 80 dogs of both sexes, different breeds and age, were collected and processed for a cross-sectional study performed using nested PCR. Of the 80 dogs, 61 (76.3%) had E. canis DNA in one of the samples. The buffy coat was positive in 42 dogs (52.5%) and the bone marrow was positive in 33 (41.3%). There was no significant association between the positive biological samples of either the buffy coat or bone marrow and the presence or absence of clinical signs (P=0.49). No risk factor was associated with infection in the studied area. The bone marrow samples were efficient for the molecular diagnosis of canine ehrlichiosis, particularly when there was a negative blood sample, although infection was present.

Key words: canine ehrlichiosis, diagnosis, nested PCR, biological samples.</subfield>
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  <datafield tag="520" ind1=" " ind2=" ">
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RESUMO - Este trabalho teve por objetivo comparar a detec&#xE7;&#xE3;o de DNA de Ehrlichia canis em amostras de sangue e medula &#xF3;ssea, al&#xE9;m de determinar a ocorr&#xEA;ncia do agente em V&#xE1;rzea Grande, Mato Grosso. Amostras de sangue e medula &#xF3;ssea de 80 c&#xE3;es, de ambos os sexos, diferentes ra&#xE7;as e idade, foram coletados em estudo seccional e processados para realiza&#xE7;&#xE3;o de nested PCR. Dos 80 c&#xE3;es, 61 (76,3%) apresentaram DNA de E. canis em uma das amostras pesquisadas. A capa leucocit&#xE1;ria foi positiva em 42 (52,5%) e a medula &#xF3;ssea em 33 (41,3%). N&#xE3;o foi observada associa&#xE7;&#xE3;o significativa com a positividade das amostras biol&#xF3;gicas, sangue ou medula &#xF3;ssea, e a presen&#xE7;a ou aus&#xEA;ncia de sinais cl&#xED;nicos (P=0,49). Nenhum fator de risco foi associado &#xE0; infec&#xE7;&#xE3;o na &#xE1;rea pesquisada. A amostra de medula &#xF3;ssea mostrou-se bom s&#xED;tio para o diagn&#xF3;stico molecular da erliquiose canina, principalmente quando da infec&#xE7;&#xE3;o com negatividade da amostra sangu&#xED;nea.

Palavras-chave: erliquiose canina, diagn&#xF3;stico, nested PCR, amostra biol&#xF3;gica.</subfield>
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    <subfield code="a">C&#xC3;O</subfield>
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    <subfield code="a">DOEN&#xC7;A ANIMAL</subfield>
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    <subfield code="a">BACT&#xC9;RIA</subfield>
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    <subfield code="a">DIAGN&#xD3;STICO</subfield>
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    <subfield code="a">VETERIN&#xC1;RIA</subfield>
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  <datafield tag="773" ind1="0" ind2=" ">
    <subfield code="0">2408</subfield>
    <subfield code="9">314896</subfield>
    <subfield code="d">Santa Maria-RS Universidade Federal de Santa Maria - Centro de Ci&#xEA;ncias Rurais 1991</subfield>
    <subfield code="o">2024-1147</subfield>
    <subfield code="t">Ci&#xEA;ncia Rural (Brazil)</subfield>
    <subfield code="x">0103-8478</subfield>
    <subfield code="g">v. 46(2) p. 310-314; (2016)</subfield>
    <subfield code="w">BR2024000975</subfield>
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  <datafield tag="856" ind1=" " ind2=" ">
    <subfield code="u">https://www.scielo.br/j/cr/a/5RFCmXwRPq9j36d5NJwpPWN/?format=pdf&amp;lang=en</subfield>
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  <datafield tag="942" ind1=" " ind2=" ">
    <subfield code="c">Anal&#xED;tica</subfield>
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  <datafield tag="999" ind1=" " ind2=" ">
    <subfield code="c">299769</subfield>
    <subfield code="d">299769</subfield>
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