<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>2448-6132</journal-id>
<journal-title><![CDATA[Abanico veterinario]]></journal-title>
<abbrev-journal-title><![CDATA[Abanico vet]]></abbrev-journal-title>
<issn>2448-6132</issn>
<publisher>
<publisher-name><![CDATA[Sergio Martínez González]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2448-61322021000100118</article-id>
<article-id pub-id-type="doi">10.21929/abavet2021.26</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Presencia de Chlamydia abortus en cabras con historial de abortos en México]]></article-title>
<article-title xml:lang="en"><![CDATA[Presence of Chlamydia abortus in goats with a history of abortions in Mexico]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sánchez-Rocha]]></surname>
<given-names><![CDATA[Liliana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Arellano-Reynoso]]></surname>
<given-names><![CDATA[Beatriz]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández-Castro]]></surname>
<given-names><![CDATA[Rigoberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Palomares-Resendiz]]></surname>
<given-names><![CDATA[Gabriela]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Barradas-Piña]]></surname>
<given-names><![CDATA[Francisco]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Díaz-Aparicio]]></surname>
<given-names><![CDATA[Efrén]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Nacional Autónoma de México Facultad de Medicina Veterinaria y Zootecnia ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Hospital General &#8220;Dr. Manuel Gea González&#8221; Departamento de Ecología de Agentes Patógenos ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Instituto Nacional de Investigaciones Forestales, Agrícolas y Pecuarias  ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Instituto Nacional de Investigaciones Forestales, Agrícolas y Pecuarias  ]]></institution>
<addr-line><![CDATA[ Veracruz]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2021</year>
</pub-date>
<volume>11</volume>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2448-61322021000100118&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2448-61322021000100118&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2448-61322021000100118&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN: Chlamydia abortus causa abortos o nacimientos prematuros en rumiantes; adicionalmente, es una zoonosis que puede causar abortos o neumonías en personas que tienen contacto con animales enfermos o sus secreciones. El objetivo de este estudio fue aislar C. abortus de cabras mexicanas con historial de aborto y de cabras recién paridas con antecedentes de abortos; se recolectaron 186 muestras de 49 rebaños, en los estados de Coahuila, Jalisco, Puebla, Veracruz y Querétaro. El aislamiento bacteriano de las muestras clínicas fue realizado utilizando la línea celular de fibroblastos de ratón L929 y la identificación molecular se logró mediante la amplificación de un fragmento de 342 pb correspondiente a la región 16S-23S espaciador intergénico ribosomal RNA. Los productos de amplificación se secuenciaron y se compararon con la base de datos GenBank. El aislamiento identificó el 23.1% de las muestras y la PCR identificó el 9.6% como positivas. La búsqueda de homologías reveló una identidad del 100% con Chlamydia abortus EF486854, U76710, U68444, entre otras. La presencia de C. abortus se confirmó en cabras con antecedentes de aborto en México mediante aislamiento bacteriano, PCR y secuenciación. Estos hallazgos sugieren que C. abortus jugó un papel sustancial en cabras con antecedentes de aborto en México.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT: Chlamydia abortus causes a series of reproductive disorders in ruminants, including abortions, premature births and stillbirths. Additionally, as a zoonosis, it can cause miscarriages or pneumonia in people who come in contact with sick animals or their secretions. The objective of this study was to isolate C. abortus from Mexican goats with a history of abortion and from recently parturient goats with a history of abortion; 186 samples were collected from 49 herds in the states of Coahuila, Jalisco, Puebla, Veracruz and Querétaro. Bacterial isolation of the clinical samples was performed using the mouse fibroblast cell line L929 and molecular identification was achieved by amplification of a 342 bp fragment corresponding to the 16S-23S ribosomal intergenic spacer RNA region. The amplification products were sequenced and compared with the GenBank database. Isolation identified 23.1% of the samples and PCR identified 9.6% as positive. Homology search revealed 100% identity with Chlamydia abortus EF486854, U76710, U68444, among others. The presence of C. abortus was confirmed in goats with a history of abortion in Mexico by bacterial isolation, PCR and sequencing. These findings suggest that C. abortus played a substantial role in goats with a history of abortion in Mexico.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Chlamydia abortus]]></kwd>
<kwd lng="es"><![CDATA[caprinos]]></kwd>
<kwd lng="es"><![CDATA[abortos]]></kwd>
<kwd lng="es"><![CDATA[México]]></kwd>
<kwd lng="en"><![CDATA[Chlamydia abortus]]></kwd>
<kwd lng="en"><![CDATA[goats]]></kwd>
<kwd lng="en"><![CDATA[abortions]]></kwd>
<kwd lng="en"><![CDATA[Mexico]]></kwd>
<kwd lng="en"><![CDATA[chlamydiosis]]></kwd>
</kwd-group>
</article-meta>
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