<?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>0375-0760</journal-id>
<journal-title><![CDATA[Revista Cubana de Medicina Tropical]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Cubana Med Trop]]></abbrev-journal-title>
<issn>0375-0760</issn>
<publisher>
<publisher-name><![CDATA[Centro Nacional de Información de Ciencias Médicas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0375-07602022000200001</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Molecular detection of leptosipira in synanthropic and wild rodents from Villavicencio municipality, Colombia]]></article-title>
<article-title xml:lang="es"><![CDATA[Detección molecular de leptospiras en roedores del municipio de Villavicencio, Colombia]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sánchez-Lerma]]></surname>
<given-names><![CDATA[Liliana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rojas-Gulloso]]></surname>
<given-names><![CDATA[Andrés]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Contreras-Cogollo]]></surname>
<given-names><![CDATA[Verónica]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pavas-Escobar]]></surname>
<given-names><![CDATA[Norma]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Barajas-Pardo]]></surname>
<given-names><![CDATA[Diana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mattar-Velilla]]></surname>
<given-names><![CDATA[Salim]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Cooperativa de Colombia School of Medicine ]]></institution>
<addr-line><![CDATA[Villavicencio Meta]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Cooperativa de Colombia School of Medicine ]]></institution>
<addr-line><![CDATA[Santa Marta Magdalena]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad de Córdoba Institute of Biological Research of Tropic-IIBT ]]></institution>
<addr-line><![CDATA[Montería Córdoba]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>08</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>08</month>
<year>2022</year>
</pub-date>
<volume>74</volume>
<numero>2</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0375-07602022000200001&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0375-07602022000200001&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0375-07602022000200001&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction: Rodents are potential transmitters of Leptospira spp. In the municipality of Villavicencio, Colombia, leptospirosis is a disease that, although notifiable, is still underreported. In this region, rodent species that can host pathogenic leptospira remain unknown.  Objective: To detect the presence of Leptospira spp. through molecular analysis in rodents (Rodentia) from peri-urban and rural areas belonging to the municipality of Villavicencio in Colombia.  Methods:  Peri-urban and rural areas of the townships belonging to Villavicencio municipality were selected for sampling. These areas presented similar ecological conditions: they were near water bodies and peridomiciliary areas, and some of them included fields of agricultural crops. Rodents´ kidneys were removed and frozen in liquid nitrogen. DNA was extracted using a commercial kit and subsequently amplified through conventional polymerase chain reaction.  Results: The rodent species collected were: Rattus rattus, Mus musculus, Zygodontomys brevicauda, Oligoryzomys sp, Hylaeamys (formerly Oryzomys) and Proechimys cf. oconnelli. Leptospira DNA was amplified in six rodents and the purified amplicons were sent to Macrogen Inc. (Seoul, Korea) for sequencing. The alignment analysis of the sequenced products demonstrated 98.64% of coverage and identity with Leptospira interrogans.  Conclusions: This is the first study carried out on wild and synanthropic rodents in the municipality of Villavicencio. The incidence of leptospirosis raises the alarm due to the important role of these small mammals in the transmission of this zoonosis, which is considered the second cause, after dengue, of undifferentiated febrile illness in Villavicencio.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción: Los roedores son potenciales transmisores de Leptospira spp. En el municipio de Villavicencio, Colombia, la leptospirosis es una enfermedad que, aunque debe notificarse obligatoriamente, sigue subreportada. En esta región, algunas especies de roedores pueden ser reservorios de leptospiras patógenas, situación que se desconoce.  Objetivo:  Detectar la presencia de Leptospira spp. a través del análisis molecular en roedores (Rodentia) de áreas periurbanas y rurales del municipio de Villavicencio, Colombia.  Métodos: Para el trampeo se seleccionaron áreas periurbanas y rurales de las veredas pertenecientes al municipio de Villavicencio. Las áreas escogidas presentaban condiciones ecológicas similares: cerca de cuerpos de agua y áreas peridomiciliarias; algunas de ellas localizadas en campos de cultivos de la agricultura. Se extirparon los riñones de los roedores y se conservaron en nitrógeno líquido. Se extrajo el ADN usando un estuche comercial y posteriormente se amplificó mediante reacción en cadena de la polimerasa convencional.  Resultados: Las especies de roedores colectadas fueron: Rattus rattus, Mus musculus, Zygodontomys brevicauda, Oligoryzomys sp., Hylaeamys (ahora Oryzomys) y Proechimys oconnelli. El ADN de leptospira se amplificó en seis roedores y los amplicones purificados se enviaron a Macrogen Inc. (Seoul, Korea) para secuenciación. El análisis de alineamiento de los productos secuenciados demostró un 98,64 % de cobertura e identidad con Leptospira interrogans.  Conclusiones: Este es el primer estudio llevado a cabo en roedores silvestres y sinantrópicos en el municipio de Villavicencio. La incidencia de la leptospirosis genera una alarma con respecto a la importancia del papel de esos pequeños mamíferos en la transmisión de esta zoonosis, la cual es la segunda causa de los síndromes febriles indiferenciados en Villavicencio, después del dengue.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[rodents]]></kwd>
<kwd lng="en"><![CDATA[reservoirs]]></kwd>
<kwd lng="en"><![CDATA[pathogenic Leptospira]]></kwd>
<kwd lng="en"><![CDATA[Villavicencio]]></kwd>
<kwd lng="es"><![CDATA[roedores]]></kwd>
<kwd lng="es"><![CDATA[reservorios]]></kwd>
<kwd lng="es"><![CDATA[leptospiras patógenas]]></kwd>
<kwd lng="es"><![CDATA[Villavicencio]]></kwd>
</kwd-group>
</article-meta>
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