<?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>0026-1742</journal-id>
<journal-title><![CDATA[Revista de la Facultad de Medicina (México)]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. Fac. Med. (Méx.)]]></abbrev-journal-title>
<issn>0026-1742</issn>
<publisher>
<publisher-name><![CDATA[Universidad Nacional Autónoma de México, Facultad de Medicina]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0026-17422017000600007</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[El papel de los gatos en la toxoplasmosis. Realidades y responsabilidades]]></article-title>
<article-title xml:lang="en"><![CDATA[The role of cats in toxoplasmosis. Reality and responsibility]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rivera Fernández]]></surname>
<given-names><![CDATA[Norma]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[García Dávila]]></surname>
<given-names><![CDATA[Paola]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,UNAM Facultad de Medicina Departamento de Microbiología y Parasitología]]></institution>
<addr-line><![CDATA[Ciudad de Mexico ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2017</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2017</year>
</pub-date>
<volume>60</volume>
<numero>6</numero>
<fpage>7</fpage>
<lpage>18</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0026-17422017000600007&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0026-17422017000600007&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0026-17422017000600007&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen El agente causal de la toxoplasmosis es el parásito apicomplexa Toxoplasma gondii, el cual puede causar enfermedad grave e incluso la muerte en los pacientes inmunocomprometidos. Los félidos son los hospederos definitivos del parásito y los únicos que liberan en sus heces ooquistes que contaminan el ambiente; sin embargo, adquirir toxoplasmosis a través del contacto directo con los gatos es poco probable ya que el ooquiste no es infectante cuando es liberado en las heces del gato hasta pasados, en promedio, 5 días de haber permanecido en el ambiente. Por otra parte, la inmunidad que se genera en los gatos a causa de una infección por T. gondii los protege, la mayoría de las veces, contra reinfecciones. En esta revisión se aborda la importancia de la contaminación ambiental por ooquistes de T. gondii, y su impacto en la salud pública, así como las medidas de control necesarias para disminuireste problema.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract The causal agent of toxoplasmosis is the apicomplexa parasite Toxoplasma gondii, which can be the cause of a severe disease or even death on immunocompromised patients. Felids are their definitive hosts and the only ones who release oocysts in their feces, which contaminate the environment. Nevertheless, acquiring toxoplasmosis through direct contact with cats is unlikely since the oocyst is not infective when eliminated in cat feces, until up to five days after being released to the environment. On the other hand, the immunity that T. gondii generates in cats after a primary infection usually protects them against reinfections. This review discusses the importance of the ecological contamination by T. gondii oocysts and its impact on public health as well as the control measures to reduce this problem.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Gatos]]></kwd>
<kwd lng="es"><![CDATA[toxoplasma]]></kwd>
<kwd lng="es"><![CDATA[ooquistes]]></kwd>
<kwd lng="en"><![CDATA[Cats]]></kwd>
<kwd lng="en"><![CDATA[toxoplasma]]></kwd>
<kwd lng="en"><![CDATA[oocysts]]></kwd>
</kwd-group>
</article-meta>
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