<?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>1665-1456</journal-id>
<journal-title><![CDATA[Biotecnia]]></journal-title>
<abbrev-journal-title><![CDATA[Biotecnia]]></abbrev-journal-title>
<issn>1665-1456</issn>
<publisher>
<publisher-name><![CDATA[Universidad de Sonora, División de Ciencias Biológicas y de la Salud]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1665-14562023000100020</article-id>
<article-id pub-id-type="doi">10.18633/biotecnia.v25i1.1869</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Evaluation of antimicrobial susceptibility and genetic profiles (ERIC-PCR) of Enterococcus species isolated from chicken viscera]]></article-title>
<article-title xml:lang="es"><![CDATA[Evaluación de la susceptibilidad a antibióticos y perfiles genéticos (ERIC-PCR) de especies Enterococcus aislados de vísceras de pollo]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Almada-Corral]]></surname>
<given-names><![CDATA[Arantxa]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cordero-Ortiz]]></surname>
<given-names><![CDATA[Maritza Alejandra]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ballesteros-Herrera]]></surname>
<given-names><![CDATA[Lizbeth Dolores]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Calderón-Montoya]]></surname>
<given-names><![CDATA[Siria de Jesús]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bolado-Martínez]]></surname>
<given-names><![CDATA[Enrique]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sánchez-Mariñez]]></surname>
<given-names><![CDATA[Reyna Isabel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[García-Galaz]]></surname>
<given-names><![CDATA[Alfonso]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rodríguez-Hernandez]]></surname>
<given-names><![CDATA[Iracema del Carmen]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cortez-Rocha]]></surname>
<given-names><![CDATA[Mario Onofre]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Álvarez-Ainza]]></surname>
<given-names><![CDATA[Maritza Lizeth]]></given-names>
</name>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de Sonora Department of Chemical and Biological Sciences Laboratory of Microbiology]]></institution>
<addr-line><![CDATA[Hermosillo Sonora]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Centro de Investigación en Alimentación y Desarrollo Coordination of Food Science ]]></institution>
<addr-line><![CDATA[Hermosillo Sonora]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad de Sonora Department of Food Research and Graduate Program Laboratory of Microbiology]]></institution>
<addr-line><![CDATA[Hermosillo Sonora]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>04</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>04</month>
<year>2023</year>
</pub-date>
<volume>25</volume>
<numero>1</numero>
<fpage>169</fpage>
<lpage>176</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1665-14562023000100020&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1665-14562023000100020&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1665-14562023000100020&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract The genus Enterococcus can be found in water, soil, and food, and above all, they are part of the animal (including human) intestinal microbiota. Food prevalence is mainly due to their resistance to adverse environmental conditions. Seventy-three isolates from chicken viscera were confirmed to belong to the Enterococcus genus by biochemical tests and carbohydrate fermentation. Phenotypic characterization of the species indicates that E. casseliflavus was the predominant specie. Antimicrobial resistance to amikacin (42 %), kanamycin (38 %), streptomycin (55 %) and erythromycin (33 %) in the isolates was notorious. The analysis obtained from ERIC-PCR profiles shows a high genetic variability among the isolates. In addition, a relationship between the antimicrobial and ERIC-PCR profiles was observed among isolates. These results indicate the presence of multiresistant Enterococcus in commercial chicken viscera with high genetic variability, which could be a potential nosocomial bacterium or transfer this resistance to another pathogenic species causing human diseases.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen El género Enterococcus puede ser encontrado en agua, suelo y en general en todo ambiente, son parte de la microbiota intestinal de animales, incluyendo a humanos. La prevalencia en alimentos se debe principalmente a la resistencia que presentan a las condiciones adversas del ambiente. Setenta y tres aislados de vísceras de pollo fueron confirmados como pertenecientes al género a través de pruebas bioquímicas y fermentación de carbohidratos. La caracterización bioquímica indicó que la especie predominante fue E. casseliflavus. La resistencia de los aislados a antimicrobianos fue notoria para amikacina (42 %), kanamicina (38 %), estreptomicina (55 %), y eritromicina (33 %). El análisis obtenido por ERIC-PCR mostró una alta variabilidad genética entre los aislados. Así también, los aislados mostraron relación entre los perfiles obtenidos con la susceptibilidad a antimicrobianos y por ERIC-PCR. Estos resultados muestran la multiresistencia de Enterococcus en vísceras de pollo expedidos comercialmente, con una alta variabilidad genética. Además, estos Enterococcus pueden ser potencialmente patógenos en individuos como una bacteria nosocomial y además transferir la resistencia en especies que son estrictamente patógenas y causan enfermedades al humano.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Enterococcus]]></kwd>
<kwd lng="en"><![CDATA[antimicrobials]]></kwd>
<kwd lng="en"><![CDATA[identification]]></kwd>
<kwd lng="en"><![CDATA[resistance]]></kwd>
<kwd lng="en"><![CDATA[food safety]]></kwd>
<kwd lng="es"><![CDATA[Enterococcus]]></kwd>
<kwd lng="es"><![CDATA[antimicrobianos]]></kwd>
<kwd lng="es"><![CDATA[identificación]]></kwd>
<kwd lng="es"><![CDATA[resistencia]]></kwd>
<kwd lng="es"><![CDATA[seguridad alimentaria]]></kwd>
</kwd-group>
</article-meta>
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