<?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>0138-6557</journal-id>
<journal-title><![CDATA[Revista Cubana de Medicina Militar]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. cuban. med. mil.]]></abbrev-journal-title>
<issn>0138-6557</issn>
<publisher>
<publisher-name><![CDATA[Centro Nacional de Información de Ciencias MédicasEditorial Ciencias Médicas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0138-65572023000400024</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Aceite esencial de Arazá (Eugenia stipitata McVaugh) con actividad antibacteriana]]></article-title>
<article-title xml:lang="en"><![CDATA[Essential oil of Arazá (Eugenia stipitata McVaugh) with antibacterial activity]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Huerta León]]></surname>
<given-names><![CDATA[Jenny Rosalyn]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Samaniego Joaquin]]></surname>
<given-names><![CDATA[Jhonnel Williams]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cordero]]></surname>
<given-names><![CDATA[Carolina Muñoz]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Tenorio Huamaní]]></surname>
<given-names><![CDATA[Sonia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad &#8220;María Auxiliadora&#8221;  ]]></institution>
<addr-line><![CDATA[ Lima]]></addr-line>
<country>Perú</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2023</year>
</pub-date>
<volume>52</volume>
<numero>4</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0138-65572023000400024&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0138-65572023000400024&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0138-65572023000400024&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción:  El Perú es uno de los países con mayor biodiversidad en especies botánicas, algunas con propiedades medicinales conocidas.  Objetivo:  Determinar el efecto antibacteriano del aceite esencial de las hojas de Eugenia stipitata McVaugh frente a Staphylococcus aureus ATCC 25923, Escherichia coli ATCC 25922 y Salmonella enterica sv Enteritidis ATCC 13076.  Métodos:  Estudio de tipo básico con enfoque cuantitativo y experimental. Las plantas provienen del distrito de Belén, ciudad de Iquitos, Departamento de Loreto. La técnica para la extracción del aceite esencial fue la de arrastre de vapor y la técnica microbiológica para determinar el efecto antimicrobiano la de Kirby Bauer. Se trabajaron las muestras en 4 concentraciones 100, 75, 50 y un 25 %; un control negativo solo con dimetilsulfóxido, se utilizaron 5 repeticiones por cada muestra.  Resultados:  La muestra a concentración al 100 % tuvo actividad antibacteriana contra Staphylococcus aureus. La actividad del ensayo frente a Escherichia coli demostró ser efectiva en todas las muestras, sin embargo, se observó que los halos de inhibición de mayor diámetro se manifestaron en las muestras al 100 % y 75 %. Además, se evidenció actividad antibacteriana a concentraciones del 100 %, 75 % y un 50 % frente a Salmonella enterica sv Enteritidis.  Conclusiones:  El aceite esencial de las hojas de Eugenia stipitata McVaugh presenta efecto antibacteriano frente a Staphylococcus aureus, Escherichia coli y Salmonella enterica sv Enteritidis.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction:  Peru is one of the countries with the greatest biodiversity in botanical species, some with known medicinal properties.  Objective:  To determine the antibacterial effect of the essential oil of Eugenia stipitata McVaugh leaves against Staphylococcus aureus ATCC 25923, Escherichia coli ATCC 25922 and Salmonella enterica sv Enteritidis ATCC 13076.  Methods: Basic study with a quantitative and experimental approach. Plants came from the district of Belén, city of Iquitos, Department of Loreto. The technique for the extraction of the essential oil was steam dragging and the microbiological technique to determine the antimicrobial effect was Kirby Bauer's technique. The samples were worked in 4 concentrations 100, 75, 50 and 25 % and a negative control only with dimethyl sulfoxide, using 5 replicates for each sample.  Results: The sample at 100 % concentration had antibacterial activity against Staphylococcus aureus. The activity of the assay against Escherichia coli proved to be effective in all the samples, however, it was observed that the inhibition halos of greater diameter were manifested in the samples at 100 % and 75 %. In addition, antibacterial activity was evidenced at concentrations of 100 %, 75 % and 50 % against Salmonella enterica sv Enteritidis.  Conclusions:  The essential oil of Eugenia stipitata McVaugh leaves has an antibacterial effect against Staphylococcus aureus, Escherichia coli and Salmonella enterica sv Enteritidis.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[aceites volátiles]]></kwd>
<kwd lng="es"><![CDATA[antibacterianos]]></kwd>
<kwd lng="es"><![CDATA[Escherichia coli]]></kwd>
<kwd lng="es"><![CDATA[Salmonella entérica]]></kwd>
<kwd lng="es"><![CDATA[Staphylococcus aureus]]></kwd>
<kwd lng="en"><![CDATA[volatile oils]]></kwd>
<kwd lng="en"><![CDATA[antibacterial]]></kwd>
<kwd lng="en"><![CDATA[Escherichia coli]]></kwd>
<kwd lng="en"><![CDATA[Salmonella enterica]]></kwd>
<kwd lng="en"><![CDATA[Staphylococcus aureus]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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