<?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>1010-2752</journal-id>
<journal-title><![CDATA[Revista de Protección Vegetal]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. Protección Veg.]]></abbrev-journal-title>
<issn>1010-2752</issn>
<publisher>
<publisher-name><![CDATA[Centro Nacional de Sanidad Agropecuaria]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1010-27522008000200002</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[DIAGNÓSTICO MOLECULAR DE LA MARCHITEZ BACTERIANA]]></article-title>
<article-title xml:lang="en"><![CDATA[MOLECULAR DIAGNOSTIC OF THE BACTERIAL WILT]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Iglesia]]></surname>
<given-names><![CDATA[Aleika]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Alvarez]]></surname>
<given-names><![CDATA[Elba]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martínez]]></surname>
<given-names><![CDATA[Yamila]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[García]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Centro Nacional de Sanidad Agropecuaria (CENSA) Grupo de Fitopatología ]]></institution>
<addr-line><![CDATA[, La Habana ]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="A02">
<institution><![CDATA[,LaboratorioCentral de Cuarentena  ]]></institution>
<addr-line><![CDATA[. Ciudad de La Habana ]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>08</month>
<year>2008</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>08</month>
<year>2008</year>
</pub-date>
<volume>23</volume>
<numero>2</numero>
<fpage>75</fpage>
<lpage>79</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S1010-27522008000200002&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S1010-27522008000200002&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S1010-27522008000200002&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[La marchitez bacteriana causada por Ralstonia solanacearum, es una de las enfermedades más importante que afecta a una amplia gama de cultivos en las regiones tropicales y subtropicales. En Cuba esta enfermedad se encuentra bajo estrictas medidas de cuarentena, sin embargo el riesgo de entrada crece cada año debido a la importación de material vegetal procedente de zonas de altos niveles de infestación. En este trabajo se introduce y desarrolla el uso de la reacción en cadena de la polimerasa (PCR) para la detección y confirmación de R. solanacearum en materiales importados, así como en la vigilancia de la enfermedad en el sistema nacional de sanidad vegetal. La metodología utilizada facilitó la detección de R. solanacearum en cultivos de células hasta 10¹UFC/mL y en ADN totales. Se emplea en estos momentos en la evaluación de la semilla de papa que se importa cada año, lo cual permite fortalecer el sistema de prevención y vigilancia de la marchitez bacteriana en Cuba.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Bacterial wilt, caused by Ralstonia solanacearum, is one of the most important bacterial plant diseases affecting crops in the tropical and subtropical regions at a wide range. In Cuba, this disease is under strict quarantine measures; however entrance risk grows every year due to the import of vegetal material coming from areas of high infestation levels. In this work, the use of the polymerase chain reaction (PCR) for the detection and confirmation of R. solanacearum in imported materials, as well as the surveillance of the disease in the national system of plant health are introduced and developed. The methodology used made easy the detection of R. solanacearum in cell cultures up to 10¹UFC/mL and in total DNAs . Nowadays, such methodology has been used in the evaluation of potato seeds imported every year which allows strengthening the prevention and surveillance systems of the bacterial wilt in Cuba.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[cuarentena]]></kwd>
<kwd lng="es"><![CDATA[diagnóstico molecular]]></kwd>
<kwd lng="es"><![CDATA[Ralstonia solanacearum]]></kwd>
<kwd lng="es"><![CDATA[PCR]]></kwd>
<kwd lng="en"><![CDATA[quarantine]]></kwd>
<kwd lng="en"><![CDATA[molecular diagnostic]]></kwd>
<kwd lng="en"><![CDATA[Ralstonia solanacearum]]></kwd>
<kwd lng="en"><![CDATA[PCR]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[ <p align="right"><font face="Verdana" size="2"><b>TRABAJO ORIGINAL</b></font></p>     <p>&nbsp; </p>     <p><font face="Verdana" size="2"><B><font size="4">DIAGN&Oacute;STICO MOLECULAR    DE LA MARCHITEZ BACTERIANA </font></B></font></p>     <p>&nbsp;</p>     <p><font face="Verdana" size="2"><b><font size="3">MOLECULAR DIAGNOSTIC OF THE    BACTERIAL WILT </font> </b></font></p> <B>     <P>&nbsp;     <P><font face="Verdana" size="2">Aleika Iglesia*, Elba Alvarez *, Yamila Mart&iacute;nez*    y A. Garc&iacute;a**</font> </B>      <P><font face="Verdana" size="2"><I>*Grupo de Fitopatolog&iacute;a, Centro Nacional    de Sanidad Agropecuaria (CENSA), Apartado 10, San Jos&eacute; de las Lajas,    La Habana, Cuba. Correo electr&oacute;nico. aiglesia@censa.edu.cu; **Laboratorio    Central de Cuarentena. Ayestar&aacute;n y Ayuntamiento, Centro Habana. Ciudad    de La Habana, Cuba </I></font>      <P>&nbsp; <hr noshade size="1">     <P><font face="Verdana" size="2"><b>RESUMEN</b></font>     ]]></body>
<body><![CDATA[<P><font face="Verdana" size="2">La marchitez bacteriana causada por Ralstonia    solanacearum, es una de las enfermedades m&aacute;s importante que afecta a    una amplia gama de cultivos en las regiones tropicales y subtropicales. En Cuba    esta enfermedad se encuentra bajo estrictas medidas de cuarentena, sin embargo    el riesgo de entrada crece cada a&ntilde;o debido a la importaci&oacute;n de    material vegetal procedente de zonas de altos niveles de infestaci&oacute;n.    En este trabajo se introduce y desarrolla el uso de la reacci&oacute;n en cadena    de la polimerasa (PCR) para la detecci&oacute;n y confirmaci&oacute;n de R.    solanacearum en materiales importados, as&iacute; como en la vigilancia de la    enfermedad en el sistema nacional de sanidad vegetal. La metodolog&iacute;a    utilizada facilit&oacute; la detecci&oacute;n de R. solanacearum en cultivos    de c&eacute;lulas hasta 10<SUP>1</SUP>UFC/mL y en ADN totales. Se emplea en    estos momentos en la evaluaci&oacute;n de la semilla de papa que se importa    cada a&ntilde;o, lo cual permite fortalecer el sistema de prevenci&oacute;n    y vigilancia de la marchitez bacteriana en Cuba. </font>     <P><font face="Verdana" size="2"><b>Palabras clave:</b> cuarentena; diagn&oacute;stico    molecular; Ralstonia solanacearum; PCR</font> <hr size="1" noshade>     <P><font face="Verdana" size="2"><b>ABSTRACT</b></font>     <P><font face="Verdana" size="2"> Bacterial wilt, caused by Ralstonia solanacearum,    is one of the most important bacterial plant diseases affecting crops in the    tropical and subtropical regions at a wide range. In Cuba, this disease is under    strict quarantine measures; however entrance risk grows every year due to the    import of vegetal material coming from areas of high infestation levels. In    this work, the use of the polymerase chain reaction (PCR) for the detection    and confirmation of R. solanacearum in imported materials, as well as the surveillance    of the disease in the national system of plant health are introduced and developed.    The methodology used made easy the detection of R. solanacearum in cell cultures    up to 10<SUP>1</SUP>UFC/mL and in total DNAs. Nowadays, such methodology has    been used in the evaluation of potato seeds imported every year which allows    strengthening the prevention and surveillance systems of the bacterial wilt    in Cuba. </font>     <P><font face="Verdana" size="2"><b>Key words:</b> quarantine; molecular diagnostic;    Ralstonia solanacearum; PCR</font> <hr size="1" noshade>     <P><font face="Verdana" size="2">Texto completo en formato PDF    <BR>   </font>      ]]></body><back>
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