<?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>2007-0934</journal-id>
<journal-title><![CDATA[Revista mexicana de ciencias agrícolas]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. Mex. Cienc. Agríc]]></abbrev-journal-title>
<issn>2007-0934</issn>
<publisher>
<publisher-name><![CDATA[Instituto Nacional de Investigaciones Forestales, Agrícolas y Pecuarias]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2007-09342017000400863</article-id>
<article-id pub-id-type="doi">10.29312/remexca.v8i4.13</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Morfogénesis in vitro de Mammillaria plumosa Weber]]></article-title>
<article-title xml:lang="en"><![CDATA[In vitro morphogenesis of Mammillaria plumose Weber]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Téllez-Román]]></surname>
<given-names><![CDATA[Janeth]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López-Peralta]]></surname>
<given-names><![CDATA[María Cristina Guadalupe]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández-Meneses]]></surname>
<given-names><![CDATA[Eleodoro]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Estrada Luna]]></surname>
<given-names><![CDATA[Andrés Adolfo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Zavaleta Mancera]]></surname>
<given-names><![CDATA[Hilda Araceli]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Livera Muñoz]]></surname>
<given-names><![CDATA[Manuel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Colegio de Postgraduados Posgrado en Recursos Genéticos y Productividad-Genética ]]></institution>
<addr-line><![CDATA[Texcoco Estado de México]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Colegio de Postgraduados Posgrado en Recursos Genéticos y Productividad-Fisiología Vegetal ]]></institution>
<addr-line><![CDATA[Texcoco Estado de México]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,CINVESTAV Unidad Irapuato-Departamento de Ingeniería Genética ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Colegio de Postgraduados Posgrado en Botánica ]]></institution>
<addr-line><![CDATA[Texcoco Estado de México]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>07</month>
<year>2017</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>07</month>
<year>2017</year>
</pub-date>
<volume>8</volume>
<numero>4</numero>
<fpage>863</fpage>
<lpage>876</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-09342017000400863&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-09342017000400863&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-09342017000400863&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Mammillaria plumosa es una cactácea mexicana altamente apreciada como planta ornamental por su peculiar morfología. La extracción desmedida y el saqueo de sus poblaciones silvestres han forzado su protección y actualmente se encuentra clasificada como una especie en peligro de extinción. Ante esta crítica situación el presente trabajo se planteó como objetivo desarrollar un sistema de propagación in vitro eficiente factible de implementarse como una de las estrategias para la recuperación de la especie. Segmentos de tallos con aréolas se sembraron en medio MS (1962), suplementado con 2,4-D (9, 13.5 y 18 µM) en combinación con cinetina (4.6, 9.3 y 13.9 µM). Todos los tratamientos evaluados indujeron la formación de callos pero la activación de las aréolas para su conversión en brotes solo se obtuvo con 18 µM de 2,4-D y 9.3 µM de cinetina. En la etapa de proliferación los callos continuaron su crecimiento en las mismas concentraciones de reguladores de crecimiento, la diferenciación de brotes se produjo a partir de la activación areolar y la diferenciación de brotes adventicios de novo. Los brotes formaron raíces de forma natural en el proceso pero el enraizamiento se mejoró con el cultivo en medio MS (1962) a la mitad de concentración de sales. En la aclimatación de plantas la tasa de supervivencia fue 85% en sustrato de turba y arena de río. Con este protocolo es posible establecer la micropropagación de Mammillaria plumosa donde se pueden regenerar un promedio 500 plantas en 24 semanas de cultivo, las cuales podrían servir en la restauración de poblaciones silvestres o para su aprovechamiento comercial.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Mammillaria plumosa is a highly appreciated Mexican cactus as an ornamental plant for its peculiar morphology. Excessive extraction and looting of its wild populations have forced its protection and is currently classified as an endangered species. Given this critical situation this paper aimed at developing an efficient in vitro propagation system feasible to be implemented as a strategie for recovering the species. Stem segments with areolae were seeded in medium MS (1962), supplemented with 2,4-D (9, 13.5 and 18 &#956;M) in combination with kinetin (4.6, 9.3 and 13.9 &#956;M). All evaluated treatments induced callus formation but the activation of the areolae for conversion to shoots was only obtained with 18 &#956;M of 2,4-D and 9.3 &#956;M of kinetin. In the proliferation stage callus continued to grow at the same concentrations of growth regulators, shoot differentiation occurred from the areolar activation and differentiation of novo adventitious buds. Shoots formed roots naturally in the process but the rooting was improved with the culture in medium MS (1962) at half the concentration of salts. In the plants acclimatization the survival rate was 85% in substrate of peat and river sand. Using this protocol it is possible to establish the micropropagation of Mammillaria plumosa where 500 plants can be regenerated in an average of 24 weeks of culture, which could be used in restoring wild populations or for commercial use.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[biznaga]]></kwd>
<kwd lng="es"><![CDATA[cactácea]]></kwd>
<kwd lng="es"><![CDATA[micropropagación]]></kwd>
<kwd lng="es"><![CDATA[organogénesis]]></kwd>
<kwd lng="es"><![CDATA[2,4-D]]></kwd>
<kwd lng="en"><![CDATA[barrel cactus]]></kwd>
<kwd lng="en"><![CDATA[cactus]]></kwd>
<kwd lng="en"><![CDATA[micropropagation]]></kwd>
<kwd lng="en"><![CDATA[organ-genesis]]></kwd>
<kwd lng="en"><![CDATA[2,4-D]]></kwd>
</kwd-group>
</article-meta>
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