<?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>0120-548X</journal-id>
<journal-title><![CDATA[Acta Biológica Colombiana]]></journal-title>
<abbrev-journal-title><![CDATA[Acta biol.Colomb.]]></abbrev-journal-title>
<issn>0120-548X</issn>
<publisher>
<publisher-name><![CDATA[Universidad Nacional de Colombia, Facultad de Ciencias, Departamento de Biología]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0120-548X2022000300464</article-id>
<article-id pub-id-type="doi">10.15446/abc.v27n3.90086</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[COMPORTAMIENTO MEIÓTICO EN VAINILLA (V. planifolia Jacks., ORCHIDACEAE)]]></article-title>
<article-title xml:lang="en"><![CDATA[Meiotic behavior in Vanilla (V. planifolia Jacks., Orchidaceae)]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Almejo Vázquez]]></surname>
<given-names><![CDATA[Lizette I.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Iglesias Andreu]]></surname>
<given-names><![CDATA[Lourdes G.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Escobedo Gracia-Medrano]]></surname>
<given-names><![CDATA[Rosa Maria]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Veracruzana  ]]></institution>
<addr-line><![CDATA[Xalapa Veracruz]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Centro de Investigación Científica de Yucatán  ]]></institution>
<addr-line><![CDATA[Mérida Yucatán]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2022</year>
</pub-date>
<volume>27</volume>
<numero>3</numero>
<fpage>464</fpage>
<lpage>467</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0120-548X2022000300464&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0120-548X2022000300464&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0120-548X2022000300464&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN El comportamiento meiótico es de gran importancia para el desarrollo de programas de mejoramiento genético, especialmente en especies como la vainilla (Vanilla planifolia Jacks.), que se ven severamente afectadas por diversos factores bióticos y abióticos derivados de su estrecha base genética. Por ello, el presente trabajo se planteó con el objetivo de evaluar el comportamiento meiótico del morfotipo comercial "Mansa" del municipio de Papantla de Olarte, Veracruz, México. Para ello, se colectaron botones florales de diferentes tamaños y se fijaron en Carnoy, utilizando la técnica de la calabaza, seguido de una tinción con acetocarmín al 2% (p/v) para observar claramente todas las etapas del proceso meiótico. Se observó un comportamiento meiótico normal y un número de cromosomas haploides (n = 8). Estos resultados pueden ser útiles para el desarrollo de programas de mejora de este cultivo.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT Meiotic behavior is of great importance for the development of genetic improvement programs, especially in species such as vanilla (Vanilla planifolia Jacks.), which are severely affected by various biotic and abiotic factors derived from their narrow genetic base. Therefore, the present work was proposed with the objective of evaluating the meiotic behavior of the commercial morphotype "Mansa" from the municipality of "Papantla de Olarte" in Veracruz, Mexico. For this purpose, flower buds of different sizes were collected and fixed in Carnoy using the squash technique, followed by staining with 2% (w/v) acetocarmine to clearly observe all the stages of the meiotic process. Normal meiotic behavior and a haploid chromosome number (n = 8) were observed. These results may be useful for the development of breeding programs for this crop.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Citogenética]]></kwd>
<kwd lng="es"><![CDATA[cromosomas]]></kwd>
<kwd lng="es"><![CDATA[meiosis]]></kwd>
<kwd lng="es"><![CDATA[mejoramiento genético]]></kwd>
<kwd lng="es"><![CDATA[Orchidaceae]]></kwd>
<kwd lng="en"><![CDATA[Cytogenetics]]></kwd>
<kwd lng="en"><![CDATA[chromosome]]></kwd>
<kwd lng="en"><![CDATA[meiosis]]></kwd>
<kwd lng="en"><![CDATA[genetic improvement]]></kwd>
<kwd lng="en"><![CDATA[Orchidaceae]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Borbolla Pérez]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
<name>
<surname><![CDATA[Iglesias Andreu]]></surname>
<given-names><![CDATA[L.G.]]></given-names>
</name>
<name>
<surname><![CDATA[Luna Rodríguez]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Perceptions regarding the challenges and constraints faced for smallholder farmers of vanilla in Mexico]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Octavio Aguilar]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
</person-group>
<source><![CDATA[Environment, Development and Sustainability]]></source>
<year>2017</year>
<numero>19</numero>
<issue>19</issue>
<page-range>2421-41</page-range></nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Borbolla Pérez]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
<name>
<surname><![CDATA[Iglesias-Andreu]]></surname>
<given-names><![CDATA[L.G.]]></given-names>
</name>
<name>
<surname><![CDATA[Bello Bello]]></surname>
<given-names><![CDATA[J.J.]]></given-names>
</name>
<name>
<surname><![CDATA[Luna Rodríguez]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Caracterización palinológica y viabilidad del polen de Vanilla planifolia Andrews. I Seminario Internacional de Vainilla. Promoviendo la investigación, extensión y producción de vainilla en Mesoamericana (pp. 65-80.)]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Vovides]]></surname>
<given-names><![CDATA[A.P]]></given-names>
</name>
<name>
<surname><![CDATA[Araya-Fernández]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Cordero-Solórzano]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Paniagua-Vásquez]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Azofeifa-Bolaños]]></surname>
<given-names><![CDATA[J. B.]]></given-names>
</name>
</person-group>
<source><![CDATA[Instituto de Investigaciones y Servicios Forestales]]></source>
<year>2014</year>
<publisher-loc><![CDATA[Heredia, Costa Rica ]]></publisher-loc>
<publisher-name><![CDATA[Universidad Nacional]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bory]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Catrice]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
<name>
<surname><![CDATA[Brown]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Leitch]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
<name>
<surname><![CDATA[Gigant]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Natural polyploidy in Vanilla planifolia (Orchidaceae)]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Chiroleu]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
</person-group>
<source><![CDATA[Genome]]></source>
<year>2008</year>
<month>a</month>
<numero>5</numero>
<issue>5</issue>
<page-range>816-26</page-range></nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bory]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Grisoni]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Duval]]></surname>
<given-names><![CDATA[M.F.]]></given-names>
</name>
<name>
<surname><![CDATA[Besse]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Biodiversity and preservation of Vanilla: present state of knowledge]]></article-title>
<source><![CDATA[Genetic Resources and Crop Evolution]]></source>
<year>2008</year>
<month>b</month>
<numero>55</numero>
<issue>55</issue>
<page-range>551-71</page-range></nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bory]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Lubinsky]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Risterucci]]></surname>
<given-names><![CDATA[A.M.]]></given-names>
</name>
<name>
<surname><![CDATA[Noyer]]></surname>
<given-names><![CDATA[J.L.]]></given-names>
</name>
<name>
<surname><![CDATA[Grisoni]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Duval]]></surname>
<given-names><![CDATA[M.F.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Patterns of introduction and diversification of Vanilla planifolia (Orchidaceae) in Reunion Island (Indian Ocean)]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Besse]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
</person-group>
<source><![CDATA[American Journal of Botany]]></source>
<year>2008</year>
<month>c</month>
<volume>95</volume>
<numero>7</numero>
<issue>7</issue>
<page-range>805-15</page-range></nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Brown]]></surname>
<given-names><![CDATA[S.C.]]></given-names>
</name>
<name>
<surname><![CDATA[Bourge]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Maunoury]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
<name>
<surname><![CDATA[Wong]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Wolfe Bianchi]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[DNA Remodeling by strict partial endoreplication in orchids, an original process in the plant kingdom]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Lepers-Andrzejewski]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<source><![CDATA[Genome Biology and Evolution (GBE)]]></source>
<year>2017</year>
<volume>9</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>1051-71</page-range></nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Buccellato]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Vanilla in perfumery and beverage flavor]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Havkin-Frenkel]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Belanger]]></surname>
<given-names><![CDATA[F. C.]]></given-names>
</name>
</person-group>
<source><![CDATA[Handbook of Vanilla Science and Technology]]></source>
<year>2018</year>
<page-range>367-73</page-range><publisher-loc><![CDATA[Wiley ]]></publisher-loc>
<publisher-name><![CDATA[New York]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Koyyappurath]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Atuahiva]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Le Guen]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Batina]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Le Squin]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Gautheron]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
<name>
<surname><![CDATA[Edel Hermann]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
<name>
<surname><![CDATA[Peribe]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Jahiel]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Steinberg]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Liew]]></surname>
<given-names><![CDATA[E.C.Y]]></given-names>
</name>
<name>
<surname><![CDATA[Alabouvette]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Besse]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Dron]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Sache]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
<name>
<surname><![CDATA[Laval]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
<name>
<surname><![CDATA[Grison]]></surname>
<given-names><![CDATA[I.M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Fusarium oxysporum f. sp. radicis-vanillae is the causal agent of root and stem rot of Vanilla]]></article-title>
<source><![CDATA[Plant Pathology]]></source>
<year>2016</year>
<volume>65</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>612-25</page-range></nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lepers Andrzejewski]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Siljak Yakovlev]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Brown]]></surname>
<given-names><![CDATA[S. C.]]></given-names>
</name>
<name>
<surname><![CDATA[Wong]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Diversity and dynamics of plant genome size: an example of polysomaty from a cytogenetic study of Tahitian vanilla (Vanilla x tahitensis, Orchidaceae)]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Dron]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<source><![CDATA[American Journal of Botany]]></source>
<year>2011</year>
<volume>98</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>986-97</page-range></nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Nair]]></surname>
<given-names><![CDATA[R.R.]]></given-names>
</name>
<name>
<surname><![CDATA[Ravindran]]></surname>
<given-names><![CDATA[P.N.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Somatic association of chromosomes and other mitotic abnormalities in Vanilla planifolia (Andrews)]]></article-title>
<source><![CDATA[Caryologia]]></source>
<year>1994</year>
<numero>47</numero>
<issue>47</issue>
<page-range>65-73</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ravindran]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Nuclear Behaviour in the Sterile Pollen of Vanilla planifolia (Andrews)]]></article-title>
<source><![CDATA[Cytologia]]></source>
<year>1979</year>
<volume>44</volume>
<page-range>391-6</page-range></nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Soto Arenas]]></surname>
<given-names><![CDATA[M.A]]></given-names>
</name>
</person-group>
<source><![CDATA[Filogeografía y recursos genéticos de las Vainillas de México. Instituto Chinoin AC. [Informe Final]. SNIB-CONABIO, Proyecto J101]]></source>
<year>1999</year>
</nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Soto Arenas]]></surname>
<given-names><![CDATA[M.A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A revision of the Mexican and American species of Vanilla Plumier ex Miller with a characterization of their ITS region of the nuclear ribosomal DNA]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Dressler]]></surname>
<given-names><![CDATA[R.L]]></given-names>
</name>
</person-group>
<source><![CDATA[Lankersteriana]]></source>
<year>2010</year>
<numero>3</numero>
<issue>3</issue>
<page-range>285-354</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
