<?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>1870-3453</journal-id>
<journal-title><![CDATA[Revista mexicana de biodiversidad]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. Mex. Biodiv.]]></abbrev-journal-title>
<issn>1870-3453</issn>
<publisher>
<publisher-name><![CDATA[Instituto de Biología]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1870-34532015000200531</article-id>
<article-id pub-id-type="doi">10.1016/j.rmb.2015.04.018</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Imposex in Plicopurpura pansa (Neogastropoda: Thaididae) in Nayarit and Sinaloa, Mexico]]></article-title>
<article-title xml:lang="es"><![CDATA[Imposex en Plicopurpura pansa (Neogastropoda: Thaididae) en Nayarit y Sinaloa, México]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Domínguez-Ojeda]]></surname>
<given-names><![CDATA[Delia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Patrón-Soberano]]></surname>
<given-names><![CDATA[Olga Araceli]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Nieto-Navarro]]></surname>
<given-names><![CDATA[José Trinidad]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Robledo-Marenco]]></surname>
<given-names><![CDATA[María de Lourdes]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Velázquez-Fernández]]></surname>
<given-names><![CDATA[Jesús Bernardino]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Universidad Autónoma de Nayarit Escuela Nacional de Ingeniería Pesquera ]]></institution>
<addr-line><![CDATA[San Blas Nayarit]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="A02">
<institution><![CDATA[,Instituto Potosino de Investigación Científica y Tecnológica División de Biología Molecular ]]></institution>
<addr-line><![CDATA[ San Luís Potosí]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="A03">
<institution><![CDATA[,Universidad Autónoma de Nayarit Laboratorio de Contaminación y Toxicología Ambiental ]]></institution>
<addr-line><![CDATA[Tepic Nayarit]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2015</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2015</year>
</pub-date>
<volume>86</volume>
<numero>2</numero>
<fpage>531</fpage>
<lpage>534</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1870-34532015000200531&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1870-34532015000200531&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1870-34532015000200531&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Imposex is the development of male features in female prosobranch gastropods, caused by organotin compounds. In the Mexican Pacific coast, imposex was observed in Plicopurpura pansa . This snail has been used by indigenous people to dye cotton and traditional fabric clothing. During 2010 and 2011, 5 habitats were visited along the coastline of Nayarit and Sinaloa, Mexico. At low tide, 675 snails were collected. Shell length, sex ratio and imposex incidence were measured. Imposex incidences were higher in the samples collected near harbor areas.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[El imposex es el desarrollo de características masculinas en hembras de gasterópodos prosobranquios, causado por compuestos organoestañosos. En la costa del Pacífico mexicano se observó el imposex en el caracol Plicopurpura pansa . Este caracol ha sido utilizado por grupos indígenas para teñir algodón y fabricar su ropa tradicional. Durante 2010 y 2011, se visitaron 5 hábitats en la costa de Nayarit y Sinaloa, México. Se recolectaron 675 caracoles durante la marea baja; se midió la longitud de la concha, proporción de sexos y la incidencia de imposex. De acuerdo con los resultados, la incidencia de imposex fue más alta en las muestras recolectadas en las áreas cercanas a los muelles.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Organotin compounds]]></kwd>
<kwd lng="en"><![CDATA[Endocrine disruption]]></kwd>
<kwd lng="es"><![CDATA[Compuestos organoestañosos]]></kwd>
<kwd lng="es"><![CDATA[Disrupción endocrina]]></kwd>
</kwd-group>
</article-meta>
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