<?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>0121-4004</journal-id>
<journal-title><![CDATA[Vitae]]></journal-title>
<abbrev-journal-title><![CDATA[Vitae]]></abbrev-journal-title>
<issn>0121-4004</issn>
<publisher>
<publisher-name><![CDATA[Facultad de Química Farmacéutica, Universidad de Antioquia]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0121-40042006000100009</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[PRODUCTOS NATURALES ALCALOIDALES CON ACTIVIDAD ANTIPROTOZOARIA]]></article-title>
<article-title xml:lang="en"><![CDATA[ALKALOIDAL NATURAL PRODUCTS WITH ANTIPROTOZOAL ACTIVITY]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[OSORIO D.]]></surname>
<given-names><![CDATA[Edison J.]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[MONTOYA P.]]></surname>
<given-names><![CDATA[Guillermo L.]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[ARANGO A.]]></surname>
<given-names><![CDATA[Gabriel J.]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Universidad de Antioquia Facultad de Química Farmacéutica Corporación Académica para el Estudio de Patologías Tropicales]]></institution>
<addr-line><![CDATA[Medellín ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2006</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2006</year>
</pub-date>
<volume>13</volume>
<numero>1</numero>
<fpage>61</fpage>
<lpage>84</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0121-40042006000100009&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0121-40042006000100009&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0121-40042006000100009&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[La morbilidad y mortalidad asociada con las enfermedades causada por parásitos protozoarios, ha motivado la investigación de nuevos agentes mas potentes y selectivos. Los productos naturales como parte de esta investigación, juegan un papel crucial en el desarrollo de una nueva generación de fármacos antiparasitarios. Este trabajo cubre los compuestos de tipo alcaloide aislados a partir de fuentes naturales con actividad antiparasitaria, principalmente contra Leishmania spp, Tripanosoma cruzi y Plasmodium falciparum. Los compuestos están organizados acorde con su estructura química y se discuten temas como mecanismos de acción (en donde hay disponibilidad de trabajos), desarrollos recientes en el campo y nuevas estrategias experimentales.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[The morbidity and mortality associated with protozoan parasites diseases have motivated the investigation of new powerful and selective agents. The natural products as part of this investigation, play a crucial role in the development of a new generation of antiparasitic drugs. This review covers alkaloid compounds with mainly antiparasitic activity against Leishmania ssp, Tripanosoma cruzi and Plasmodium falciparum, isolated from natural sources. The compounds are organized according to the metabolites structure and subjects such as mechanisms of action (for which there is availability of works), recent developments in the field and new experimental strategies are discussed]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[alcaloides]]></kwd>
<kwd lng="es"><![CDATA[productos naturales]]></kwd>
<kwd lng="es"><![CDATA[actividad antiprotozoaria]]></kwd>
<kwd lng="en"><![CDATA[alkaloids]]></kwd>
<kwd lng="en"><![CDATA[natural products]]></kwd>
<kwd lng="en"><![CDATA[antiprotozoal activity]]></kwd>
</kwd-group>
</article-meta>
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