<?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>2007-7459</journal-id>
<journal-title><![CDATA[Horizonte sanitario]]></journal-title>
<abbrev-journal-title><![CDATA[Horiz. sanitario]]></abbrev-journal-title>
<issn>2007-7459</issn>
<publisher>
<publisher-name><![CDATA[Universidad Juárez Autónoma de Tabasco, División Académica de Ciencias de la Salud]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2007-74592020000200217</article-id>
<article-id pub-id-type="doi">10.19136/hs.a19n2.3640</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Determinación de plaguicidas organofosforados a trabajadores de control de plagas del estado de Coahuila, México]]></article-title>
<article-title xml:lang="en"><![CDATA[Determination of organophosphate pesticides to pest control workers of the state of Coahuila, México]]></article-title>
<article-title xml:lang="pt"><![CDATA[Determinação de pesticidas organofosforados para trabalhadores de controle de pragas no estado de Coahuila, México]]></article-title>
<article-title xml:lang="fr"><![CDATA[Détermination des pesticides organophosphorés chez les travailleurs chargés de la lutte antiparasitaire dans l'État de Coahuila, Mexique]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Maldonado Ortega]]></surname>
<given-names><![CDATA[Valeria]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ochoa Fuentes]]></surname>
<given-names><![CDATA[Yisa María]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cerna Chávez]]></surname>
<given-names><![CDATA[Ernesto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Autónoma Agraria Antonio Narro Departamento de Parasitología ]]></institution>
<addr-line><![CDATA[Saltillo Coahuila]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Autónoma Agraria Antonio Narro Departamento de Parasitología ]]></institution>
<addr-line><![CDATA[Saltillo Coahuila]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Autónoma Agraria Antonio Narro Departamento de Parasitología ]]></institution>
<addr-line><![CDATA[Saltillo Coahuila]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>08</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>08</month>
<year>2020</year>
</pub-date>
<volume>19</volume>
<numero>2</numero>
<fpage>217</fpage>
<lpage>222</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-74592020000200217&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-74592020000200217&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-74592020000200217&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Objetivo  Determinar el nivel de plaguicidas organofosforados en muestras de orina, con la finalidad de proponer el uso adecuado de medidas de seguridad para reducir riesgos laborales provocados por la constante exposición a estos productos.  Materiales y métodos  Se realizó una técnica colorimétrica para la determinación de cuatro plaguicidas organofosforados: metamidofos, malatión, clorpirifos y naled, en muestras de orina recolectadas en el estado de Coahuila. Se utilizó un espectrofotómetro ultravioleta visible para su análisis.  Resultados  Los datos obtenidos en esta investigación mostraron que los cuatro productos analizados se encontraron presentes en las muestras de orina, en un rango de concentraciones de 11.4 a 654.15 &#956;l/ml.  Conclusiones  Se obtuvieron resultados positivos en las dieciséis muestras de orina, encontrándose presencia de los cuatro plaguicidas organofosforados estudiados, lo que podría indicar una falta de uso de medidas de seguridad en los trabajadores.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Object  To determine the level of organophosphorus pesticides in urine samples, in order to propose the appropriate use of safety measures to reduce occupational hazards caused by constant exposure to these products.  Materials and methods  A colorimetric technique was used to determine four organophosphorus pesticides: methamidophos, malathion, chlorpyrifos and naled, in urine samples collected in the state of Coahuila. A visible ultraviolet spectrophotometer was used for analysis.  Results  The data obtained in this investigation showed that the four products analyzed were present in the urine samples, in a concentration range of 11.4 to 654.15 &#956;l / ml.  Conclusions  Positive results were obtained in the sixteen urine samples, finding presence of the four organophosphorus pesticides studied, which could indicate a lack of use of safety measures in workers.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Resumo  Objetivo  Determinar o nível de pesticidas organofosforados nas amostras de urina, a fim de propor o uso adequado de medidas de segurança para reduzir os riscos ocupacionais causados pela exposição constante a esses produtos.  Materiais e métodos  Foi realizada uma técnica colorimétrica para a determinação de quatro pesticidas organofosforados: metamidofós, malatião, clorpirifós e naled, em amostras de urina coletadas no estado de Coahuila. Um espectrofotômetro ultravioleta visível foi utilizado para sua análise.  Resultados  Os dados obtidos nesta investigação mostraram que os quatro produtos analisados estavam presentes nas amostras de urina, na faixa de concentração de 11,4 a 654,15 &#956;l / ml.  Conclusões  Resultados positivos foram obtidos nas dezesseis amostras de urina, encontrando a presença dos quatro pesticidas organofosforados estudados, o que pode indicar falta de uso de medidas de segurança nos trabalhadores.]]></p></abstract>
<abstract abstract-type="short" xml:lang="fr"><p><![CDATA[Résumé  Objectif  Déterminer le niveau de pesticides organophosphorés dans des échantillons d'urine, afin de proposer l'utilisation appropriée de mesures de sécurité pour réduire les risques professionnels causés par une exposition constante à ces produits.  Matériels et méthodes  Une technique colorimétrique a été utilisée pour déterminer quatre pesticides organophosphorés- méthamidophos, malathion, chlorpyrifos et naled - dans des échantillons d'urine prélevés dans l'État de Coahuila. Un spectrophotomètre à ultraviolet visible a été utilisé pour l'analyse.  Résultats  Les données obtenues dans cette recherche ont montré que les quatre produits analysés étaient présents dans les échantillons d'urine, dans une fourchette de concentration de 11,4 à 654,15 &#956;l/ml.  Conclusions  Des résultats positifs ont été obtenus dans les seize échantillons d'urine, révélant la présence des quatre pesticides organophosphorés étudiés, ce qui pourrait indiquer un manque d'utilisation de mesures de sécurité chez les travailleurs.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Residuos de Pesticidas]]></kwd>
<kwd lng="es"><![CDATA[Organofosforados]]></kwd>
<kwd lng="es"><![CDATA[Pruebas de detección]]></kwd>
<kwd lng="en"><![CDATA[Pesticide Residues]]></kwd>
<kwd lng="en"><![CDATA[Organophosphates]]></kwd>
<kwd lng="en"><![CDATA[Diagnostic tests]]></kwd>
<kwd lng="pt"><![CDATA[Resíduos de Pesticidas]]></kwd>
<kwd lng="pt"><![CDATA[Organofosfatos]]></kwd>
<kwd lng="pt"><![CDATA[Testes de triagem]]></kwd>
<kwd lng="fr"><![CDATA[Résidus de pesticides]]></kwd>
<kwd lng="fr"><![CDATA[Organophosphates]]></kwd>
<kwd lng="fr"><![CDATA[Tests de dépistage]]></kwd>
</kwd-group>
</article-meta>
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