<?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>0864-0289</journal-id>
<journal-title><![CDATA[Revista Cubana de Hematología, Inmunología y Hemoterapia]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Cubana Hematol Inmunol Hemoter]]></abbrev-journal-title>
<issn>0864-0289</issn>
<publisher>
<publisher-name><![CDATA[Centro Nacional de Información de Ciencias MédicasEditorial Ciencias Médicas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0864-02892019000400006</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Procedencia y fenotipo del sistema Rh en donantes negativos en un Hemocentro colombiano]]></article-title>
<article-title xml:lang="en"><![CDATA[Origin and phenotype of the Rh system in negative donors in a Colombian hemocenter]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cruz Rubio]]></surname>
<given-names><![CDATA[Shirley Gigiola]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Angarita Merchán]]></surname>
<given-names><![CDATA[Maritza]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Torres]]></surname>
<given-names><![CDATA[María Fernanda]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Baéz]]></surname>
<given-names><![CDATA[Pilar Andrea]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de Boyacá  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2019</year>
</pub-date>
<volume>35</volume>
<numero>4</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0864-02892019000400006&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0864-02892019000400006&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0864-02892019000400006&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción: El sistema Rh está compuesto por más de 56 antígenos capaces de producir enfermedad hemolítica, definidos por métodos serológicos. Los más importantes y, por ello denominados antígenos mayores del sistema, son los antígenos D, C, c, E y e. Estos antígenos se ubican sobre dos proteínas que se expresan en la membrana de los eritrocitos Rh D y RhCE.  Objetivo: Determinar la frecuencia de los antígenos C, c, E y e del sistema Rh en donantes de sangre Rh negativos del Hemocentro Centro Oriente Colombiano.  Métodos:  Estudio descriptivo de corte transversal que incluyó 193 donantes voluntarios de sangre del Hemocentro Centro Oriente Colombiano, la fenotipificación de los antígenos del sistema Rh se realizó utilizando la técnica en tarjeta gel. Se calculó la frecuencia fenotípica delos antígenos del sistema Rh, en porcentajes y para el procesamiento de la información se utilizó el paquete estadístico SPSS versión 21.0 donde se realizó el análisis de los datos de la población. Como criterios de inclusión ser donante voluntario de sangre y de exclusión, estar hemoclasificado como antígeno DEL, D débil y D parcial.  Resultados: Las muestras analizadas fueron obtenidas de la tubuladura central de la unidad fraccionada de glóbulos rojos, identificándose tres fenotipos con la siguiente frecuencia: cde/cde (95,86 %), cde/cdE (3,10 %) y cde/Cde (1,04 %). Los participantes del estudio provenían de diversos municipios del departamento de Boyacá y otras regiones del país como llanos Orientales, Santander y Cundinamarca. Los antígenos del sistema Rh son altamente polimórficos a nivel de poblaciones, dada la importancia inmunológica de los antígenos del sistema Rh, los cuales se ven directamente relacionados con el desarrollo de anemia hemolítica postransfusional y perinatal, la fenotipificación ampliada brinda mayor seguridad transfusional y seguimiento al estado del feto o neonato.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction:  The Rh system is composed of more than 56 antigens capable of producing hemolytic disease, defined by serological methods; being the most important and therefore the largest antigens of the system, the antigens D, C, c, E and e. These antigens are located on two proteins that are expressed in the membrane of erythrocytes Rh D and RhCE.  Objective:  To determine the frequency of the C, c, E and e antigens of the Rh system in Rh negative blood donors of Hemocentro Centro Oriente Colombiano.  Methods:  A cross-sectional descriptive study that included 193 blood donors from the Hemocentro Centro Oriente Colombiano, phenotyping the antigens of the Rh system, using the gel card technique. The phenotypic frequency of the Rh antigen was calculated, in percentages and for the processing of the information, the statistical package SPSS version 21.0 was used in Spanish where all the analysis of the population data was performed. With inclusion criteria to be a voluntary blood donor and exclusion, be hemoclasified as DEL antigen, weak D and partial D.  Results:  The analyzed samples were obtained from the central tubulant of the fractionated unit of red blood cells, three phenotypes were identified with a frequency of :cde / cde95.86%, cde / cdE 3.10% and cde / Cde 1, 04%; it was evidenced that the participants come from diverse municipalities of the department of Boyacá and other regions of the country like Eastern Plains, Santander and Cundinamarca. The Rh factor and the antigens of the Rh system are highly polymorphic at the population level, given the immunological importance of the antigens of the Rh system, which are directly related to the development of post transfusion hemolytic anemia and perinatal hemolytic disease, the extended phenotyping provides greater transfusional safety and follow-up to the status of the fetus or neonate.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[sistema Rh]]></kwd>
<kwd lng="es"><![CDATA[enfermedad hemolítica perinatal]]></kwd>
<kwd lng="es"><![CDATA[antígeno]]></kwd>
<kwd lng="es"><![CDATA[aloinmunización]]></kwd>
<kwd lng="en"><![CDATA[Rh system]]></kwd>
<kwd lng="en"><![CDATA[perinatal hemolytic disease]]></kwd>
<kwd lng="en"><![CDATA[antigen]]></kwd>
<kwd lng="en"><![CDATA[alloimmunization]]></kwd>
</kwd-group>
</article-meta>
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