<?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>1025-0255</journal-id>
<journal-title><![CDATA[Revista Archivo Médico de Camagüey]]></journal-title>
<abbrev-journal-title><![CDATA[Arch méd Camagüey]]></abbrev-journal-title>
<issn>1025-0255</issn>
<publisher>
<publisher-name><![CDATA[Universidad de Ciencias Médicas de Camagüey]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1025-02552022000100010</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Utilidad del método pirogalol salicilato en la identificación de lactoperoxidasa tiocianato salival]]></article-title>
<article-title xml:lang="en"><![CDATA[Usefulness of the pyrogallol salicylate method in identifying the salivary lactoperoxidase thiocyanate]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Brunet-Bernal]]></surname>
<given-names><![CDATA[Gerardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Fernández-Torres]]></surname>
<given-names><![CDATA[Sandra]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Quintana-Verdecia]]></surname>
<given-names><![CDATA[Ever]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Roberto Torres-Romo]]></surname>
<given-names><![CDATA[Ubaldo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Fernández-Franch]]></surname>
<given-names><![CDATA[Neyda]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Betancourt-Valladares]]></surname>
<given-names><![CDATA[Miriela]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de Ciencias Médicas Centro de Inmunología y Productos Biológicos ]]></institution>
<addr-line><![CDATA[Camagüey ]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad de Ciencias Médicas Facultad de Estomatología Departamento de Ciencias Básicas Biomédicas]]></institution>
<addr-line><![CDATA[Camagüey ]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2022</year>
</pub-date>
<volume>26</volume>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S1025-02552022000100010&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S1025-02552022000100010&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S1025-02552022000100010&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción:  La enzima lactoperoxidasa tiocianato se produce por células epiteliales de las glándulas salivales y desempeña funciones defensivas contra microorganismos patógenos de la cavidad oral, por tanto, identificar su presencia por métodos cualitativos podría ser de utilidad para investigar una de las causas de infecciones orales recurrentes como la periodontitis, gingivitis y caries dental, donde se ha reportado una relación con los niveles bajos de esta enzima en diferentes estudios.  Objetivo: Demostrar la utilidad del método pirogalol salicilato en la identificación de la enzima lactoperoxidasa tiocianato salival.  Métodos:  Se desarrolló un estudio piloto, descriptivo, observacional y transversal, en el Centro de Inmunología y Productos Biológicos de la provincia Camagüey, en el período de junio a octubre de 2020 mediante el empleo del método del pirogalol salicilato para identificar la presencia de la enzima lactoperoxidasa tiocianato en saliva humana. Se utilizaron 14 muestras de saliva que se analizaron después de la transformación enzimática del sustrato a 405 nm. Los datos obtenidos fueron procesados mediante estadística descriptiva.  Resultados:  La enzima lactoperoxidasa tiocianato se encontró en todas las muestras salivales estudiadas. La absorbancia de las muestras se halló entre 0,406 y 0,939 unidades.  Conclusiones:  El método del pirogalol salicilato resulta útil en la identificación de la enzima lactoperoxidasa tiocianato salival lo cual puede ser favorable en el estudio de infecciones bucales.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction:  The enzyme lactoperoxidase thiocyanate is produced by epithelial cells of the salivary glands and performs defensive functions against pathogenic microorganisms of the oral cavity, therefore, identifying its presence by qualitative methods could be useful when investigating the causes of recurrent oral infections such as periodontitis, gingivitis and dental caries, in which a relationship with low levels of this enzyme has been reported in different studies.  Objective:  To demonstrate the usefulness of the pyrogallol salicylate method in the identification of the salivary enzyme lactoperoxidase thiocyanate.  Methods:  An observational and cross-sectional pilot study was carried out at the Center of Immunology and Biological Products of Camagüey, from June to October 2020, using the pyrogallol salicylate method to identify the lactoperoxidase thiocyanate enzyme in human saliva. Fourteen saliva samples were analyzed by observation and spectrophotometry at a wavelength of 405 nm. Descriptive statistical methods were applied to process data.  Results:  The enzyme lactoperoxidase thiocyanate was found in all the salivary samples studied. The absorbance of the samples ranged between 0,406 and 0,939.  Conclusions:  The pyrogallol salicylate method is useful in identifying the salivary lactoperoxidase enzyme, which may be favorable in the study of oral infections.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[PIROGALOL/uso terapéutico]]></kwd>
<kwd lng="es"><![CDATA[LACTOPEROXIDASA]]></kwd>
<kwd lng="es"><![CDATA[SALIVA]]></kwd>
<kwd lng="es"><![CDATA[INFECCIONES]]></kwd>
<kwd lng="es"><![CDATA[MANIFESTACIONES BUCALES]]></kwd>
<kwd lng="en"><![CDATA[PYROGALLOL/therapeutic use]]></kwd>
<kwd lng="en"><![CDATA[LACTOPEROXIDASE]]></kwd>
<kwd lng="en"><![CDATA[SALIVA]]></kwd>
<kwd lng="en"><![CDATA[INFECTIONS]]></kwd>
<kwd lng="en"><![CDATA[ORAL MANIFESTATIONS]]></kwd>
</kwd-group>
</article-meta>
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</ref>
<ref id="B22">
<label>22</label><nlm-citation citation-type="book">
<collab>Colectivo de Autores</collab>
<source><![CDATA[Informática médica: Bioestadística]]></source>
<year>2004</year>
<publisher-loc><![CDATA[Ciudad de La Habana ]]></publisher-loc>
<publisher-name><![CDATA[Editorial Ciencias Médicas]]></publisher-name>
</nlm-citation>
</ref>
</ref-list>
</back>
</article>
