<?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>0864-2176</journal-id>
<journal-title><![CDATA[Revista Cubana de Oftalmología]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Cubana Oftalmol]]></abbrev-journal-title>
<issn>0864-2176</issn>
<publisher>
<publisher-name><![CDATA[Editorial Ciencias Médicas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0864-21762022000400007</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Principales fitoquímicos con potencial terapéutico en el tratamiento de la retinopatía diabética con fitofármacos]]></article-title>
<article-title xml:lang="en"><![CDATA[Major Phytochemicals with Therapeutic Potential in the Treatment of Diabetic Retinopathy]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Carmona Báez]]></surname>
<given-names><![CDATA[Francisco Ignacio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Millalonco Bustos]]></surname>
<given-names><![CDATA[Felipe Antonio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Marín Cornuy]]></surname>
<given-names><![CDATA[Marcelo Javier]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Álvarez Contreras]]></surname>
<given-names><![CDATA[Carolina Victoria]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Austral de Chile Escuela de Tecnología Médica Sede Puerto Montt ]]></institution>
<addr-line><![CDATA[ Puerto Montt]]></addr-line>
<country>Chile</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2022</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=S0864-21762022000400007&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0864-21762022000400007&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0864-21762022000400007&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN La diabetes mellitus tipo 2 representa uno de los principales problemas de salud pública a nivel mundial hoy en día. Entre las principales complicaciones generadas por esta enfermedad se encuentra la retinopatía diabética, la cual puede conducir a pérdida de la visión de manera permanente, por lo que investigaciones sobre tratamientos para esta patología van en aumento. Es por esto que tratamientos en base a químicos obtenidos de plantas medicinales están siendo ampliamente investigados debido a que podrían proveer una alternativa más segura, de menor costo y menor toxicidad que la medicina estándar para el tratamiento de esta patología ocular de alta incidencia mundial. El objetivo de este estudio fue identificar los principales fitoquímicos con potencial para ser usados como tratamiento de la retinopatía diabética. Para lograr este cometido se llevó a cabo una revisión de la literatura publicada entre el enero 2017 y de junio 2021 utilizando las bases de datos WOS, PubMed y Scopus en inglés y español, con el fin de recopilar evidencia científica actualizada sobre el uso y efectos de fitoquímicos en la retinopatía diabética. Diversas familias de fitoquímicos útiles fueron identificadas, entre estas las más comunes fueron las de origen fenólico, aunque menos comunes también se encontraron carotenoides, terpenos y preparaciones constituidas por varias especies de plantas y fitoquímicos. Sus mecanismos de acción también fueron identificados, siendo los más comunes la supresión de la neovascularización mediada por VEGF, la protección y restauración de la barrera hematorretinal, la reducción en la actividad de las especies reactivas del oxígeno y el efecto antiinflamatorio. Dada la evidencia respecto a la utilidad de los fitoquímicos para el tratamiento de la retinopatía diabética, mayores investigaciones deben ser realizadas.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT Type 2 diabetes mellitus represents one of the main public health problems worldwide today. Among the main complications generated by this disease is diabetic retinopathy, which can lead to permanent vision loss. For this reason, research on treatments for this pathology is increasing. This is why treatments based on chemicals obtained from medicinal plants are widely investigated as they could provide a safer, less costly and less toxic alternative to standard medicine for the treatment of this eye disease of high incidence worldwide. The aim of this study was to identify the main phytochemicals with potential to be used as treatment for diabetic retinopathy. In order to achieve this purpose, a review of the literature published between January 2017 and June 2021 was conducted using the WOS, PUBMED and Scopus databases in English and Spanish, in order to compile updated scientific evidence on the use and impact of phytochemicals in diabetic retinopathy. Several families of useful phytochemicals were identified. Among these, the most common were those of phenolic origin, although less common were also found carotenoids, terpenes and blends consisting of various plant species and phytochemicals. Their mechanisms of action were also identified, the most common being suppression of vascular endothelial growth factor-mediated neovascularization, protection and restoration of the blood-retinal barrier, reduction in reactive oxygen species activity and anti-inflammatory effect. Given the evidence regarding the usefulness of phytochemicals for the treatment of diabetic retinopathy, further research should be conducted.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[fitoquímicos]]></kwd>
<kwd lng="es"><![CDATA[retinopatía diabética]]></kwd>
<kwd lng="es"><![CDATA[plantas medicinales]]></kwd>
<kwd lng="es"><![CDATA[fitoterapia]]></kwd>
<kwd lng="es"><![CDATA[fitofarmacología]]></kwd>
<kwd lng="en"><![CDATA[phytochemicals]]></kwd>
<kwd lng="en"><![CDATA[diabetic retinopathy]]></kwd>
<kwd lng="en"><![CDATA[medicinal plants]]></kwd>
<kwd lng="en"><![CDATA[phytotherapy]]></kwd>
<kwd lng="en"><![CDATA[phytopharmacology]]></kwd>
</kwd-group>
</article-meta>
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