<?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>2079-3480</journal-id>
<journal-title><![CDATA[Cuban Journal of Agricultural Science]]></journal-title>
<abbrev-journal-title><![CDATA[Cuban J. Agric. Sci.]]></abbrev-journal-title>
<issn>2079-3480</issn>
<publisher>
<publisher-name><![CDATA[Editorial del Instituto de Ciencia Animal]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2079-34802022000200002</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Phytobiotic additives and their effect on the productive performance of pigs]]></article-title>
<article-title xml:lang="es"><![CDATA[Aditivos fitobióticos y su efecto en el desempeño productivo de cerdos]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Caicedo]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Margoth Chinque]]></surname>
<given-names><![CDATA[Deisy]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Jimena Grefa]]></surname>
<given-names><![CDATA[Vanessa]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Estatal Amazónica Facultad de Ciencias de la Tierra ]]></institution>
<addr-line><![CDATA[Puyo Pastaza]]></addr-line>
<country>Ecuador</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Granja Agropecuaria Caicedo  ]]></institution>
<addr-line><![CDATA[Puyo Pastaza]]></addr-line>
<country>Ecuador</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2022</year>
</pub-date>
<volume>56</volume>
<numero>2</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S2079-34802022000200002&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S2079-34802022000200002&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S2079-34802022000200002&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT Phytobiotics are bioactive principles found in the roots, stems, leaves and fruits of plants and are supplied in the pig diet as essential oils, powders and extracts. These additives are used as food palatability improvers, they increase the secretory production of salivary glands, stomach juices, pancreatic enzymes and hepatic bile acids. They are also involved in the functioning of the enzymes of the intestinal mucosa and intestinal brush border, in gastric and intestinal motility, endocrine stimulation and in antioxidant and anti-inflammatory activity, as well as in intestinal health and productive performance. These compounds show bactericidal effects against Enterococcus faecalis, Clostridium spp, Staphylococcus aureus, Escherichia coli and Salmonella spp. Due to the action they exert on the cell membrane, they cause instabilities that compromise the osmotic balance and cause the lysis of the bacteria. In addition, they show immunomodulatory action, since they can act on T cells, B cells, NK cells (Natural Killer) and macrophages. For these reasons, different researchers are carried out internationally with the aim of evaluating the effect of phytobiotic additives on microbiological, immunological, histological, blood, productive and reproductive indicators in pigs. This review aims to assess the use of phytobiotic additives (essential oils, powders and extracts) in the different stages of pig production. Results of the bioactive components of essential oils, powders, plant extracts and production rates in the different pig categories are shown.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN Los fitobióticos constituyen principios bioactivos que se encuentran en raíces, tallos, hojas y frutos de las plantas y se suministran en la dieta de los cerdos en forma de aceites esenciales, polvos y extractos. Estos aditivos se utilizan como mejoradores de la palatabilidad del alimento, aumentan la producción secretora de glándulas salivares, jugos estomacales, enzimas pancreáticas y ácidos biliares hepáticos. Intervienen también en el funcionamiento de las enzimas de la mucosa intestinal y borde del cepillo intestinal, en la motilidad gástrica e intestinal, la estimulación endocrina y en la actividad antioxidante y antiinflamatoria, así como en la salud intestinal y en el desempeño productivo. Estos compuestos muestran efectos bactericidas ante Enterococcus faecalis, Clostridium spp, Staphylococcus aureus, Escherichia coli y Salmonella spp. Debido a la acción que ejercen sobre la membrana celular, ocasionan inestabilidades que comprometen el equilibrio osmótico y provocan la lisis de la bacteria. Además, muestran acción inmunomoduladora, ya que pueden actuar sobre las células T, células B, células NK (Natural Killer) y macrófagos. Por estas razones, a nivel internacional se realizan diferentes investigaciones con la finalidad de evaluar el efecto de los aditivos fitobióticos en indicadores microbiológicos, inmunológicos, histológicos, sanguíneos, productivos y reproductivos en los cerdos. Esta reseña tiene como objetivo valorar el uso de aditivos fitobióticos (aceites esenciales, polvos y extractos) en las diferentes etapas de producción del ganado porcino. Se muestran resultados de los componentes bioactivos de los aceites esenciales, polvos, extractos vegetales e índices productivos en las diferentes categorías porcinas.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[antidiarrheal]]></kwd>
<kwd lng="en"><![CDATA[antioxidant]]></kwd>
<kwd lng="en"><![CDATA[bioactive components]]></kwd>
<kwd lng="en"><![CDATA[plants]]></kwd>
<kwd lng="en"><![CDATA[intestinal health]]></kwd>
<kwd lng="en"><![CDATA[pigs]]></kwd>
<kwd lng="es"><![CDATA[antidiarreico]]></kwd>
<kwd lng="es"><![CDATA[antioxidante]]></kwd>
<kwd lng="es"><![CDATA[componentes bioactivos]]></kwd>
<kwd lng="es"><![CDATA[plantas]]></kwd>
<kwd lng="es"><![CDATA[salud intestinal]]></kwd>
<kwd lng="es"><![CDATA[porcinos]]></kwd>
</kwd-group>
</article-meta>
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