<?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>2311-2581</journal-id>
<journal-title><![CDATA[Journal of the Selva Andina Animal Science]]></journal-title>
<abbrev-journal-title><![CDATA[J.Selva Andina Anim. Sci.]]></abbrev-journal-title>
<issn>2311-2581</issn>
<publisher>
<publisher-name><![CDATA[Journal of the Selva Andina Animal Science.Fundación Selva Andina Research Society.Departamento de Enseñanza e Investigación en Bioquímica & Microbiología.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2311-25812024000200045</article-id>
<article-id pub-id-type="doi">10.36610/j.jsaas.2024.110200045</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Parámetros de los metabolitos sanguíneos de vacas Brown Swiss en producción de la Región Puno. Una evaluación según el número de partos]]></article-title>
<article-title xml:lang="en"><![CDATA[Parameters of blood metabolites from Brown Swiss cows in production in the Puno Region. An evaluation according to the number of births]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Coila Añasco]]></surname>
<given-names><![CDATA[Pedro Ubaldo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Velarde Ccallo]]></surname>
<given-names><![CDATA[Florentina]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hañari Quispe]]></surname>
<given-names><![CDATA[Renán Dilton]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Aliaga Tapia]]></surname>
<given-names><![CDATA[Mery Luz]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ruelas Calloapaza]]></surname>
<given-names><![CDATA[Domingo Alberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Nacional del Altiplano Facultad de Medicina Veterinaria y Zootecnia ]]></institution>
<addr-line><![CDATA[Puno ]]></addr-line>
<country>Peru</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Investigador independiente  ]]></institution>
<addr-line><![CDATA[Puno ]]></addr-line>
<country>Perú</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2024</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2024</year>
</pub-date>
<volume>11</volume>
<numero>2</numero>
<fpage>45</fpage>
<lpage>53</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.bo/scielo.php?script=sci_arttext&amp;pid=S2311-25812024000200045&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.bo/scielo.php?script=sci_abstract&amp;pid=S2311-25812024000200045&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.bo/scielo.php?script=sci_pdf&amp;pid=S2311-25812024000200045&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen La producción de leche de vaca es una actividad económica importante y creciente en la Región Puno-Perú, siendo la raza Brown Swiss la que mejor se adaptó a las condiciones altiplánicas del Perú, situada por encima de los 3800 m.s.n.m. El objetivo del estudio fue evaluar algunos parámetros bioquímicos en suero sanguíneo de vacas en producción de raza Brown Swiss en función al número de partos, se analizaron muestras sanguíneas de 30 animales (10 de primer parto, 10 de segundo parto y 10 de tercer parto a más) procedentes del distrito de Vilque, Puno. Se cuantificaron los niveles séricos de proteínas totales, albúminas, globulinas, relación albúmina/globulina y urea (perfil proteico), triglicéridos y colesterol total (perfil lipídico) mediante técnicas colorimétricas-espectrofotométricas en el Laboratorio de Bioquímica de la Facultad de Medicina Veterinaria de la Universidad Nacional del Altiplano. Los datos fueron analizados en un diseño completamente al azar con el software InfoStat 2020e, considerando al número de partos como variable independiente. Los resultados del perfil de proteínas con una media general de 7.44 g dL-1, 3.73 g dL-1, 3.72 g dL-1, 1.01, y 31.85 mg dL-1 para proteínas totales, albúminas, globulinas, relación albúmina/globulina y urea, respectivamente (p&gt;0.05), en el perfil de lípidos una media general de 15.11 mg dL-1 y 150.17 mg dL-1 para triglicéridos y colesterol total, respectivamente (p&gt;0.05). Se concluye, que los niveles séricos de proteínas totales, albúminas, globulinas, relación albúmina/globulina, urea, triglicéridos y colesterol total, no son influenciados por el número de partos de las vacas en producción de la región Puno.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Cow's milk production is an important and growing economic activity in the Puno-Peru Region, being the Brown Swiss breed the best adapted to the Altiplano conditions of Peru, located above 3800 meters above sea level. The objective of the study was to evaluate some biochemical parameters in blood serum of Brown Swiss cows in production according to the number of calving&#8217;s. Blood samples from 30 animals (10 first calving, 10 second calving and 10 from third calving and more) from the district of Vilque, Puno, were analyzed. Serum levels of total protein, albumin, globulin, albumin/globulin ratio and urea (protein profile), triglycerides and total cholesterol (lipid profile) were quantified by colorimetric-spectrophotometric techniques at the Biochemistry Laboratory of the Faculty of Veterinary Medicine, Universidad Nacional del Altiplano. The data were analyzed in a completely randomized design with InfoStat 2020e software, considering the number of calving&#8217;s as an independent variable. The results of the protein profile with an overall mean of 7.44 g dL-1, 3.73 g dL-1, 3.72 g dL-1, 1.01, and 31.85 mg dL-1 for total proteins, albumins, globulins, albumin/globulin ratio and urea, respectively (p&gt;0.05), in the lipid profile an overall mean of 15.11 mg dL-1 and 150.17 mg dL-1 for triglycerides and total cholesterol, respectively (p&gt;0.05). It is concluded that serum levels of total protein, albumin, globulin, albumin/globulin ratio, urea, triglycerides and total cholesterol are not influenced by the number of calvings of cows in production in the Puno region.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Proteínas]]></kwd>
<kwd lng="es"><![CDATA[urea]]></kwd>
<kwd lng="es"><![CDATA[triglicéridos]]></kwd>
<kwd lng="es"><![CDATA[colesterol]]></kwd>
<kwd lng="es"><![CDATA[suero]]></kwd>
<kwd lng="es"><![CDATA[vaca]]></kwd>
<kwd lng="es"><![CDATA[partos]]></kwd>
<kwd lng="en"><![CDATA[Protein]]></kwd>
<kwd lng="en"><![CDATA[urea]]></kwd>
<kwd lng="en"><![CDATA[triglycerides]]></kwd>
<kwd lng="en"><![CDATA[cholesterol]]></kwd>
<kwd lng="en"><![CDATA[serum]]></kwd>
<kwd lng="en"><![CDATA[cow]]></kwd>
<kwd lng="en"><![CDATA[calving&#8217;s]]></kwd>
</kwd-group>
</article-meta>
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