{"id":88306,"date":"2018-03-10T00:13:17","date_gmt":"2018-03-10T00:13:17","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/el-recuento-de-celulas-somaticas-en-la-leche-de-cabra-factores-de-variacion-y-efecto-sobre-la-produccion-y-composicion-de-la-leche\/"},"modified":"2018-03-10T00:13:17","modified_gmt":"2018-03-10T00:13:17","slug":"el-recuento-de-celulas-somaticas-en-la-leche-de-cabra-factores-de-variacion-y-efecto-sobre-la-produccion-y-composicion-de-la-leche","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-agrarias\/el-recuento-de-celulas-somaticas-en-la-leche-de-cabra-factores-de-variacion-y-efecto-sobre-la-produccion-y-composicion-de-la-leche\/","title":{"rendered":"El recuento de c\u00e9lulas som\u00e1ticas en la leche de cabra; factores de variaci\u00f3n y efecto sobre la producci\u00f3n y composici\u00f3n de la leche."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Bernardo Mart\u00ednez Navalon <\/strong><\/h2>\n<p>Con el objetivo de conocer la importancia de los factores infecciosos y no infecciosos que modifican el recuento de c\u00e9lulas som\u00e1ticas (rcs), as\u00ed como la influencia de la mamitis sobre la producci\u00f3n y composici\u00f3n (grasa, prote\u00edna y lactosa) de la leche, se ha realizado el seguimiento mensual, durante una lactancia completa, a 223 cabras de raza murciano-granadina,pertenecientes a dos reba\u00f1os comerciales.  los factores no infecciosos que ha presentado un efecto significativo sobre el rcs han sido el mes de lactaci\u00f3n, n\u00famero de lactaci\u00f3n, nivel productivo y fracci\u00f3n de orde\u00f1o. Tambi\u00e9n se ha observado que, en ausencia de infecci\u00f3n. algunos animales muestran elevaciones bruscas y puntales del rcs.  los miscroorganismos que elevaron en mayor medida el rcs (media geom\u00e9trica mg:&gt; 5.000.000 c\u00e9lulas\/ml) fueron s. Aureus, estreptococos y bacilos gram negativos. Dentro del grupo de estafilococos coagulasa negativos (ecn), s. Simulans y s. Epidermidis presentaron una mg de los recuentos superiores a 1.000.000 c\u00e9lulas\/ml, mientras que en el resto de ecn (s.Xylosus, s. caprae, s. Capitis y s. Chromogenes) la mg de los recuentos fueron inferiores a 1.000.000 c\u00e9lulas\/ml. En las gl\u00e1ndulas no infectadas la mg del rcs se situ\u00f3 en 330.000 c\u00e9lulas\/ml.  la relaci\u00f3n entre el virus de la aec y el rcs dependi\u00f3 del estado sanitario de la gl\u00e1ndula mamaria: en gl\u00e1ndulas libres de infecci\u00f3n bacteriana el virus aec aument\u00f3 los recuentos (398,000 vs 322,000 c\u00e9lulas\/ml), mientras que en gl\u00e1ndulas infectadas los disminuy\u00f3 (990,000 vs 1,227,000 c\u00e9lulas\/ml).  en general, las infecciones puntuales, as\u00ed como las persistentes ocasionadas por ecn, no afectaron significativamente a la producic\u00f3n  ni composici\u00f3n de la leche. Por el contrario, las infeciones persistentes provadas pro pat\u00f3genos mayores provocaron, por una parte, una disminuci\u00f3n significativa de la producci\u00f3n l\u00e1ctea y el porcentaje de grasa y lactosa y, por otra parte, un<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>El recuento de c\u00e9lulas som\u00e1ticas en la leche de cabra; factores de variaci\u00f3n y efecto sobre la producci\u00f3n y composici\u00f3n de la leche.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 El recuento de c\u00e9lulas som\u00e1ticas en la leche de cabra; factores de variaci\u00f3n y efecto sobre la producci\u00f3n y composici\u00f3n de la leche. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Bernardo Mart\u00ednez Navalon <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Polit\u00e9cnica de Valencia<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 22\/12\/2000<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>Direcci\u00f3n y tribunal<\/h3>\n<ul>\n<li><strong>Director de la tesis<\/strong>\n<ul>\n<li>Crist\u00f3fol Peris Ribera<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: pilar (secretario) Molina pons <\/li>\n<li>Antonio Contreras de vera (vocal)<\/li>\n<li> Suchi i marti xavier (vocal)<\/li>\n<li>  (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Bernardo Mart\u00ednez Navalon Con el objetivo de conocer la importancia de los factores infecciosos y no infecciosos [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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