{"id":26771,"date":"2003-11-11T00:00:00","date_gmt":"2003-11-11T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-de-las-relaciones-entre-pesticidas-organoclorados-acidos-grasos-poliinsaturados-y-antioxidantes-no-enzimaticos-presentes-en-leche-humana\/"},"modified":"2003-11-11T00:00:00","modified_gmt":"2003-11-11T00:00:00","slug":"estudio-de-las-relaciones-entre-pesticidas-organoclorados-acidos-grasos-poliinsaturados-y-antioxidantes-no-enzimaticos-presentes-en-leche-humana","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-de-las-relaciones-entre-pesticidas-organoclorados-acidos-grasos-poliinsaturados-y-antioxidantes-no-enzimaticos-presentes-en-leche-humana\/","title":{"rendered":"Estudio de las relaciones entre pesticidas organoclorados, \u00e1cidos grasos poliinsaturados y antioxidantes no enzim\u00e1ticos presentes en leche humana"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Antonio  Emilio Jerez Calero <\/strong><\/h2>\n<p>Este trabajo de investigaci\u00f3n pretende demostrar, una vez m\u00e1s, la contaminaci\u00f3n de la leche materna en mujeres lactantes del sur de espa\u00f1a y, consiguientemente, la del reci\u00e9n nacido lactado al pecho por los pesticidas organoclorados (po). Se trata de establecer la posible relaci\u00f3n entre los po, por una parte, y los agpi-cl y las vitaminas a y e, por otra, en su eliminaci\u00f3n a trav\u00e9s de la leche calostral (c), de transici\u00f3n (t) y madura (m).  para conocer los h\u00e1bitos alimentarios de las mujeres se realiz\u00f3 una encuesta diet\u00e9tica tipo \u00abrecuerdo de 24 horas\u00bb, que se hizo coincidir con cada una de las tres etapas de lactancia (c, t y m). La evaluaci\u00f3n de las encuestas se realiz\u00f3 mediante un programa inform\u00e1tico que transforma los alimentos en sus correspondientes nutrientes.  se recogieron asimismo un total de 64 muestras de leche materna procedente de mujeres voluntarias sanas del sur de espa\u00f1a, de edades comprendidas entre 17 y 35 a\u00f1os; 25 muestras de c, 24 de t y 15 de m.  los po fueron medidos por cormatograf\u00eda de gas-l\u00edquido (hplc) y detector de captura de electrones, confirm\u00e1ndose los resultados mediante cromatograf\u00eda de gases (cg) y espectrometr\u00eda de masas (em). Los agpi se obtuvieron por el m\u00e9todo de lep\u00ed\u00a0ge (hplc). Para la determinaci\u00f3n de vitaminas a y e en leche humana se utiliz\u00f3 un m\u00e9todo de hplc en fase reversa con un detector ultravioleta.  se ha evidenciado una larga lista de pesticidas organoclorados presentes en la leche humana, como el lindano, aldr\u00edn, dieldrin, mirex, clordano, endosulf\u00e1n (y sus metabolitos), ddt (y sus metabolitos) y metoxicloro. no se han encontrado diferencias estad\u00edsticamente significativas para las concentraciones de todos estos disruptores endocrinos desde c hasta m, excepto para endosulf\u00e1n lactona y metoxicloro, que aumentan. Se han objetivado correlaciones entre algunos po y agpi en leche materna (v.G endosuf\u00e1n lactona y \u00e1cido linol\u00e9nico: r=0.378, p=0.006; endosulf<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Estudio de las relaciones entre pesticidas organoclorados, \u00e1cidos grasos poliinsaturados y antioxidantes no enzim\u00e1ticos presentes en leche humana<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Estudio de las relaciones entre pesticidas organoclorados, \u00e1cidos grasos poliinsaturados y antioxidantes no enzim\u00e1ticos presentes en leche humana <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Antonio  Emilio Jerez Calero <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Granada<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 11\/11\/2003<\/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>Cristina Campoy Folgoso<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Juan  Antonio Molina font <\/li>\n<li>Miguel Garcia fuentes (vocal)<\/li>\n<li>nicolas Olea serrano (vocal)<\/li>\n<li> Fraga berm\u00fadez Jos\u00e9 Mar\u00eda (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Antonio Emilio Jerez Calero Este trabajo de investigaci\u00f3n pretende demostrar, una vez m\u00e1s, la contaminaci\u00f3n de la [&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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