{"id":4633,"date":"1994-01-01T00:00:00","date_gmt":"1994-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/1994\/01\/01\/genetica-de-la-variabilidad-isoenzimatica-en-el-avellano-identificacion-varietal\/"},"modified":"1994-01-01T00:00:00","modified_gmt":"1994-01-01T00:00:00","slug":"genetica-de-la-variabilidad-isoenzimatica-en-el-avellano-identificacion-varietal","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-de-la-vida\/genetica-de-la-variabilidad-isoenzimatica-en-el-avellano-identificacion-varietal\/","title":{"rendered":"Genetica de la variabilidad isoenzimatica en el avellano: identificacion varietal"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Merce Rovira Cambra <\/strong><\/h2>\n<p>El estudio del polimorfismo de los isoenzimas en 9 descendencias de avellano (corylus avellana l.) utilizando extractos de hoja y de polen, ha permitido establecer la genetica de seis sistemas enzimaticos en esta especie: aconitasa (aco), 6-fosfogluconato deshidrogenasa (6-pgd), fosfoglucoisomerasa (pgi), fosfoglucomutasa (pgm), glutamato oxalacetato transaminasa (got) y malato deshidrogenasa (mdh).  la variacion observada se ha podido explicar por la existencia de 10 genes de herencia mendeliana: aco-1, aco-2, 6pgd-2, pgi-2, pgi-3, pgm-1, pgm-2, pgm-3, got-2 y mdh-1, y un total de 28 alelos.  la cosegragacion no independiente de siete genes, ha revelado la existencia de 3 grupos de ligamento:  aco-2-pgm-2-6pgd-2, pgm-1-pgm-3 y mdh-1-pgi-2, lo que ha permitido elaborar el primer mapa de ligamiento en el avellano.  la gran variabilidad mostrada por estos seis sistemas enzimaticos en el avellano, ha hecho posible la identificacion de 74 variedades con un genotipo unico, de las 119 estudiadas. Los resultados obtenidos han confirmado sinonimias y han permitido la posible identificacion de algunas otras de nuevas. Los parametros poblacionales analizados, situan al avellano con unos niveles de variabilidad proximos al de otras especies alogamas. Los valores calculados de la identidad genetica, sugieren que todas las variedades cultivadas de avellano pertenecen a una sola especie.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Genetica de la variabilidad isoenzimatica en el avellano: identificacion varietal<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Genetica de la variabilidad isoenzimatica en el avellano: identificacion varietal <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Merce Rovira Cambra <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Lleida<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1994<\/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>Pere Arus Gorina<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Francisco Garcia Olmedo <\/li>\n<li>Rafael Socias Company (vocal)<\/li>\n<li> Benito Jimenez Mario Cesar (vocal)<\/li>\n<li>Joan Tous Marti (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Merce Rovira Cambra El estudio del polimorfismo de los isoenzimas en 9 descendencias de avellano (corylus avellana [&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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