{"id":67266,"date":"2008-03-10T00:00:00","date_gmt":"2008-03-10T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-fitoquimico-de-raices-transformadas-de-endemismos-canarios\/"},"modified":"2008-03-10T00:00:00","modified_gmt":"2008-03-10T00:00:00","slug":"estudio-fitoquimico-de-raices-transformadas-de-endemismos-canarios","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/quimica-organica\/estudio-fitoquimico-de-raices-transformadas-de-endemismos-canarios\/","title":{"rendered":"Estudio fitoquimico de raices transformadas de endemismos canarios"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Leonardo Jes\u00fas Amador Diaz <\/strong><\/h2>\n<p>Se ha conseguido inducir y establecer, por primera vez, las condiciones del cultivo in vitro de ra\u00edces transformadas de los endemismos canarios protegidos senecio hermosae (asteraceae) y nepeta teydea (labiatae) utilizando la bacteria agrobacterium rhizogenes. Asimismo, se han establecido y analizado las condiciones \u00f3ptimas del crecimiento de los cultivos de ra\u00edces, confirm\u00e1ndose la transformaci\u00f3n gen\u00e9tica de los mismos por an\u00e1lisis molecular (pcr) de su adn.  de las ra\u00edces transformadas de s. Hermosae se han aislado, mediante diferentes t\u00e9cnicas cromatogr\u00e1ficas, trece compuestos, entre terpenos y alcaloides pirrolizid\u00ednicos. Se describen, por primera vez en la bibliograf\u00eda cient\u00edfica, cuatro nuevos sesquiterpenos con esqueleto de africanano y un nuevo alcaloide pirrolizid\u00ednico que hemos denominado hermosina. se realiza la cuantificaci\u00f3n del angelato de 8\u00edY-hidroxi-african-4(5)-en-3-ona en el cultivo de ra\u00edces transformadas de s. Hermosae. Los resultados obtenidos indicaron que las ra\u00edces transformadas de esta especie se presenta como un sistema muy v\u00e1lido para la producci\u00f3n in vitro de este sesquiterpeno.  la incubaci\u00f3n del angelato de 8\u00edY-hidroxi-african-4(5)-en-3-ona, compuesto mayoritario aislado de las ra\u00edces transformadas del s. Hermosae, con un cultivo del hongo mucor plumbeus, condujo a la obtenci\u00f3n de nuevos derivados del esqueleto africanano.  el estudio cromatogr\u00e1fico y espectrosc\u00f3pico del cultivo de ra\u00edces transformadas de n. Teydea, llev\u00f3 al aislamiento e identificaci\u00f3n estructural de sesquiterpenos, diterpenos del tipo del abietano, triterpenos pentac\u00edclicos y compuestos arom\u00e1ticos. De un total de 21 compuestos aislados, dos de ellos se describen por primera vez como nuevos productos naturales.  se eval\u00faa la actividad bioplaguicida (antialimentaria, t\u00f3xica, citot\u00f3xica y fitot\u00f3xica) de los extractos y metabolitos secundarios aislados de los cultivos de ra\u00edces transformadas de s. Hermosae, n. Teydea y de la transformaci\u00f3n microbiol\u00f3gica. Los resultados obtenidos de actividad biol\u00f3gica permiten ser optimistas a la hora de valorar nuevas perspectivas en el campo de la protecci\u00f3n vegetal.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Estudio fitoquimico de raices transformadas de endemismos canarios<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Estudio fitoquimico de raices transformadas de endemismos canarios <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Leonardo Jes\u00fas Amador Diaz <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 La laguna<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 03\/10\/2008<\/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>Braulio Manuel Fraga Gonz\u00e1lez<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: angel Gutierrez ravelo <\/li>\n<li>Mar\u00eda fe Andr\u00e9s yeves (vocal)<\/li>\n<li>Juan  felipe P\u00e9rez franc\u00e9s (vocal)<\/li>\n<li>zacarias domingo Jorge est\u00e9vez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Leonardo Jes\u00fas Amador Diaz Se ha conseguido inducir y establecer, por primera vez, las condiciones del cultivo 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