{"id":27187,"date":"2018-03-09T09:19:20","date_gmt":"2018-03-09T09:19:20","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/lethal-and-sublethal-interactions-between-optical-brighteners-and-nucleopolyhedrovirus-in-spodoptera-frugiperda-j-e-smith-lepidoptera-noctuidae\/"},"modified":"2018-03-09T09:19:20","modified_gmt":"2018-03-09T09:19:20","slug":"lethal-and-sublethal-interactions-between-optical-brighteners-and-nucleopolyhedrovirus-in-spodoptera-frugiperda-j-e-smith-lepidoptera-noctuidae","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/publica-de-navarra\/lethal-and-sublethal-interactions-between-optical-brighteners-and-nucleopolyhedrovirus-in-spodoptera-frugiperda-j-e-smith-lepidoptera-noctuidae\/","title":{"rendered":"Lethal and sublethal interactions between optical brighteners and nucleopolyhedrovirus in spodoptera frugiperda (j. e. smith) (lepidoptera noctuidae)"},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Martinez Castillo Ana Mabel <\/strong><\/h2>\n<p>En este trabajo se ha evaluado el efecto de varios abrillantadores opticos, pertenecientes a cuatro grupos quimicos diferentes, sobre la actividad insecticida de un nucleopoliedrovirus (sfmnpv) en larvas del tercer estadio de spodoptera frugiperda (j. E. Smith) (lepidoptera: noctuidae), la plaga mas importante del maiz en la america latina. Los abrillantadores opticos blancophor bbh y calcofluor m2r, ambos derivados del estilbeno, fueron los mas efectivos de las 10 sustancias evaluadas. La incorporacion de calcofluorm2r al 0,1 % (peso\/vol) en la suspension del virus tuvo un efecto potenciador de 2,7 6,5 y 61,6 veces en el segundo, tercero y cuarto estadios larvarios. por otro lado la incorporacion de tinopal unpa-gx al 0,1 o 0,05 % (peso\/vol) en la dieta de s. Frugiperda redujo significativamente el peso de las larvas y las pupas hasta en un 28 y 13%, respectivamente. Tambien se evaluo el efecto de un abrillantado optico (tinopal lpw al 0,1% ) sobre el desarrolo de resistencia de s. Frugiperda al sfmnpv en dos poblaciones de laboratorio. estos resultados mostraron que la presencia del tinopal lpw solo o en mezclas con el virus no produjo cambios sistematicos en la resistencia del insecto en ninguno de los experimentos. La influencia del abrillantador optico administrado en mezclas con el sfmnpv sobre la frecuencia de infecciones subletales en diferentes estados del desarrollo del s. Frugiperda se determino mediante la tecnica molecular de la transciptasa inversa seguida de la reaccion en cadena de la polimerasa (rt-pcr). La deteccion de infecciones subletales vario entre el 5 y 41% dependiendo del estado de desarrollo del insecto y del gen utilizado para la deteccion del virus. El intervalo de tiempo  que transcurrio desde la inoculacion y  la probabilidad de detectar la infeccion subletal estuvieron negativamente correlacionadas, lo cual sugiere que los insectos durante su desarrollo pueden ser capaces de librarse de la infeccion.  se co<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Lethal and sublethal interactions between optical brighteners and nucleopolyhedrovirus in spodoptera frugiperda (j. e. smith) (lepidoptera noctuidae)<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Lethal and sublethal interactions between optical brighteners and nucleopolyhedrovirus in spodoptera frugiperda (j. e. smith) (lepidoptera noctuidae) <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Martinez Castillo Ana Mabel <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 P\u00fablica de navarra<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 28\/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>Primitivo Caballero Murillo<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: pedro Casta\u00f1era dominguez <\/li>\n<li>Miguel Lopez  ferber (vocal)<\/li>\n<li>enrique Vargas osuna (vocal)<\/li>\n<li>pedro Hernandez crespo (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Martinez Castillo Ana Mabel En este trabajo se ha evaluado el efecto de varios abrillantadores opticos, pertenecientes [&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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