{"id":10725,"date":"2021-01-06T00:34:12","date_gmt":"2021-01-06T05:34:12","guid":{"rendered":"https:\/\/nebula.org\/blog\/genetica-del-vih-samson-1996\/"},"modified":"2021-02-20T20:51:03","modified_gmt":"2021-02-21T01:51:03","slug":"genetica-del-vih-samson-1996","status":"publish","type":"post","link":"https:\/\/nebula.org\/blog\/es\/genetica-del-vih-samson-1996\/","title":{"rendered":"Resistencia al VIH (Samson, 1996)"},"content":{"rendered":"\n<p><strong>T\u00cdTULO DEL ESTUDIO:<\/strong><a rel=\"noreferrer noopener\" href=\"https:\/\/www.ncbi.nlm.nih.gov\/pubmed\/8751444\" target=\"_blank\"> Resistencia a la infecci\u00f3n por VIH-1 en individuos cauc\u00e1sicos portadores de alelos mutantes del gen del receptor de quimiocinas CCR-5<\/a><\/p>\n\n<p><strong>RESUMEN:<\/strong> Identificaci\u00f3n de una variante gen\u00e9tica com\u00fan que confiere resistencia al virus de la inmunodeficiencia humana (VIH).<\/p>\n\n<p><strong>VISI\u00d3N GENERAL:<\/strong> El virus de la inmunodeficiencia humana (VIH) destruye el sistema inmunol\u00f3gico al eliminar los gl\u00f3bulos blancos necesarios para combatir las infecciones. Esta enfermedad se llama s\u00edndrome de inmunodeficiencia adquirida (SIDA). CCR5 es una prote\u00edna en la superficie de los gl\u00f3bulos blancos, que se une al VIH y se usa para ingresar a las c\u00e9lulas. Este estudio analiz\u00f3 el gen CCR5 en m\u00e1s de 1400 individuos de ascendencia europea para encontrar variantes gen\u00e9ticas que puedan estar relacionadas con el riesgo de infecci\u00f3n por VIH. El estudio descubri\u00f3 que una variante relativamente com\u00fan (una deleci\u00f3n de 32 bases) confiere una resistencia casi total a la infecci\u00f3n por VIH si est\u00e1 presente en ambas copias del gen CCR5. Una prote\u00edna CCR5 que alberga esta variante aparentemente no puede ser utilizada eficientemente por el VIH para ingresar a los gl\u00f3bulos blancos.<\/p>\n\n<p><strong>\u00bfSAB\u00cdAS?<\/strong> Si bien la variante gen\u00e9tica en el gen CCR5 que confiere resistencia al VIH es relativamente com\u00fan en individuos de ascendencia europea, no se encuentra en individuos de ascendencia africana. <a rel=\"noreferrer noopener\" href=\"https:\/\/www.cdc.gov\/hiv\/basics\/prevention.html\" target=\"_blank\">[SOURCE]<\/a><\/p>\n\n<p><strong>RESULTADOS DE LA MUESTRA:<\/strong> M\u00e1s informaci\u00f3n sobre el<a href=\"https:\/\/nebula.org\/blog\/es\/nebulosa-biblioteca-desbloqueo-investigacion-genetica\/\"> Biblioteca de investigaci\u00f3n de nebulosa<\/a> . <\/p>\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/nebula.org\/whole-genome-sequencing\/\"><img decoding=\"async\" width=\"1024\" height=\"375\" src=\"http:\/\/nebula.org\/blog\/wp-content\/uploads\/2020\/01\/Nebula-personalized-results-genomics-1024x375.png\" alt=\"Resultados de muestras de resistencia al VIH\" class=\"wp-image-1066\" srcset=\"https:\/\/nebula.org\/blog\/wp-content\/uploads\/2020\/01\/Nebula-personalized-results-genomics-1024x375.png 1024w, https:\/\/nebula.org\/blog\/wp-content\/uploads\/2020\/01\/Nebula-personalized-results-genomics-300x110.png 300w, https:\/\/nebula.org\/blog\/wp-content\/uploads\/2020\/01\/Nebula-personalized-results-genomics-768x281.png 768w, https:\/\/nebula.org\/blog\/wp-content\/uploads\/2020\/01\/Nebula-personalized-results-genomics-1536x562.png 1536w, https:\/\/nebula.org\/blog\/wp-content\/uploads\/2020\/01\/Nebula-personalized-results-genomics.png 924w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n<p><\/p>\n\n<p><strong>VARIANTES ANALIZADAS:<\/strong> rs333<\/p>\n\n<p><strong>RECURSOS ADICIONALES:<\/strong><br\/><a rel=\"noreferrer noopener\" href=\"https:\/\/www.hiv.gov\/hiv-basics\/overview\/about-hiv-and-aids\/what-are-hiv-and-aids\" target=\"_blank\">\u00bfQu\u00e9 son el VIH y el SIDA?<\/a><br\/><a rel=\"noreferrer noopener\" href=\"https:\/\/www.youtube.com\/watch?v=5g1ijpBI6Dk\" target=\"_blank\">VIH y SIDA (video)<\/a><\/p>\n\n<p><strong>ACTUALIZACI\u00d3N SEMANAL:<\/strong> 15 de febrero de 2020<\/p>\n","protected":false},"excerpt":{"rendered":"<p>T\u00cdTULO DEL ESTUDIO: Resistencia a la infecci\u00f3n por VIH-1 en individuos cauc\u00e1sicos portadores de alelos mutantes del gen del receptor de quimiocinas CCR-5 RESUMEN: Identificaci\u00f3n de una variante gen\u00e9tica com\u00fan que confiere resistencia al virus de la inmunodeficiencia humana (VIH). &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"ast-button\" href=\"https:\/\/nebula.org\/blog\/es\/genetica-del-vih-samson-1996\/\"> <span class=\"screen-reader-text\">Resistencia al VIH (Samson, 1996)<\/span> Leer m\u00e1s \u00bb<\/a><\/p>\n","protected":false},"author":12,"featured_media":5794,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"site-sidebar-layout":"default","site-content-layout":"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":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","_FSMCFIC_featured_image_caption":"","_FSMCFIC_featured_image_nocaption":"","_FSMCFIC_featured_image_hide":"","footnotes":""},"categories":[4982],"tags":[],"class_list":["post-10725","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-informes"],"yoast_head":"<!-- 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