{"id":3345536,"date":"2008-07-20T22:42:33","date_gmt":"2008-07-20T23:42:33","guid":{"rendered":"https:\/\/www.ozono21.com\/blog\/3345536\/sin-categoria\/cientificos-de-eeuu-descubren-que-hay-un-gusano-que-ve-aunque-no-tiene-ojos\/"},"modified":"2026-01-30T13:07:29","modified_gmt":"2026-01-30T11:07:29","slug":"gusano-que-ve-y-no-tiene-ojos","status":"publish","type":"post","link":"https:\/\/www.ozono21.com\/blog\/medioambiente\/gusano-que-ve-y-no-tiene-ojos\/","title":{"rendered":"Gusano que ve y no tiene OJOS"},"content":{"rendered":"<p style=\"text-align: justify;\">\n<h2  style=\"text-align: justify;\"><strong><a href=\"https:\/\/www.ozono21.com\/blog\/wp-content\/uploads\/2008\/07\/gusano-que-ve-aunque-no-tiene-ojos.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-full wp-image-5193895\" style=\"MARGIN: 0px 10px 0px 0px; border: 0px;\"  title=\"gusano que ve aunque no tiene ojos\" src=\"https:\/\/www.ozono21.com\/blog\/wp-content\/uploads\/2008\/07\/gusano-que-ve-aunque-no-tiene-ojos.jpg\" alt=\"OJOS\" width=\"125\" height=\"146\" \/><\/a><a href=\"https:\/\/www.ozono21.com\/\" title=\"Ozono21\" target=\"_blank\" rel=\"noopener noreferrer\">Cient\u00edficos de EEUU descubren que hay un gusano que ve aunque no tiene ojos. \u00abEste animal carece de los \u00f3rganos especializados sensibles a la luz que llamamos ojos, pero a\u00fan as\u00ed puede ver la luz\u00bb, cuenta Shawn Xu, profesor de la Universidad de Michigan.<\/a><\/strong><\/h2>\n<p><\/P><\/p>\n<p>FUENTE: Agencia EFE<\/span> (07\/07\/2008)<\/p>\n<p style=\"text-align: justify;\"><strong>\u00bfEs posible ver sin ojos?<\/strong> Antes de responder, piense en la <strong>lombriz C. elegans<\/strong>. El gusano apenas mide un mil\u00edmetro, pero su transparencia y el hecho de que no sea especialmente delicado le convierten en un cobaya de laboratorio perfecto. Tanto, que dos de los \u00faltimos premios Nobel de Medicina (los de 2002 y 2006) est\u00e1n relacionados con el estudio de este peque\u00f1o animal.<\/p>\n<p style=\"text-align: justify;\">Pero, aunque parezca lo contrario, el h\u00e1bitat natural del C. elegans no son los laboratorios de estudios gen\u00e9ticos, sino la tierra. Siempre vive bajo el suelo porque una exposici\u00f3n prolongada a la radiaci\u00f3n ultravioleta A de la luz solar lo mata.<\/P><\/p>\n<p style=\"text-align: justify;\"><big><strong><a href=\"https:\/\/www.ozono21.com\/\" title=\"Ozono21\" target=\"_blank\" rel=\"noopener noreferrer\">Y como en su mil\u00edmetro de longitud la Naturaleza no ha dotado al C. elegans de ojo, los cient\u00edficos cre\u00edan, hasta ahora, que no pod\u00eda detectar la luz. Pero un estudio de la Universidad de Michigan (EE.UU.), publicado en la revista Nature Neuroscience<\/a><\/strong><\/big>, sostiene que pese a no tener ojos el peque\u00f1o gusano ve la luz.<\/p>\n<p style=\"text-align: justify;\">\u00abEste animal carece de los \u00f3rganos especializados sensibles a la luz que llamamos ojos, pero a\u00fan as\u00ed puede ver la luz\u00bb, ha dicho Shawn Xu, el profesor de fisiolog\u00eda molecular que ha encabezado la investigaci\u00f3n.<\/P><\/p>\n<p style=\"text-align: justify;\">Seg\u00fan <strong>Xu y sus colegas Alex Ward y Jie Liu, el C. elegans<\/strong> tiene un primitivo sistema visual que le alerta cuando se aproxima a la superficie. Y tambi\u00e9n tiene la clave \u00abpara estudiar los elementos de construcci\u00f3n del sistema visual y las causas de las enfermedades de los ojos en los humanos\u00bb.<\/P><\/p>\n<p style=\"text-align: justify;\">Los investigadores destacan que los seres humanos y el C. elegans emplean muchas de las mismas reacciones qu\u00edmicas para convertir la energ\u00eda de la luz en se\u00f1ales el\u00e9ctricas. <big><strong><a href=\"https:\/\/www.ozono21.com\/\" title=\"Ozono21\" target=\"_blank\" rel=\"noopener noreferrer\">En otras palabras, el gusano podr\u00e1 usarse para estudiar los componentes que construyen la visi\u00f3n humana y c\u00f3mo trastornos en esas reacciones provocan enfermedades de los ojos.<\/a><\/strong><\/big><\/P><\/p>\n<p style=\"text-align: justify;\">El descubrimiento a\u00f1ade, adem\u00e1s, nuevos datos al debate sobre la evoluci\u00f3n de los ojos, que son una de las estructuras m\u00e1s complejas en la naturaleza.<\/P><\/p>\n<table border=\"3\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td bgcolor=\"#3b7cff\" height=\"25\" width=\"600\" align=\"center\"><strong><a title=\"Actualidad ACCION del OZONO\" href=\"https:\/\/www.ozono21.com\/actualidad-interna\/accion-del-ozono\/423\/\" target=\"_blank\" rel=\"noopener noreferrer\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.ozono21.com\/blog\/wp-content\/uploads\/2014\/06\/Noticias-Relacionadas.png\" alt=\"Noticias Relacionadas\" width=\"600\" height=\"25\" border=\"0\"><\/a><\/strong>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><big><\/p>\n<table border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td height=\"150\" width=\"150\" align=\"center\"><a title=\"OJOS y VISION\" target=\"_blank\" href=\"https:\/\/www.ozono21.com\/blog\/?s=ojos+vision\" rel=\"noopener noreferrer\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.ozono21.com\/blog\/wp-content\/uploads\/2014\/05\/GAFAS-empeoran-la-VISION.jpg\" alt=\"GAFAS empeoran la VISION\" width=\"140\" height=\"130\" class=\"alignright size-full wp-image-5205844\" style=\"MARGIN: 10px 10px 0px 30px; border: 0px;\"  \/><\/a><\/td>\n<td height=\"150\" width=\"300\" style=\"text-align: left; vertical-align: middle;\"><strong><a title=\"OJOS y VISION\" target=\"_blank\" href=\"https:\/\/www.ozono21.com\/blog\/?s=ojos+vision\" rel=\"noopener noreferrer\">OJOS y VISION<\/a><\/strong> <\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><\/big><\/p>\n<div class=\"pvc_clear\"><\/div>\n<p id=\"pvc_stats_3345536\" class=\"pvc_stats total_only  \" data-element-id=\"3345536\" style=\"\"><i class=\"pvc-stats-icon small\" aria-hidden=\"true\"><svg aria-hidden=\"true\" focusable=\"false\" data-prefix=\"far\" data-icon=\"chart-bar\" role=\"img\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 512 512\" class=\"svg-inline--fa fa-chart-bar fa-w-16 fa-2x\"><path fill=\"currentColor\" d=\"M396.8 352h22.4c6.4 0 12.8-6.4 12.8-12.8V108.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v230.4c0 6.4 6.4 12.8 12.8 12.8zm-192 0h22.4c6.4 0 12.8-6.4 12.8-12.8V140.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v198.4c0 6.4 6.4 12.8 12.8 12.8zm96 0h22.4c6.4 0 12.8-6.4 12.8-12.8V204.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v134.4c0 6.4 6.4 12.8 12.8 12.8zM496 400H48V80c0-8.84-7.16-16-16-16H16C7.16 64 0 71.16 0 80v336c0 17.67 14.33 32 32 32h464c8.84 0 16-7.16 16-16v-16c0-8.84-7.16-16-16-16zm-387.2-48h22.4c6.4 0 12.8-6.4 12.8-12.8v-70.4c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v70.4c0 6.4 6.4 12.8 12.8 12.8z\" class=\"\"><\/path><\/svg><\/i> <img loading=\"lazy\" decoding=\"async\" width=\"16\" height=\"16\" alt=\"Loading\" src=\"https:\/\/www.ozono21.com\/blog\/wp-content\/plugins\/page-views-count\/ajax-loader-2x.gif\" border=0 \/><\/p>\n<div class=\"pvc_clear\"><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Cient\u00edficos de EEUU descubren que hay un gusano que ve aunque no tiene ojos. \u00abEste animal carece de los \u00f3rganos especializados sensibles a la luz que llamamos ojos, pero a\u00fan as\u00ed puede ver la luz\u00bb, cuenta Shawn Xu, profesor de &hellip; <a href=\"https:\/\/www.ozono21.com\/blog\/medioambiente\/gusano-que-ve-y-no-tiene-ojos\/\">Sigue leyendo <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n<div class=\"pvc_clear\"><\/div>\n<p id=\"pvc_stats_3345536\" class=\"pvc_stats total_only  \" data-element-id=\"3345536\" style=\"\"><i class=\"pvc-stats-icon small\" aria-hidden=\"true\"><svg aria-hidden=\"true\" focusable=\"false\" data-prefix=\"far\" data-icon=\"chart-bar\" role=\"img\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 512 512\" class=\"svg-inline--fa fa-chart-bar fa-w-16 fa-2x\"><path fill=\"currentColor\" d=\"M396.8 352h22.4c6.4 0 12.8-6.4 12.8-12.8V108.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v230.4c0 6.4 6.4 12.8 12.8 12.8zm-192 0h22.4c6.4 0 12.8-6.4 12.8-12.8V140.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v198.4c0 6.4 6.4 12.8 12.8 12.8zm96 0h22.4c6.4 0 12.8-6.4 12.8-12.8V204.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v134.4c0 6.4 6.4 12.8 12.8 12.8zM496 400H48V80c0-8.84-7.16-16-16-16H16C7.16 64 0 71.16 0 80v336c0 17.67 14.33 32 32 32h464c8.84 0 16-7.16 16-16v-16c0-8.84-7.16-16-16-16zm-387.2-48h22.4c6.4 0 12.8-6.4 12.8-12.8v-70.4c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v70.4c0 6.4 6.4 12.8 12.8 12.8z\" class=\"\"><\/path><\/svg><\/i> <img loading=\"lazy\" decoding=\"async\" width=\"16\" height=\"16\" alt=\"Loading\" src=\"https:\/\/www.ozono21.com\/blog\/wp-content\/plugins\/page-views-count\/ajax-loader-2x.gif\" border=0 \/><\/p>\n<div class=\"pvc_clear\"><\/div>\n","protected":false},"author":1,"featured_media":5193895,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[75,13],"tags":[23,25,72],"class_list":["post-3345536","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-animales","category-medioambiente","tag-animales","tag-insectos","tag-ozono21"],"a3_pvc":{"activated":true,"total_views":4031,"today_views":0},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Gusano que ve y no tiene OJOS<\/title>\n<meta name=\"description\" content=\"Cient\u00edficos de EEUU descubren GUSANO que ve y no tiene OJOS. 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