{"id":25920,"date":"2020-11-25T16:44:40","date_gmt":"2020-11-25T22:44:40","guid":{"rendered":"https:\/\/goldenti.com\/site\/?p=25920"},"modified":"2020-11-25T16:44:42","modified_gmt":"2020-11-25T22:44:42","slug":"centros-donostiarras-trabajan-con-nanoparticulas-para-tratar-afecciones-pulmonares","status":"publish","type":"post","link":"https:\/\/goldenti.com\/site\/centros-donostiarras-trabajan-con-nanoparticulas-para-tratar-afecciones-pulmonares\/","title":{"rendered":"Centros donostiarras trabajan con nanopart\u00edculas para tratar afecciones pulmonares"},"content":{"rendered":"\n<p class=\"has-text-color has-background has-text-align-center has-very-dark-gray-color has-cyan-bluish-gray-background-color\"><strong>La novedosa t\u00e9cnica nano-FTIR permite medir e identificar por primera vez el contenido de f\u00e1rmaco en una nanopart\u00edcula individual.<\/strong><\/p>\n\n\n\n<div class=\"wp-block-image is-style-rounded\"><figure class=\"aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"610\" height=\"342\" src=\"https:\/\/goldenti.com\/site\/wp-content\/uploads\/2020\/11\/imagen-49.png\" alt=\"\" class=\"wp-image-25922\" srcset=\"https:\/\/goldenti.com\/site\/wp-content\/uploads\/2020\/11\/imagen-49.png 610w, https:\/\/goldenti.com\/site\/wp-content\/uploads\/2020\/11\/imagen-49-300x168.png 300w\" sizes=\"(max-width: 610px) 100vw, 610px\" \/><\/figure><\/div>\n\n\n\n<p><strong>Los centros donostiarras<\/strong> <span style=\"color:#a30003\" class=\"has-inline-color\"><strong>CIC nanoGUNE y KUSUDAMA Therapeutics SL<\/strong> <\/span><strong>han colaborado en el estudio de la<\/strong> <span style=\"color:#a30003\" class=\"has-inline-color\"><strong>medici\u00f3n de la carga real de los f\u00e1rmacos en las nanopart\u00edculas<\/strong> <strong>individuales<\/strong><\/span> <strong>para el tratamiento de diversas <span style=\"color:#a30003\" class=\"has-inline-color\">afecciones pulmonares.<\/span><\/strong><\/p>\n\n\n\n<p><strong>Seg\u00fan explica el centro de investigaci\u00f3n,<\/strong> <strong><span style=\"color:#a30003\" class=\"has-inline-color\">las nanopart\u00edculas<\/span>, debido a su tama\u00f1o, presentan <span style=\"color:#a30003\" class=\"has-inline-color\">propiedades f\u00edsicas muy diferentes a los materiales macrosc\u00f3picos<\/span>, aunque tengan la misma composici\u00f3n qu\u00edmica. Por ello, el uso de las nanopart\u00edculas para administrar f\u00e1rmacos ha supuesto una revoluci\u00f3n tanto en el campo de la nanotecnolog\u00eda como en el campo de la medicina.<\/strong><\/p>\n\n\n\n<p><strong>\u201cA la hora de administrar un f\u00e1rmaco, es esencial administrarlo de manera efectiva en los lugares deseados para que su rendimiento sea eficaz.<\/strong> <strong><span style=\"color:#a30003\" class=\"has-inline-color\">Las nanopart\u00edculas<\/span><\/strong> <strong>son capaces de<\/strong> <strong><span style=\"color:#a30003\" class=\"has-inline-color\">albergar los f\u00e1rmacos y transportarlas al lugar deseado<\/span><\/strong> <strong>de manera efectiva. En este sentido, es deseable cargar las nanopart\u00edculas con la m\u00e1xima cantidad posible de f\u00e1rmaco, siempre que la part\u00edcula se mantenga estable\u201d, ha explicado <span style=\"color:#a30003\" class=\"has-inline-color\">Iban Amenabar<\/span><\/strong>, <strong>investigador del grupo Nano\u00f3ptica de nanoGUNE.<\/strong><\/p>\n\n\n\n<p><strong>\u201cPara ello, evidentemente, se necesitan t\u00e9cnicas de medici\u00f3n que permitan medir la cantidad real de f\u00e1rmaco presente en las nanopart\u00edculas. Sin embargo, esto no es una tarea f\u00e1cil \u2014ha continuado el investigador\u2014. Las t\u00e9cnicas de medici\u00f3n convencionales (por ejemplo, la espectroscop\u00eda infrarroja por transformada de Fourier,<\/strong> <strong><span style=\"color:#a30003\" class=\"has-inline-color\">FTIR<\/span>) ofrecen una resoluci\u00f3n espacial y sensibilidad limitada y solo permiten medir la cantidad de f\u00e1rmaco en muestras que contienen miles de nanopart\u00edculas\u201d.<\/strong><\/p>\n\n\n\n<h4 class=\"has-text-align-center wp-block-heading\"><strong><span style=\"color:#0041a3\" class=\"has-inline-color\">Lo convencional, insuficiente<\/span><\/strong>.<\/h4>\n\n\n\n<p><strong>Desafortunadamente, seg\u00fan ha explicado Amen\u00e1bar,<\/strong> <strong><span style=\"color:#a30003\" class=\"has-inline-color\">esta cantidad de f\u00e1rmaco no es representativa<\/span>, ya que este f\u00e1rmaco puede no estar albergada o cargada en las nanopart\u00edculas y en consecuencia no ser transportada y administrada efectivamente.<\/strong><\/p>\n\n\n\n<p><strong>As\u00ed pues, \u201cpara conocer la carga real y efectiva de las nanopart\u00edculas, es necesario medir la cantidad de f\u00e1rmaco en nanopart\u00edculas individuales. Para ello, hemos utilizado la<\/strong> <strong><span style=\"color:#a30003\" class=\"has-inline-color\">t\u00e9cnica de nano-espectroscop\u00eda infrarroja por transformada de Fourier (nano-FTIR)<\/span><\/strong> <strong>desarrollada en nanoGUNE. Esta t\u00e9cnica novedosa, permite tanto medir im\u00e1genes \u00f3pticas como espectros de absorci\u00f3n todo <span style=\"color:#a30003\" class=\"has-inline-color\">con resoluci\u00f3n y sensibilidad nanom\u00e9trica<\/span>. En particular, esta colaboraci\u00f3n ha permitido por primera vez medir e identificar f\u00e1rmacos en nanopart\u00edculas individuales\u201d, a\u00f1ade.<\/strong><\/p>\n\n\n\n<p><strong>Dicha t\u00e9cnica combina la capacidad anal\u00edtica, es decir, la informaci\u00f3n qu\u00edmica de la espectroscop\u00eda infrarroja por transformada de Fourier (FTIR) y la resoluci\u00f3n espacial a nanoescala de la<\/strong> <strong><span style=\"color:#a30003\" class=\"has-inline-color\">microscop\u00eda de fuerza at\u00f3mica (AFM).<\/span><\/strong><\/p>\n\n\n\n<p><strong>Seg\u00fan ha se\u00f1alado nanoGune, esta colaboraci\u00f3n ha abierto nuevas v\u00edas para nuevos desarrollos hacia un mayor control de las nanopart\u00edculas y con una gran variedad de f\u00e1rmacos.<\/strong><\/p>\n\n\n\n<p class=\"has-text-align-center\"><strong>FUENTE:<\/strong> <a href=\"http:\/\/www.eitb.eus\">www.eitb.eus<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>La novedosa t\u00e9cnica nano-FTIR permite medir e identificar por primera vez el contenido de f\u00e1rmaco en [&hellip;]<\/p>\n","protected":false},"author":14,"featured_media":25922,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-25920","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-noticas"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Centros donostiarras trabajan con nanopart\u00edculas para tratar afecciones pulmonares -<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/goldenti.com\/site\/centros-donostiarras-trabajan-con-nanoparticulas-para-tratar-afecciones-pulmonares\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta 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