{"id":29512,"date":"2017-09-06T05:01:32","date_gmt":"2017-09-06T10:01:32","guid":{"rendered":"http:\/\/kuali.com.mx\/?p=29512"},"modified":"2017-09-06T08:17:04","modified_gmt":"2017-09-06T13:17:04","slug":"desarrolla-unam-enzima-que-degrada-al-pet","status":"publish","type":"post","link":"https:\/\/kuali.com.mx\/web\/2017\/09\/06\/desarrolla-unam-enzima-que-degrada-al-pet\/","title":{"rendered":"DESARROLLA UNAM ENZIMA QUE DEGRADA AL PET"},"content":{"rendered":"<p><em><strong>Agencia ID\/Ciudad de M\u00e9xico.-<\/strong><\/em> El tereftalato de polietileno, mejor conocido como PET, tarda en descomponerse entre 500 y mil a\u00f1os; actualmente es un problema de contaminaci\u00f3n ambiental a nivel mundial. Ante este problema, investigadoras de la UNAM desarrollan enzimas capaces de degradar pol\u00edmeros complejos en un tiempo de dos a cuatro semanas.<\/p>\n<p><!--more--><\/p>\n<p>La investigaci\u00f3n inici\u00f3 hace 20 a\u00f1os cuando las cient\u00edficas encontraron que el hongo Aspergillus nidulans produce la enzima cutinasa. \u201cHicimos un estudio y detectamos cuatro genes de cutinasas, los aislamos, clonamos e incorporamos a la levadura Pichia pastoris, que com\u00fanmente se utiliza como sistema de expresi\u00f3n de genes de otros microorganismos, y los multiplicamos en un fermentador\u201d, describi\u00f3 la doctora Amelia Farr\u00e9s.<\/p>\n<p>El desarrollo universitario inicia al pulverizar el PET obtenido de botellas y envases, despu\u00e9s se mantiene en contacto con la enzima producida y tras quince d\u00edas, el poli\u00e9ster se ha destruido.<\/p>\n<p>La innovaci\u00f3n busca ser una soluci\u00f3n en la eliminaci\u00f3n de estos residuos, los cuales en M\u00e9xico se generan cerca de 722 mil toneladas anuales. De acuerdo con cifras de la C\u00e1mara de Diputados, cada mexicano ingiere 163 litros de refresco al a\u00f1o, la mayor\u00eda envasados en PET.<\/p>\n<p>Por su parte, la investigadora Carolina Pe\u00f1a enfatiz\u00f3 que el equipo universitario es pionero en Am\u00e9rica Latina en este campo al encontrar esta enzima capaz de degradar PET en poco tiempo.<\/p>\n<p>Actualmente la innovaci\u00f3n ya concluy\u00f3 su desarrollo a nivel laboratorio, las investigadoras buscan escalarlo para que sea aplicado a nivel industrial. Este desarrollo obtuvo el tercer lugar de la premiaci\u00f3n del Programa de Fomento al Patentamiento y la Innovaci\u00f3n (PROFOPI) de la Coordinaci\u00f3n de Innovaci\u00f3n y Desarrollo (CID), que fomenta la propiedad industrial y la innovaci\u00f3n en esta casa de estudios.<\/p>\n","protected":false},"excerpt":{"rendered":"Agencia ID\/Ciudad de M\u00e9xico.- El tereftalato de polietileno, mejor conocido como PET, tarda en descomponerse entre 500 y mil a\u00f1os; actualmente es un problema de contaminaci\u00f3n ambiental a nivel mundial. Ante este problema, investigadoras de la UNAM desarrollan enzimas capaces de degradar pol\u00edmeros complejos en un tiempo de dos a cuatro semanas.","protected":false},"author":2,"featured_media":15148,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[2],"tags":[],"class_list":["post-29512","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ciencia"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>DESARROLLA UNAM ENZIMA QUE DEGRADA AL PET - Kuali<\/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:\/\/kuali.com.mx\/web\/2017\/09\/06\/desarrolla-unam-enzima-que-degrada-al-pet\/\" \/>\n<meta property=\"og:locale\" content=\"es_MX\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"DESARROLLA UNAM ENZIMA QUE DEGRADA AL PET - Kuali\" \/>\n<meta property=\"og:description\" content=\"Agencia ID\/Ciudad de M\u00e9xico.- El tereftalato de polietileno, mejor conocido como PET, tarda en descomponerse entre 500 y mil a\u00f1os; actualmente es un problema de contaminaci\u00f3n ambiental a nivel mundial. 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