
{"id":5553,"date":"2011-02-09T23:00:00","date_gmt":"2011-02-09T23:00:00","guid":{"rendered":"http:\/\/ibecbarcelona.eu\/new\/millors-eines-per-la-seguretat-alimentaria\/"},"modified":"2015-01-08T17:00:47","modified_gmt":"2015-01-08T17:00:47","slug":"millors-eines-per-la-seguretat-alimentaria","status":"publish","type":"post","link":"https:\/\/ibecbarcelona.eu\/ca\/millors-eines-per-la-seguretat-alimentaria\/","title":{"rendered":"Millors eines per la seguretat aliment\u00e0ria"},"content":{"rendered":"<p> El projecte, \u2018Desenvolupament d\u2019eines  innovadores per a la Ocratoxina A\u2019, avaluar\u00e0 i afrontar\u00e0 l\u2019amena\u00e7a que  suposa per als humans i animals l\u2019exposici\u00f3 a les micotoxines  (metabolits f\u00fangics) en els aliments. La Comunitat de Treball dels  Pirineus ho financiar\u00e0 durant dos anys, i compta amb socis francesos de  l\u2019Institut National Polytechnique de Toulouse, vascos del Centre de  Tecnologies Electroqu\u00edmiques (CIDETEC) i l\u2019Institut Catal\u00e0 de Recerca i  Tecnologia Agroaliment\u00e0ria (IRTA), a m\u00e9s de varis socis industrials.<\/p>\n<p>L\u2019ocratoxina  A (OTA) \u00e9s una micotoxina com\u00fa que contamina una \u00e0mplia varietat de  productes animals i vegetals \u2013 inclosos cereals, caf\u00e8, cacau, fruits  secs i productes de la vinya \u2013 durant el seu emmagatzematge. Els estudis  mostren que l\u2019absorci\u00f3 d\u2019OTA en l\u2019aparell gastrointestinal causa  lesions agudes i cr\u00f2niques en ronyons i fetge, i en humans la seva  pres\u00e8ncia s\u2019ha associat amb un augment de la incid\u00e8ncia de tumors en  l\u2019aparell urinari superior, el que ha portat a la seva classificaci\u00f3 com  possible carcinogen.<\/p>\n<p>Les t\u00e8cniques emprades actualment per  detectar l\u2019OTA s\u00f3n cares i poc eficients, i els participants faran  servir noves tecnologies basades en nanomol\u00e8cules anomenades apt\u00e0mers  per a desenvolupar una gamma d\u2019eines de detecci\u00f3 innovadores, segures i  efectives. A m\u00e9s de coordinar el projecte, el grup de Nanobioenginyeria  de l\u2019IBEC dissenyar\u00e0 i optimitzar\u00e0 bioassaigs i biosensors basats en  aquests components sensors innovadors per permetre major sensibilitat i  especificitat en la detecci\u00f3 de micotoxines, i que a m\u00e9s siguin f\u00e0cils  de fer servir. Una de les caracter\u00edstiques principals dels sensors  desenvolupats ser\u00e0 la capacitat de detectar un metabolit de l\u2019OT, l\u2019  OT-hidroquinona(OTHQ), que \u00e9s m\u00e9s t\u00f2xic que la mateixa OTA i per al qual  encara no existeix cap sistema de detecci\u00f3.<\/p>\n<p>A m\u00e9s, el projecte  t\u00e9 com objectiu diferents processos de detoxificaci\u00f3 utilitzant  absorbents, a m\u00e9s d\u2019avaluar la toxicitat de mostres agroaliment\u00e0ries de  diferents parts de la regi\u00f3 CTP. Finalment, amb l\u2019estudi de c\u00e8l\u00b7lules  renals contaminades amb OTA, el projecte aportar\u00e0 informaci\u00f3 sobre  l\u2019abast i el mecanisme de la toxicitat del metabolit.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>El 2 de febrer es va celebrar a l\u2019IBEC la reuni\u00f3 inicial d\u2019un  projecte transnacional coordinat per la postdoc del grup de  Nanobioenginyeria Beatriz Prieto.  <\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[98],"tags":[],"post_formats":[],"class_list":["post-5553","post","type-post","status-publish","format-standard","hentry","category-noticies-institucionals"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Millors eines per la seguretat aliment\u00e0ria - Institute for Bioengineering of Catalonia<\/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:\/\/ibecbarcelona.eu\/ca\/millors-eines-per-la-seguretat-alimentaria\/\" \/>\n<meta property=\"og:locale\" content=\"ca_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Millors eines per la seguretat aliment\u00e0ria - 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