{"id":2153,"date":"2018-04-11T00:00:00","date_gmt":"2018-04-11T00:00:00","guid":{"rendered":"https:\/\/blog.caixaresearch.org\/?p=2153"},"modified":"2020-05-05T08:32:13","modified_gmt":"2020-05-05T08:32:13","slug":"neuroimatge-per-vencer-lalzheimer","status":"publish","type":"post","link":"https:\/\/blog.caixaresearch.org\/ca\/neuroimatge-per-vencer-lalzheimer\/","title":{"rendered":"Neuroimatge per v\u00e8ncer l&#8217;Alzheimer"},"content":{"rendered":"<p><html><body><\/p>\n<div class=\"post_content\">\n<p style=\"text-align: justify;\"> <img decoding=\"async\" alt=\"\" src=\"https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2020\/04\/ca\/PostAlzheimer1.png\" style=\"width: 400px; height: 214px;\"\/><\/p>\n<p style=\"text-align: justify;\"> Post del <strong>Dr. Juan Domingo Gispert<\/strong>, cap de l\u2019\u00c0rea de Recerca en Neuroimatge. Barcelona\u03b2eta Brain Research Center de la Fundaci\u00f3 Pasqual Maragall.<\/p>\n<p style=\"text-align: justify;\"> Les t\u00e8cniques de neuroimatge s\u00f3n la nostra principal \u00abfinestra\u00bb per entendre tant els processos biol\u00f2gics que tenen lloc durant l\u2019envelliment saludable com aquells associats a les fases asimptom\u00e0tiques de la malaltia d\u2019Alzheimer. Aix\u00f2 \u00e9s d\u2019una gran rellev\u00e0ncia ja que en les malalties del cervell, a difer\u00e8ncia d\u2019altres \u00f2rgans, \u00e9s extremadament dif\u00edcil accedir a mostres dels teixits afectats.<\/p>\n<p style=\"text-align: justify;\"> Un dels objectius principals del <a href=\"https:\/\/www.barcelonabeta.org\/\">Barcelona\u03b2eta Brain Research Center (BBRC)<\/a> de la <a href=\"http:\/\/www.fpmaragall.org\">Fundaci\u00f3 Pasqual Maragall<\/a> \u00e9s <strong>con\u00e8ixer com i quan s\u2019inicia el proc\u00e9s de l\u2019Alzheimer, com evoluciona<\/strong> i quin \u00e9s el millor moment per actuar. La neuroimatge \u00e9s una aliada excel\u00b7lent en la recerca que portem a terme amb el suport de l\u2019<a href=\"https:\/\/obrasociallacaixa.org\/ca\/\">Obra Social \u201dla Caixa\u201d<\/a>.<\/p>\n<p style=\"text-align: justify;\"> Les diferents t\u00e8cniques de neuroimatge proveeixen informaci\u00f3 complement\u00e0ria. Hi ha algunes que ens permeten veure com \u00e9s el cervell, \u00e9s a dir, si el volum o la forma de les diverses \u00e0rees cerebrals estan dins de la normalitat o com canvien al llarg del temps. Hi ha t\u00e8cniques que ens permeten avaluar l\u2019aparici\u00f3 de lesions i d\u2019altres poden registrar, per exemple, l\u2019activitat cerebral associada a est\u00edmuls concrets o en rep\u00f2s. Es pot anar encara m\u00e9s enll\u00e0 i mesurar canvis cerebrals a escala molecular o detectar la pres\u00e8ncia de c\u00famuls anormals de prote\u00efnes.<\/p>\n<p style=\"text-align: justify;\"> Les t\u00e8cniques de neuroimatge principals s\u00f3n la tomografia computeritzada (CT), la resson\u00e0ncia magn\u00e8tica (MR) i la tomografia per emissi\u00f3 de positrons (PET). La CT va ser la primera t\u00e8cnica tomogr\u00e0fica que es va introduir a la pr\u00e0ctica cl\u00ednica i ens permet obtenir informaci\u00f3 morfol\u00f2gica molt detallada. La RM, tot i desenvolupar-se inicialment com una t\u00e8cnica morfol\u00f2gica complement\u00e0ria a la CT, ha evolucionat molt\u00edssim des que es va introduir i, actualment, presenta una enorme versatilitat per obtenir informaci\u00f3 funcional o metab\u00f2lica. Finalment, la PET presenta la capacitat de proporcionar informaci\u00f3 a escala molecular amb una alt\u00edssima sensibilitat, gr\u00e0cies a la utilitzaci\u00f3 d\u2019agents de contrast molt espec\u00edfics.<\/p>\n<p style=\"text-align: justify;\"> <img decoding=\"async\" alt=\"\" src=\"https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2020\/04\/ca\/PostAlzheimer2.png\" style=\"width: 400px; height: 121px;\"\/><\/p>\n<p style=\"text-align: justify;\"> D\u2019esquerra a dreta, imatges de MR, CT i PET de glucosa d\u2019un mateix individu, adquirides per recerca al BBRC de la Fundaci\u00f3 Pasqual Maragall.<\/p>\n<p style=\"text-align: justify;\"> Gr\u00e0cies a aquesta informaci\u00f3, hem pogut comprendre molt millor els processos biol\u00f2gics que tenen lloc durant la progressi\u00f3 de la malaltia d\u2019Alzheimer. Aix\u00ed, per exemple, hem pogut saber que dip\u00f2sits anormals de prote\u00efna amiloide, que ja va descriure el <a href=\"https:\/\/ca.wikipedia.org\/wiki\/Alois_Alzheimer\">Dr. Louis Alzheimer<\/a> en els cervells dels malalts que va estudiar el 1906, poden <a href=\"https:\/\/fpmaragall.org\/ca\/recerca-alzhehimer\/estudi-alfa\/\">apar\u00e8ixer fins a vint anys abans dels s\u00edmptomes cl\u00ednics de la malaltia<\/a>. Aquest llarg per\u00edode asimptom\u00e0tic \u00e9s ara l\u2019objectiu de les intervencions orientades a prevenir la dem\u00e8ncia. En aquest sentit, les t\u00e8cniques de neuroimatge tamb\u00e9 ens permeten avaluar l\u2019efic\u00e0cia i els efectes adversos associats als nous tractaments experimentals. A la pr\u00e0ctica cl\u00ednica, la neuroimatge tamb\u00e9 \u00e9s una eina clau per al diagn\u00f2stic preco\u00e7 de l\u2019Alzheimer, aix\u00ed com per al diagn\u00f2stic diferencial de les altres dem\u00e8ncies. La neuroimatge \u00e9s un camp molt din\u00e0mic en qu\u00e8 les innovacions s\u00f3n constants, un camp que ens obre noves finestres per con\u00e8ixer millor aquest gran desconegut que \u00e9s el cervell hum\u00e0 i ens ajuda a augmentar la nostra comprensi\u00f3 dels processos cerebrals patol\u00f2gics per aix\u00ed millorar el maneig cl\u00ednic dels malalts.<\/p>\n<p style=\"text-align: justify;\"> <strong>M\u00e9s informaci\u00f3<\/strong><\/p>\n<p style=\"text-align: justify;\"> <a href=\"https:\/\/fpmaragall.org\/ca\/recerca-alzhehimer\/estudi-alfa\/\">Estudi Alfa<\/a><\/p>\n<\/p><\/div>\n<p><\/body><\/html><\/p>\n","protected":false},"excerpt":{"rendered":"<\/p>\n<p style=\"text-align: justify;\"> <img decoding=\"async\" alt=\"\" src=\"https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2020\/04\/ca\/PostAlzheimer1.png\" style=\"width: 400px; height: 214px;\"\/><\/p>\n<p style=\"text-align: justify;\"> Post del Dr. Juan Domingo Gispert, cap de l\u2019\u00c0rea de Recerca en Neuroimatge. Barcelona\u03b2eta Brain Research Center de la Fundaci\u00f3 Pasqual Maragall.<\/p>\n<p style=\"text-align: justify;\"> Les t\u00e8cniques de neuroimatge s\u00f3n la nostra principal \u00abfinestra\u00bb per entendre tant els processos biol\u00f2gics que tenen lloc durant l\u2019envelliment saludable com aquells associats a les fases asimptom\u00e0tiques de la malaltia d\u2019Alzheimer. Aix\u00f2 \u00e9s d\u2019una gran rellev\u00e0ncia ja que en les malalties del cervell, a difer\u00e8ncia d\u2019altres \u00f2rgans, \u00e9s extremadament dif\u00edcil accedir a mostres dels teixits afectats.<\/p>\n<p style=\"text-align: justify;\"> Un dels objectius principals del <a href=\"https:\/\/www.barcelonabeta.org\/\">Barcelona\u03b2eta Brain Research Center (BBRC)<\/a> de la <a href=\"http:\/\/www.fpmaragall.org\">Fundaci\u00f3 Pasqual Maragall<\/a> \u00e9s con\u00e8ixer com i quan s\u2019inicia el proc\u00e9s de l\u2019Alzheimer,<\/p>\n","protected":false},"author":1,"featured_media":2749,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[519],"tags":[75,470,365],"class_list":["post-2153","post","type-post","status-publish","format-standard","hentry","category-investigacio","tag-alzheimer","tag-neuroimatge","tag-recerca"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Neuroimatge per v\u00e8ncer l&#039;Alzheimer - Blog CaixaCi\u00e8ncia<\/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:\/\/blog.caixaresearch.org\/ca\/neuroimatge-per-vencer-lalzheimer\/\" \/>\n<meta property=\"og:locale\" content=\"ca_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Neuroimatge per v\u00e8ncer l&#039;Alzheimer - Blog CaixaCi\u00e8ncia\" \/>\n<meta property=\"og:description\" content=\"Post del Dr. Juan Domingo Gispert, cap de l\u2019\u00c0rea de Recerca en Neuroimatge. 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