{"id":2779,"date":"2026-02-17T21:30:27","date_gmt":"2026-02-18T00:30:27","guid":{"rendered":"https:\/\/gazetapernambucana.com\/?p=2779"},"modified":"2026-02-17T21:33:41","modified_gmt":"2026-02-18T00:33:41","slug":"gazeta-pernambucana-editorial-avanco-brasileiro-na-medula","status":"publish","type":"post","link":"https:\/\/gazetapernambucana.com\/?p=2779","title":{"rendered":"GAZETA PERNAMBUCANA &#8211; EDITORIAL &#8211; Avan\u00e7o brasileiro na medula"},"content":{"rendered":"<div class=\"flex flex-col text-sm pb-25\">\n<article class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [&amp;:has([data-writing-block])&gt;*]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" tabindex=\"-1\" data-turn-id=\"request-WEB:349fae9e-865f-4f41-b6fd-7b7d4b4afbb0-41\" data-testid=\"conversation-turn-14\" data-scroll-anchor=\"true\" data-turn=\"assistant\">\n<div class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:--spacing(4)] @w-sm\/main:[--thread-content-margin:--spacing(6)] @w-lg\/main:[--thread-content-margin:--spacing(16)] px-(--thread-content-margin)\">\n<div class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\" tabindex=\"-1\">\n<div class=\"flex max-w-full flex-col grow\">\n<div class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+&amp;]:mt-1\" dir=\"auto\" data-message-author-role=\"assistant\" data-message-id=\"84e301fe-7ab0-4bcc-983d-f533b8a7466e\" data-message-model-slug=\"gpt-5-2-thinking\">\n<div class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[1px]\">\n<div class=\"markdown prose dark:prose-invert w-full wrap-break-word light markdown-new-styling\">\n<h5 class=\"tE7R7 indIKd q23Yce fA1vYb pb3iw\">A pesquisadora brasileira Tatiana Coelho de Sampaio<\/h5>\n<p data-start=\"29\" data-end=\"596\">Por d\u00e9cadas, uma les\u00e3o na medula espinhal significou, para a maioria dos pacientes, um caminho de sequelas permanentes, com tratamento centrado em estabiliza\u00e7\u00e3o da coluna e reabilita\u00e7\u00e3o. Um estudo conduzido no Brasil reacendeu a esperan\u00e7a de mudan\u00e7a nesse cen\u00e1rio. A pesquisadora Tatiana Coelho de Sampaio, professora doutora da Universidade Federal do Rio de Janeiro, lidera uma investiga\u00e7\u00e3o de cerca de 25 anos que resultou na polilaminina, um composto experimental baseado na laminina, prote\u00edna associada \u00e0 matriz extracelular e obtida a partir de placenta doada.<\/p>\n<p data-start=\"598\" data-end=\"1063\">A proposta do m\u00e9todo \u00e9 estimular a reorganiza\u00e7\u00e3o do tecido nervoso. A polilaminina \u00e9 aplicada diretamente no local da les\u00e3o, durante procedimento cir\u00fargico, buscando criar um ambiente biol\u00f3gico mais favor\u00e1vel \u00e0 regenera\u00e7\u00e3o e \u00e0 reconex\u00e3o de circuitos neurais. Relatos iniciais, repercutidos por ve\u00edculos de comunica\u00e7\u00e3o, apontam recupera\u00e7\u00e3o parcial de movimentos em alguns casos, com melhora mais expressiva em situa\u00e7\u00f5es espec\u00edficas, sempre associada \u00e0 reabilita\u00e7\u00e3o.<\/p>\n<p data-start=\"1065\" data-end=\"1463\">Apesar do impacto da not\u00edcia, especialistas e publica\u00e7\u00f5es da \u00e1rea de sa\u00fade ressaltam que ainda \u00e9 cedo para falar em cura. At\u00e9 aqui, n\u00e3o h\u00e1 comprova\u00e7\u00e3o cient\u00edfica definitiva de efic\u00e1cia em estudos cl\u00ednicos amplos e controlados. Existem relatos de melhora importante divulgados publicamente, mas o reconhecimento de cura exige valida\u00e7\u00e3o com amostras maiores, crit\u00e9rios padronizados e acompanhamento.<\/p>\n<p data-start=\"1465\" data-end=\"1930\">O passo mais decisivo no caminho regulat\u00f3rio veio em janeiro de 2026, quando a Ag\u00eancia Nacional de Vigil\u00e2ncia Sanit\u00e1ria autorizou um estudo cl\u00ednico de fase 1 para avaliar a seguran\u00e7a da polilaminina em humanos. O protocolo prev\u00ea um grupo pequeno de pacientes com les\u00f5es agudas completas na medula tor\u00e1cica, em janela curta ap\u00f3s o trauma, com indica\u00e7\u00e3o cir\u00fargica. Essa etapa \u00e9 considerada inicial e antecede pesquisas maiores voltadas a medir efic\u00e1cia com precis\u00e3o.<\/p>\n<p data-start=\"1932\" data-end=\"2295\">Enquanto a ci\u00eancia avan\u00e7a com cautela, o tema ganha relev\u00e2ncia humana e social: se confirmada em etapas futuras, a terapia pode significar mais autonomia, menos sequelas e um novo horizonte para pessoas que hoje convivem com limita\u00e7\u00f5es severas. At\u00e9 l\u00e1, a polilaminina segue como uma promessa concreta, mas ainda experimental, da medicina regenerativa brasileira.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"z-0 flex min-h-[46px] justify-start\"><\/div>\n<div class=\"mt-3 w-full empty:hidden\">\n<div class=\"text-center\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/article>\n<\/div>\n<div class=\"pointer-events-none h-px w-px absolute bottom-0\" aria-hidden=\"true\" data-edge=\"true\"><\/div>\n","protected":false},"excerpt":{"rendered":"<p>A pesquisadora brasileira Tatiana Coelho de Sampaio Por d\u00e9cadas, uma les\u00e3o na medula espinhal significou, para a maioria dos pacientes, um caminho de sequelas permanentes, com tratamento centrado em estabiliza\u00e7\u00e3o da coluna e reabilita\u00e7\u00e3o. Um estudo conduzido no Brasil reacendeu a esperan\u00e7a de mudan\u00e7a nesse cen\u00e1rio. A pesquisadora Tatiana Coelho de Sampaio, professora doutora da [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2780,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[37,1],"tags":[],"class_list":["post-2779","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-https-gazetapernambucana-com-page_id212","category-https-gazetapernambucana-com-page_id225"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>GAZETA PERNAMBUCANA - EDITORIAL - Avan\u00e7o brasileiro na medula -<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"http:\/\/gazetapernambucana.com\/?p=2779\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"GAZETA PERNAMBUCANA - EDITORIAL - Avan\u00e7o brasileiro na medula -\" \/>\n<meta property=\"og:description\" content=\"A pesquisadora brasileira Tatiana Coelho de Sampaio Por d\u00e9cadas, uma les\u00e3o na medula espinhal significou, para a maioria dos pacientes, um caminho de sequelas permanentes, com tratamento centrado em estabiliza\u00e7\u00e3o da coluna e reabilita\u00e7\u00e3o. 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