{"id":2568,"date":"2024-12-12T10:50:33","date_gmt":"2024-12-12T13:50:33","guid":{"rendered":"https:\/\/sites.icb.ufmg.br\/labnano\/?p=2568"},"modified":"2024-12-13T13:23:46","modified_gmt":"2024-12-13T16:23:46","slug":"ufmg-desenvolve-tratamento-promissor-contra-cancer-de-intestino","status":"publish","type":"post","link":"https:\/\/sites.icb.ufmg.br\/labnano\/ufmg-desenvolve-tratamento-promissor-contra-cancer-de-intestino\/","title":{"rendered":"UFMG desenvolve tratamento promissor contra c\u00e2ncer de intestino"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"2568\" class=\"elementor elementor-2568\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-428a433 elementor-section-full_width elementor-section-height-default elementor-section-height-default\" data-id=\"428a433\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-fd7c64b\" data-id=\"fd7c64b\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-436a748 elementor-widget elementor-widget-heading\" data-id=\"436a748\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">UFMG desenvolve tratamento promissor contra c\u00e2ncer de intestino<\/h2>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-c988e4a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"c988e4a\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-6ab5ea8\" data-id=\"6ab5ea8\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0a1f6ec hfe-post-info-layout-inline elementor-widget elementor-widget-post-info-widget\" data-id=\"0a1f6ec\" data-element_type=\"widget\" data-widget_type=\"post-info-widget.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"hfe-post-info-inline hfe-post-info-items hfe-post-info\">\n\t\t\t\t\t<li class=\"hfe-post-info-item elementor-repeater-item-110d6c8 hfe-post-info-inline-item\" itemprop=\"datePublished\"> \n\t\t\t\t\t\t\t<a href=\"https:\/\/sites.icb.ufmg.br\/labnano\/2024\/12\/12\/\">\n\t\t\t\n\t\t\t\t\t\t<span class=\"hfe-post-info-icon\">\n\t\t\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"far fa-calendar-alt\"><\/i>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<span class=\"hfe-post-info-text hfe-post-info__item hfe-post-info__item--type-date\">\n\t\t\t\n\t\t\t\t\t\t\tdezembro 12, 2024\t\t\t\t\t<\/span>\n\t\t\n\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/li>\n\t\t\t\t<li class=\"hfe-post-info-item elementor-repeater-item-9ef3c05 hfe-post-info-inline-item\"> \n\t\t\t\n\t\t\t\t\t\t<span class=\"hfe-post-info-icon\">\n\t\t\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"far fa-clock\"><\/i>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<span class=\"hfe-post-info-text hfe-post-info__item hfe-post-info__item--type-time\">\n\t\t\t\n\t\t\t\t\t\t\t10:50 am\t\t\t\t\t<\/span>\n\t\t\n\t\t\t\t\t<\/li>\n\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-19b4cdf elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"19b4cdf\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-71a092f\" data-id=\"71a092f\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d1d6583 elementor-widget elementor-widget-heading\" data-id=\"d1d6583\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Universidade vinculada ao MEC criou terapia baseada em plataforma que induz a morte de c\u00e9lulas cancerosas, utilizando tecnologia similar \u00e0 de vacinas contra covid-19. Esse \u00e9 o terceiro tipo mais frequente de c\u00e2ncer no Pa\u00eds<\/h2>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-4e91e00 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4e91e00\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-93148c9\" data-id=\"93148c9\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a3df6f4 elementor-widget elementor-widget-image\" data-id=\"a3df6f4\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"448\" src=\"https:\/\/sites.icb.ufmg.br\/labnano\/wp-content\/uploads\/2024\/12\/bn01-1024x574.jpg\" class=\"attachment-large size-large wp-image-2600\" alt=\"\" srcset=\"https:\/\/sites.icb.ufmg.br\/labnano\/wp-content\/uploads\/2024\/12\/bn01-1024x574.jpg 1024w, https:\/\/sites.icb.ufmg.br\/labnano\/wp-content\/uploads\/2024\/12\/bn01-300x168.jpg 300w, https:\/\/sites.icb.ufmg.br\/labnano\/wp-content\/uploads\/2024\/12\/bn01-768x431.jpg 768w, https:\/\/sites.icb.ufmg.br\/labnano\/wp-content\/uploads\/2024\/12\/bn01.jpg 1312w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0907933 elementor-widget elementor-widget-text-editor\" data-id=\"0907933\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><em>Tecnologia \u00e9 baseada na metodologia que originou\u202fvacinas contra a covid-19. Foto: Jebs Lima\/UFMG<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b0afdee elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b0afdee\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-8ea2192\" data-id=\"8ea2192\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f05fd32 elementor-widget elementor-widget-text-editor\" data-id=\"f05fd32\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p style=\"font-weight: 400;\"><span data-contrast=\"auto\">grupo de pesquisadores da Universidade Federal de Minas Gerais (UFMG), institui\u00e7\u00e3o vinculada ao Minist\u00e9rio da Educa\u00e7\u00e3o (MEC), criou uma terapia promissora para o tratamento do c\u00e2ncer de intestino, o terceiro tipo mais frequente no Brasil.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p>\n<p style=\"font-weight: 400;\"><span data-contrast=\"auto\">Para isso, os cientistas produziram uma pequena part\u00edcula que funciona como um guia, levando instru\u00e7\u00f5es para o corpo reconhecer\u00a0e atacar\u00a0as c\u00e9lulas cancer\u00edgenas. Funciona\u00a0como se fosse um mapa que mostra exatamente onde est\u00e1 o tumor,\u00a0a fim de\u00a0trazer\u00a0mais assertividade\u00a0ao tratamento.\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p>\n<p style=\"font-weight: 400;\"><span data-contrast=\"auto\">\u201cColocamos, dentro da nanopart\u00edcula, um RNA mensageiro que funciona como\u00a0\u2018<\/span><span data-contrast=\"auto\">script\u2019,<\/span><span data-contrast=\"auto\">\u00a0com todas as informa\u00e7\u00f5es que a c\u00e9lula do corpo necessita para produzir uma prote\u00edna. No caso do nosso trabalho, essa prote\u00edna \u00e9 do sistema imunol\u00f3gico, sendo capaz de induzir a morte programada das c\u00e9lulas tumorais, ou seja, induzimos o organismo a produzir uma prote\u00edna que mata as c\u00e9lulas cancer\u00edgenas\u201d, detalhou\u00a0Walison\u00a0Nunes, um dos autores do estudo.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p>\n<p style=\"font-weight: 400;\"><span data-contrast=\"auto\">A nanopart\u00edcula desenvolvida no laborat\u00f3rio da UFMG \u00e9 baseada na mesma tecnologia\u00a0que foi empregada\u00a0pela Pfizer e pela Moderna\u00a0nas\u00a0vacinas contra a covid-19. Segundo\u00a0Nunes,\u00a0essa tecnologia pode ser considerada promissora,\u00a0porque, no caso dos tratamentos tradicionais contra o c\u00e2ncer, a maior dificuldade \u00e9 fazer com que o medicamento\u00a0entre, de fato,\u00a0no tumor. \u201cAs c\u00e9lulas tumorais formam uma esp\u00e9cie de \u2018microambiente tumoral hostil\u2019, que impede que as terapias e as c\u00e9lulas imunol\u00f3gicas do organismo consigam combater o tumor de forma efetiva\u201d,\u00a0afirmou.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p>\n<p style=\"font-weight: 400;\"><span data-contrast=\"auto\">Por isso, os\u00a0pesquisadores\u00a0inventaram\u00a0uma forma de modificar o ambiente ao redor do tumor, tornando-o mais f\u00e1cil de\u00a0ser\u00a0acessado.\u00a0Nunes\u00a0comparou\u00a0o processo\u00a0a abrir caminhos nos vasos sangu\u00edneos para as nanopart\u00edculas e os linf\u00f3citos\u00a0(que s\u00e3o c\u00e9lulas de defesa do corpo)\u00a0poderem\u00a0chegar at\u00e9 o tumor e combat\u00ea-lo mais eficientemente.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p>\n<p style=\"font-weight: 400;\"><span data-contrast=\"auto\">A cria\u00e7\u00e3o foi publicada em um\u00a0<\/span><a style=\"font-weight: 500;\" href=\"https:\/\/www.tandfonline.com\/doi\/full\/10.2147\/IJN.S452896?scroll=top&amp;needAccess=true\"><span data-contrast=\"none\">artigo<\/span><\/a><span data-contrast=\"auto\">\u00a0na revista cient\u00edfica<\/span><span data-contrast=\"auto\">\u00a0International\u00a0Journal\u00a0of\u00a0Nanomedicine\u00a0no primeiro semestre deste ano.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p>\n<p style=\"font-weight: 400;\"><b><strong><span data-contrast=\"auto\">Testes<\/span><\/strong><\/b><span data-contrast=\"auto\"><b><strong>\u00a0\u2013<\/strong><\/b>\u00a0No momento, a equipe respons\u00e1vel pela terapia realiza testes em pequenos animais por meio de modelo humanizado, ou seja, transplanta as c\u00e9lulas cancerosas e as c\u00e9lulas saud\u00e1veis de humanos em camundongos.\u00a0O\u00a0grupo de pesquisadores est\u00e1\u00a0testando o tratamento para met\u00e1stase e\u00a0realizando testes para\u00a0aprimorar\u00a0o direcionamento das nanopart\u00edculas\u00a0a\u00a0c\u00e9lulas que sa\u00edram do tumor principal e se espalharam para outros \u00f3rg\u00e3os.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p>\n<p style=\"font-weight: 400;\"><span data-contrast=\"auto\"><b><strong>C\u00e2ncer de intestino<\/strong><\/b><b><strong>\u00a0\u2013<\/strong><\/b>\u00a0<\/span><span data-contrast=\"auto\">Segundo estimativas do governo federal, mais de 45 mil brasileiros ser\u00e3o acometidos pela doen\u00e7a at\u00e9 2025, o que representa um risco estimado de 21 casos por 100 mil habitantes.\u00a0Os principais fatores de risco para\u00a0esse tipo de c\u00e2ncer\u00a0est\u00e3o associados ao comportamento, como sedentarismo, obesidade, consumo regular de \u00e1lcool e tabaco, al\u00e9m de\u00a0baixo consumo de fibras, frutas, vegetais e carnes magras. Outros fatores de risco est\u00e3o associados a condi\u00e7\u00f5es gen\u00e9ticas ou heredit\u00e1rias, como doen\u00e7a inflamat\u00f3ria intestinal cr\u00f4nica e hist\u00f3rico pessoal ou familiar de adenoma ou c\u00e2ncer colorretal.<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;201341983&quot;:0,&quot;335551550&quot;:1,&quot;335551620&quot;:1,&quot;335559685&quot;:0,&quot;335559737&quot;:0,&quot;335559738&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p>\n<p style=\"font-weight: 400;\"><span data-contrast=\"auto\">Os c\u00e2nceres de c\u00f3lon e reto apresentam alto potencial para preven\u00e7\u00e3o prim\u00e1ria, por meio do est\u00edmulo a h\u00e1bitos de vida e diet\u00e9ticos saud\u00e1veis;\u00a0e secund\u00e1ria, baseada na realiza\u00e7\u00e3o de exames para a detec\u00e7\u00e3o precoce.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p>\n<p style=\"font-weight: 400;\"><span data-contrast=\"auto\">A maior parte dos tumores de intestino\u00a0\u00e9\u00a0tratada\u00a0com quimioterapia e ressec\u00e7\u00e3o cir\u00fargica. No \u00faltimo caso, o tratamento \u00e9 considerado de dif\u00edcil ades\u00e3o,\u00a0porque, ap\u00f3s a ressec\u00e7\u00e3o cir\u00fargica, o paciente precisa usar uma bolsa para coletar as fezes (bolsa de colostomia), o que impacta\u00a0sua qualidade de vida.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p>\n<p style=\"font-weight: 400;\"><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p>\n<p style=\"font-weight: 400;\"><em style=\"font-weight: 400;\"><span data-contrast=\"auto\">Este conte\u00fado \u00e9 uma produ\u00e7\u00e3o da UFMG\u202fcom\u202fapoio da Secretaria de Educa\u00e7\u00e3o Superior\u00a0(Sesu\/MEC)<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>UFMG desenvolve tratamento promissor contra c\u00e2ncer de intestino dezembro 12, 2024 10:50 am Universidade vinculada ao MEC criou terapia baseada em plataforma que induz a morte de c\u00e9lulas cancerosas, utilizando tecnologia similar \u00e0 de vacinas contra covid-19. Esse \u00e9 o terceiro tipo mais frequente de c\u00e2ncer no Pa\u00eds Tecnologia \u00e9 baseada na metodologia que originou\u202fvacinas [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2616,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[34],"tags":[32,31,27,33,28,30,29],"class_list":["post-2568","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-educacao-e-pesquisa","tag-cancer-de-intestino","tag-divulgacao-cientifica","tag-mec","tag-minas-gerais","tag-ministerio-da-educacao","tag-ufmg","tag-universidade-federal-de-minas-gerais"],"_links":{"self":[{"href":"https:\/\/sites.icb.ufmg.br\/labnano\/wp-json\/wp\/v2\/posts\/2568","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sites.icb.ufmg.br\/labnano\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sites.icb.ufmg.br\/labnano\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sites.icb.ufmg.br\/labnano\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/sites.icb.ufmg.br\/labnano\/wp-json\/wp\/v2\/comments?post=2568"}],"version-history":[{"count":151,"href":"https:\/\/sites.icb.ufmg.br\/labnano\/wp-json\/wp\/v2\/posts\/2568\/revisions"}],"predecessor-version":[{"id":2746,"href":"https:\/\/sites.icb.ufmg.br\/labnano\/wp-json\/wp\/v2\/posts\/2568\/revisions\/2746"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sites.icb.ufmg.br\/labnano\/wp-json\/wp\/v2\/media\/2616"}],"wp:attachment":[{"href":"https:\/\/sites.icb.ufmg.br\/labnano\/wp-json\/wp\/v2\/media?parent=2568"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sites.icb.ufmg.br\/labnano\/wp-json\/wp\/v2\/categories?post=2568"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sites.icb.ufmg.br\/labnano\/wp-json\/wp\/v2\/tags?post=2568"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}