{"id":7510,"date":"2023-12-01T13:31:46","date_gmt":"2023-12-01T12:31:46","guid":{"rendered":"https:\/\/blog.caixaresearch.org\/?p=7510"},"modified":"2023-12-04T15:14:22","modified_gmt":"2023-12-04T14:14:22","slug":"nous-enfocaments-terapeutics-metastasi","status":"publish","type":"post","link":"https:\/\/blog.caixaresearch.org\/ca\/nous-enfocaments-terapeutics-metastasi\/","title":{"rendered":"Nous enfocaments terap\u00e8utics per tractar la met\u00e0stasi: des de bacteris fins a f\u00e0rmacs per a la hipertensi\u00f3"},"content":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-7534\" src=\"https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2023\/12\/CNIOFM-MESTAIS.jpg\" alt=\"\" width=\"400\" height=\"244\" srcset=\"https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2023\/12\/CNIOFM-MESTAIS.jpg 1140w, https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2023\/12\/CNIOFM-MESTAIS-300x183.jpg 300w, https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2023\/12\/CNIOFM-MESTAIS-1024x623.jpg 1024w, https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2023\/12\/CNIOFM-MESTAIS-768x468.jpg 768w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/p>\n<h5><span style=\"font-weight: 400;\"><span style=\"font-size: 16px;\">P<\/span><em style=\"font-size: 16px;\">articipants en el congr\u00e9s CNIO-CaixaResearch Frontiers Meeting: Met\u00e0stasi. Cr\u00e8dit: Laura M. Lombard\u00eda \/ CNIO<\/em><\/span><\/h5>\n<p><span style=\"font-weight: 400;\">La principal causa de mort per c\u00e0ncer es deu al desenvolupament de met\u00e0stasi, el proc\u00e9s pel qual el tumor es dissemina a altres \u00f2rgans i contra el qual hi continua havent poques opcions de tractament. Els \u00faltims anys hi ha grans aven\u00e7os en la recerca, amb resultats que canvien el concepte de met\u00e0stasi i que fan possibles noves formes de combatre-la, algunes ja en fase d\u2019assaig cl\u00ednic. Ho van explicar experts mundials en aquest camp en el congr\u00e9s <\/span><a href=\"https:\/\/apps.cnio.es\/eventos\/descargas\/CFM\/3110314_546,14_pdf1.pdf\" target=\"_blank\" rel=\"noopener\"><b>CNIO-Caixa Research Frontiers Meeting: Met\u00e0stasi<\/b><\/a><span style=\"font-weight: 400;\">, celebrat al Centro Nacional de Investigaciones Oncol\u00f3gicas (CNIO) del 6 al 8 de novembre.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">El primer canvi de paradigma \u00e9s que la met\u00e0stasi \u00ab\u00e9s una malaltia diferent, amb mecanismes biol\u00f2gics propis\u00bb, <\/span><a href=\"https:\/\/www.instagram.com\/reel\/CzZDUqiMoSn\/?utm_source=ig_web_copy_link&amp;igshid=MzRlODBiNWFlZA==\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">explica<\/span><\/a> <a href=\"https:\/\/caixaresearch.org\/ca\/convocatoria-caixaresearch-investigacio-salut-2023-projecte-rank-cancer-mama?_gl=1*1bfi0ss*_up*MQ..*_ga*MTEwNTYxNzQ2LjE3MDEwOTU2MTY.*_ga_1Y7WJ98CWM*MTcwMTA5NTYxNS4xLjAuMTcwMTA5NTYxNS4wLjAuMA..\" target=\"_blank\" rel=\"noopener\"><b>Eva Gonz\u00e1lez Su\u00e1rez<\/b><\/a><span style=\"font-weight: 400;\">, cap del <\/span><a href=\"https:\/\/www.cnio.es\/investigacion-e-innovacion\/programas-cientificos\/programa-de-oncologia-molecular\/grupo-de-transformacion-y-metastasis\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">Grup de Transformaci\u00f3 i Met\u00e0stasi<\/span><\/a><span style=\"font-weight: 400;\"> del CNIO i coorganitzadora del congr\u00e9s.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Fins ara, la met\u00e0stasi era vista com l\u2019etapa m\u00e9s avan\u00e7ada d\u2019un proc\u00e9s oncol\u00f2gic, per\u00f2 avui \u00e9s clar que \u00e9s un fenomen que evoluciona pel seu compte i que comen\u00e7a probablement molt abans, amb unes poques c\u00e8l\u00b7lules, molt espec\u00edfiques, que tenen la capacitat de colonitzar altres \u00f2rgans, com <\/span><a href=\"https:\/\/www.instagram.com\/reel\/CzWfUglLVAh\/?utm_source=ig_web_copy_link&amp;igshid=MzRlODBiNWFlZA==\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">indica<\/span><\/a> <a href=\"https:\/\/www.cnio.es\/personas\/hector-peinado\/\" target=\"_blank\" rel=\"noopener\"><b>H\u00e9ctor Peinado<\/b><\/a><span style=\"font-weight: 400;\">, cap del <\/span><a href=\"https:\/\/www.cnio.es\/investigacion-e-innovacion\/programas-cientificos\/programa-de-oncologia-molecular\/grupo-de-microambiente-y-metastasis\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">Grup de Microambient i Met\u00e0stasi<\/span><\/a><span style=\"font-weight: 400;\"> del CNIO i tamb\u00e9 coorganitzador del congr\u00e9s. Encara m\u00e9s, potser aquestes c\u00e8l\u00b7lules metast\u00e0tiques no procedeixen del tumor primari, com es creia fins ara, sin\u00f3 d\u2019altres met\u00e0stasis.<\/span><\/p>\n<p><em><b>L\u2019estr\u00e8s i els canvis en els ritmes circadiaris influeixen en la met\u00e0stasi\u00a0<\/b><\/em><\/p>\n<p><span style=\"font-weight: 400;\">El coneixement m\u00e9s profund de la biologia pr\u00f2pia de la met\u00e0stasi ja est\u00e0 obrint noves opcions terap\u00e8utiques per combatre-les, algunes de les quals s\u00f3n sorprenents. En els treballs exposats al CNOI s\u2019explora la possibilitat de prevenir o tractar la met\u00e0stasi amb estrat\u00e8gies que impliquen l\u2019\u00fas de bacteris i f\u00e0rmacs contra la hipertensi\u00f3, el control de l\u2019estr\u00e8s psicol\u00f2gic o la intercepci\u00f3 de la comunicaci\u00f3 entre les c\u00e8l\u00b7lules canceroses i les neurones.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Aquests treballs s\u2019emmarquen en un altre dels canvis conceptuals en aquesta \u00e0rea: el desenvolupament de met\u00e0stasi no \u00e9s el producte d\u2019unes quantes alteracions gen\u00e8tiques, sin\u00f3 que en el proc\u00e9s influeixen molts altres factors i processos que s\u2019esdevenen a la vegada al cos. \u00abEstem veient que en el desenvolupament de met\u00e0stasi, a m\u00e9s de les mutacions i el microentorn en contacte amb les c\u00e8l\u00b7lules metast\u00e0tiques, hi intervenen tamb\u00e9 l\u2019estr\u00e8s i els canvis en els ritmes circadiaris, per exemple\u00bb, diu Peinado.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u00abSab\u00edem que el tumor altera la gana, la son\u2026 Per\u00f2 no hi don\u00e0vem gaire import\u00e0ncia. Ara comencem a entendre per qu\u00e8 passa aix\u00f2\u00bb, afegeix Gonz\u00e1lez Su\u00e1rez.<\/span><\/p>\n<p><em><b>El camp emergent de la neuroci\u00e8ncia del c\u00e0ncer\u00a0<\/b><\/em><\/p>\n<p><span style=\"font-weight: 400;\">Una de les claus les est\u00e0 desvelant el camp de la neuroci\u00e8ncia del c\u00e0ncer, que estudia la interacci\u00f3 entre el c\u00e0ncer i el sistema nervi\u00f3s, tant el central (el cervell) com el perif\u00e8ric. \u00c9s una \u00e0rea tan nova que <\/span><a href=\"https:\/\/www.cancerresearchuk.org\/our-research\/researchers\/professor-caroline-dive\" target=\"_blank\" rel=\"noopener\"><b>Caroline Dive<\/b><\/a><span style=\"font-weight: 400;\">, del Cancer Research UK Manchester Institute, <\/span><a href=\"https:\/\/www.instagram.com\/reel\/CzeG91oM9yC\/?utm_source=ig_web_copy_link&amp;igshid=MzRlODBiNWFlZA==\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">reconeix<\/span><\/a><span style=\"font-weight: 400;\"> que no la coneixia abans de coorganitzar aquest congr\u00e9s.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">S\u2019observa que \u00ables c\u00e8l\u00b7lules tumorals intercanvien senyals amb mecanismes similars als que utilitzen les neurones\u00bb, afirma <\/span><a href=\"https:\/\/caixaresearch.org\/es\/convocatoria-caixaresearch-investigacion-salud-2023-proyecto-metastasis-cerebral?_gl=1*tzu44o*_up*MQ..*_ga*NTUyNzYxNTExLjE3MDEwOTU3NzM.*_ga_1Y7WJ98CWM*MTcwMTA5NTc3My4xLjAuMTcwMTA5NTc3My4wLjAuMA..\" target=\"_blank\" rel=\"noopener\"><b>Manuel Valiente<\/b><\/a><span style=\"font-weight: 400;\">, cap del <\/span><a href=\"https:\/\/www.cnio.es\/investigacion-e-innovacion\/programas-cientificos\/programa-de-oncologia-molecular\/grupo-de-metastasis-cerebral\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">Grup de Met\u00e0stasi Cerebral del CNIO<\/span><\/a><span style=\"font-weight: 400;\">.\u00a0<\/span><\/p>\n<p><b>Frank Winkler<\/b><span style=\"font-weight: 400;\">, pioner en neurooncologia, explica que \u00ables interaccions entre el sistema nervi\u00f3s i el c\u00e0ncer poden regular l\u2019oncog\u00e8nesi, el creixement del tumor, la propagaci\u00f3 de la met\u00e0stasi i la resist\u00e8ncia al tractament\u00bb, a m\u00e9s d\u2019estimular la inflamaci\u00f3 i debilitar la resposta immunit\u00e0ria contra el c\u00e0ncer.<\/span><\/p>\n<p><em><b>Interceptar neurotransmissors<\/b><\/em><\/p>\n<p><span style=\"font-weight: 400;\">Winkler, de la la Universit\u00e4t Heidelberg i del Deutsches Krebsforschungszentrum, centre alemany per a la recerca del c\u00e0ncer, va exposar al CNIO estrat\u00e8gies per interceptar la comunicaci\u00f3 entre les c\u00e8l\u00b7lules canceroses i frenar d\u2019aquesta manera el progr\u00e9s de la met\u00e0stasi. Ja hi ha assajos cl\u00ednics en fases inicials que busquen alterar i fins i tot destruir les xarxes de senyals entre c\u00e8l\u00b7lules tumorals.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Tamb\u00e9 en la relaci\u00f3 entre el c\u00e0ncer i el sistema nervi\u00f3s, el perif\u00e8ric aquesta vegada, hi treballa <\/span><b>Erica Sloan<\/b><span style=\"font-weight: 400;\">, de la Monash University, a Austr\u00e0lia. La seva investigaci\u00f3 en l\u2019\u00faltima d\u00e8cada aporta proves s\u00f2lides del vincle entre l\u2019estr\u00e8s cr\u00f2nic i l\u2019agreujament del c\u00e0ncer i el desenvolupament de met\u00e0stasi. Tamb\u00e9 identifica mol\u00e8cules que s\u00f3n claus en aquest vincle, en concret un neurotransmissor \u2014una de les subst\u00e0ncies que medien la comunicaci\u00f3 entre neurones.<\/span><\/p>\n<p><em><b>Blocadors beta per prevenir met\u00e0stasi de c\u00e0ncer de mama<\/b><\/em><\/p>\n<p><span style=\"font-weight: 400;\">Sloan ha demostrat que un tipus de f\u00e0rmacs ja aprovats contra la hipertensi\u00f3, els blocadors beta, intercepten la comunicaci\u00f3 entre el sistema nervi\u00f3s, el sistema immunitari i el c\u00e0ncer. <\/span><a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/31754048\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">Els seus assajos<\/span><\/a><span style=\"font-weight: 400;\"> en pacients amb c\u00e0ncer de mama apunten que l\u2019\u00fas de blocadors beta redueix significativament la incid\u00e8ncia de la met\u00e0stasi i \u00e9s, per tant, una via terap\u00e8utica que ha de ser explorada. \u00abEl <\/span><span style=\"font-weight: 400;\">\u03b2<\/span><span style=\"font-weight: 400;\">-bloqueig redueix els biomarcadors associats amb el potencial metast\u00e0tic\u00bb, diu Sloan. Aquest descobriment corrobora la import\u00e0ncia de portar a terme assajos cl\u00ednics de fase III m\u00e9s extensos.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Tamb\u00e9 \u00e9s innovadora la investigaci\u00f3 de <\/span><b>Maria Rescigno<\/b><span style=\"font-weight: 400;\">, de l\u2019Humanitas University de Mil\u00e0 (It\u00e0lia), en \u00abla interrelaci\u00f3 entre el cos hum\u00e0 i la microbiota \u2014l\u2019ecosistema de bacteris, virus i fongs que pobla els \u00f2rgans i teixits\u2014 per entendre el seu paper en les malalties\u00bb<\/span><\/p>\n<p><em><b>\u201cComen\u00e7arem a tractar el c\u00e0ncer amb bacteris\u201d<\/b><\/em><\/p>\n<p><span style=\"font-weight: 400;\">Rescigno \u00e9s qui ha descobert fa poc l\u2019exist\u00e8ncia d\u2019una barrera intestinal que t\u00e9 una doble funci\u00f3: protegir l\u2019organisme de l\u2019entrada d\u2019agents externs i permetre l\u2019absorci\u00f3 de nutrients. La seva investigaci\u00f3 revela que certs bacteris prosperen especialment en ambients amb baixos nivells d\u2019oxigen i teixits morts, condicions que s\u00f3n comunes en els tumors. Aquest descobriment ha suggerit la possibilitat d\u2019utilitzar bacteris espec\u00edficament preparats amb l\u2019objectiu d\u2019activar una resposta defensiva contra el c\u00e0ncer.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Una altra l\u00ednia d\u2019investigaci\u00f3 mostra que els microorganismes estan implicats a preparar els teixits perqu\u00e8 acullin les c\u00e8l\u00b7lules metast\u00e0tiques; impedir amb f\u00e0rmacs aquesta preparaci\u00f3 del <\/span><i><span style=\"font-weight: 400;\">niu<\/span><\/i><span style=\"font-weight: 400;\"> per a la met\u00e0stasi seria una altra possible via terap\u00e8utica. Gonz\u00e1lez Su\u00e1rez considera rellevant destacar en aquesta l\u00ednia els assajos de Claudia Gravekamp, que impliquen tractaments amb bacteris contra els quals hem estat vacunats en la nostra inf\u00e0ncia com a truc per reactivar la resposta immunit\u00e0ria. \u00abComen\u00e7arem a tractar el c\u00e0ncer amb bacteris\u00bb, afirma el coorganitzador del congr\u00e9s Manuel Valiente.<\/span><\/p>\n<h5><b>Aquesta entrada \u00e9s una adaptaci\u00f3 d\u2019un <\/b><a href=\"https:\/\/www.cnio.es\/noticias\/futuros-tratamientos-en-ensayo-contra-la-metastasis-incluyen-bacterias-farmacos-para-la-hipertension-y-bloqueantes-de-la-comunicacion-entre-neuronas\/\" target=\"_blank\" rel=\"noopener\"><b>article<\/b><\/a><b> publicat originalment al lloc web del CNIO.\u00a0<\/b><\/h5>\n","protected":false},"excerpt":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-7534\" src=\"https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2023\/12\/CNIOFM-MESTAIS.jpg\" alt=\"\" width=\"400\" height=\"244\" srcset=\"https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2023\/12\/CNIOFM-MESTAIS.jpg 1140w, https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2023\/12\/CNIOFM-MESTAIS-300x183.jpg 300w, https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2023\/12\/CNIOFM-MESTAIS-1024x623.jpg 1024w, https:\/\/blog.caixaresearch.org\/wp-content\/uploads\/2023\/12\/CNIOFM-MESTAIS-768x468.jpg 768w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/p>\n<p>P<em style=\"font-size: 16px;\">articipants en el congr\u00e9s CNIO-CaixaResearch Frontiers Meeting: Met\u00e0stasi. Cr\u00e8dit: Laura M. Lombard\u00eda \/ CNIO<\/em><\/p>\n<p>La principal causa de mort per c\u00e0ncer es deu al desenvolupament de met\u00e0stasi, el proc\u00e9s pel qual el tumor es dissemina a altres \u00f2rgans i contra el qual hi continua havent poques opcions de tractament. Els \u00faltims anys hi ha grans aven\u00e7os en la recerca, amb resultats que canvien el concepte de met\u00e0stasi i que fan possibles noves formes de combatre-la, algunes ja en fase d\u2019assaig cl\u00ednic. Ho van explicar experts mundials en aquest camp en el congr\u00e9s <a href=\"https:\/\/apps.cnio.es\/eventos\/descargas\/CFM\/3110314_546,14_pdf1.pdf\" target=\"_blank\" rel=\"noopener\">CNIO-Caixa Research Frontiers Meeting: Met\u00e0stasi<\/a>, celebrat al Centro Nacional de Investigaciones Oncol\u00f3gicas (CNIO) del 6 al 8 de novembre.<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[519,340],"tags":[],"class_list":["post-7510","post","type-post","status-publish","format-standard","hentry","category-investigacio","category-sense-categoria"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Nous enfocaments terap\u00e8utics per tractar la met\u00e0stasi: des de bacteris fins a f\u00e0rmacs per a la hipertensi\u00f3 - 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\/nous-enfocaments-terapeutics-metastasi\/\" \/>\n<meta property=\"og:locale\" content=\"ca_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Nous enfocaments terap\u00e8utics per tractar la met\u00e0stasi: des de bacteris fins a f\u00e0rmacs per a la hipertensi\u00f3 - Blog CaixaCi\u00e8ncia\" \/>\n<meta property=\"og:description\" content=\"Participants en el congr\u00e9s CNIO-CaixaResearch Frontiers Meeting: Met\u00e0stasi. Cr\u00e8dit: Laura M. Lombard\u00eda \/ CNIO La principal causa de mort per c\u00e0ncer es deu al desenvolupament de met\u00e0stasi, el proc\u00e9s pel qual el tumor es dissemina a altres \u00f2rgans i contra el qual hi continua havent poques opcions de tractament. Els \u00faltims anys hi ha grans aven\u00e7os en la recerca, amb resultats que canvien el concepte de met\u00e0stasi i que fan possibles noves formes de combatre-la, algunes ja en fase d\u2019assaig cl\u00ednic. 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