{"id":45917,"date":"2025-01-22T10:06:19","date_gmt":"2025-01-22T09:06:19","guid":{"rendered":"https:\/\/ellipse.prbb.org\/?p=45917"},"modified":"2025-01-22T10:06:24","modified_gmt":"2025-01-22T09:06:24","slug":"cap-a-on-creixen-les-cellules-tumorals","status":"publish","type":"post","link":"https:\/\/ellipse.prbb.org\/ca\/cap-a-on-creixen-les-cellules-tumorals\/","title":{"rendered":"Cap a on creixen les c\u00e8l\u00b7lules tumorals?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">En aquesta imatge es mostra el nou descobriment del grup dirigit per <strong><a rel=\"noreferrer noopener\" href=\"https:\/\/www.crg.eu\/es\/programmes-groups\/weghorn-lab\" target=\"_blank\">Donate Weghorn<\/a> <\/strong>al <a rel=\"noreferrer noopener\" href=\"https:\/\/www.crg.eu\/\" target=\"_blank\">Centre de Regulaci\u00f3 Gen\u00f2mica (CRG)<\/a>, amb la col\u00b7laboraci\u00f3 de la Universitat de Col\u00f2nia: que <a rel=\"noreferrer noopener\" href=\"https:\/\/www.crg.eu\/en\/news\/cancers-grow-uniformly-throughout-their-mass#2\" target=\"_blank\">el c\u00e0ncer creix de manera uniforme en tota la massa tumoral<\/a>.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Fins ara es pensava que els tumors creixien principalment en les vores exteriors i amb les c\u00e8l\u00b7lules de l\u2019interior molt m\u00e9s inactives. Per\u00f2 estudiant <strong>teixit <\/strong>d\u2019estadis primerencs de <strong><a href=\"https:\/\/ellipse.prbb.org\/ca\/tag\/cancer-ca\/\" target=\"_blank\" rel=\"noreferrer noopener\">c\u00e0ncer <\/a><\/strong>de fetge s\u2019ha pogut comprovar que <strong>creixen uniformement<\/strong>. La t\u00e8cnica que s\u2019ha utilitzat \u00e9s la <strong>gen\u00f2mica espacial<\/strong>, capa\u00e7 d\u2019estudiar la informaci\u00f3 gen\u00e8tica de les c\u00e8l\u00b7lules en llocs concrets dins d\u2019un teixit. \u00c9s aix\u00ed com s\u2019ha vist que totes<strong> les regions tumorals es desenvolupen uniformement<\/strong> i s\u00f3n igualment actives, amb el potencial de contenir mutacions agressives. &nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sabent la posici\u00f3 de les c\u00e8l\u00b7lules, l\u2019equip investigador va elaborar un <strong>mapa <\/strong>per <strong>situar les <\/strong><a rel=\"noreferrer noopener\" href=\"https:\/\/ellipse.prbb.org\/ca\/la-interaccio-entre-mutacions-podria-ser-determinant-en-el-desenvolupament-del-cancer\/\" target=\"_blank\"><strong>mutacions<\/strong> <\/a>de cada mostra i poder mesurar la direcci\u00f3 i propagaci\u00f3 d&#8217;aquestes mutacions. \u00c9s aix\u00ed com van descobrir que els angles entre la posici\u00f3 de la c\u00e8l\u00b7lula original i les c\u00e8l\u00b7lules descendents s\u2019estenien en totes direccions i no pas nom\u00e9s cap enfora. Per validar aquests resultats, van fer<strong> models <\/strong><a rel=\"noreferrer noopener\" href=\"https:\/\/ellipse.prbb.org\/ca\/noves-eines-i-algoritmes-dia-per-detectar-millor-el-cancer-les-malalties-genetiques-i-les-infeccions-viriques\/\" target=\"_blank\"><strong>computacionals<\/strong> <\/a>i van comprovar que els patrons de mutacions eren els mateixos que els de les mostres de teixit hep\u00e0tic. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u00c9s el que es veu en la imatge: les <strong>c\u00e8l\u00b7lules <\/strong>amb el mateix tipus de mutaci\u00f3 <strong>poden estar juntes<\/strong> en una \u00e0rea concreta del tumor (de color blau) <strong>o b\u00e9 repartides en diferents parts del tumor<\/strong> (de color vermell).&nbsp;<\/p>\n\n\n\n<div style=\"height:55px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"has-text-color has-cyan-bluish-gray-color wp-block-paragraph\">Vols veure la teva foto aqu\u00ed? Envia\u2019ns imatges relacionades amb la ci\u00e8ncia o la vida al PRBB a&nbsp;<a href=\"mailto:ellipse@prbb.org\">ellipse@prbb.org<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>En aquesta imatge es mostra el nou descobriment del grup dirigit per Donate Weghorn al Centre de Regulaci\u00f3 Gen\u00f2mica (CRG), amb la col\u00b7laboraci\u00f3 de la Universitat de Col\u00f2nia: que el c\u00e0ncer creix de manera uniforme en tota la massa tumoral.&nbsp; Fins ara es pensava que els tumors creixien principalment en les vores exteriors i amb [&hellip;]<\/p>\n","protected":false},"author":33,"featured_media":45918,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[26],"tags":[312,265,706],"new-type":[40],"class_list":["post-45917","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-recerca","tag-cancer-ca","tag-crg-ca","tag-genomica","new-type-foto-de-la-setmana"],"acf":[],"_links":{"self":[{"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/posts\/45917","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/users\/33"}],"replies":[{"embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/comments?post=45917"}],"version-history":[{"count":10,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/posts\/45917\/revisions"}],"predecessor-version":[{"id":46311,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/posts\/45917\/revisions\/46311"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/media\/45918"}],"wp:attachment":[{"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/media?parent=45917"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/categories?post=45917"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/tags?post=45917"},{"taxonomy":"new-type","embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/new-type?post=45917"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}