{"id":50267,"date":"2025-12-22T10:56:03","date_gmt":"2025-12-22T09:56:03","guid":{"rendered":"https:\/\/ellipse.prbb.org\/?p=50267"},"modified":"2025-12-22T10:55:56","modified_gmt":"2025-12-22T09:55:56","slug":"submergint-nos-a-les-autopistes-cellulars","status":"publish","type":"post","link":"https:\/\/ellipse.prbb.org\/ca\/submergint-nos-a-les-autopistes-cellulars\/","title":{"rendered":"Submergint-nos a les autopistes cel\u00b7lulars"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Aquesta imatge d&#8217;immunofluoresc\u00e8ncia l&#8217;envia <a rel=\"noreferrer noopener\" href=\"https:\/\/www.linkedin.com\/in\/pierre-bercier-ph-d-b06501105\/\" target=\"_blank\"><strong>Pierre Bercier<\/strong><\/a>, investigador postdoctoral del laboratori dirigit per<strong> Adel Al Jord <\/strong>del <a rel=\"noreferrer noopener\" href=\"http:\/\/www.crg.eu\/\" target=\"_blank\">Centre de Regulaci\u00f3 Gen\u00f2mica (CRG)<\/a>. Aquest laboratori estudia els mecanismes de remodelaci\u00f3 d&#8217;org\u00e0nuls cel\u00b7lulars, en particular, com les fluctuacions a les forces f\u00edsiques que agiten l&#8217;interior d&#8217;una c\u00e8l\u00b7lula impacten els missatges gen\u00e8tics i la funci\u00f3 cel\u00b7lular.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u00abA la imatge, es pot observar una <a rel=\"noreferrer noopener\" href=\"https:\/\/ellipse.prbb.org\/ca\/dissenyant-inhibidors-de-levolucio-tumoral-per-intentar-fer-del-cancer-una-malaltia-cronica\/\" target=\"_blank\"><strong>c\u00e8l\u00b7lula mesenquimal<\/strong>, un tipus de c\u00e8l\u00b7lula present en el teixit connectiu i que \u00e9s capa\u00e7 de diferenciar-se en c\u00e8l\u00b7lules \u00f2ssies, cartilaginoses i adiposes<\/a>. La imatge es va prendre despr\u00e9s de la tinci\u00f3 d&#8217;immunofluoresc\u00e8ncia, una t\u00e8cnica que utilitza colorants fluorescents per marcar estructures espec\u00edfiques dins la c\u00e8l\u00b7lula.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>L&#8217;ADN <\/strong>del nucli est\u00e0 marcat en <strong>blau<\/strong>, mentre que el <strong>citoesquelet<\/strong>, la bastida interna que d\u00f3na forma a la c\u00e8l\u00b7lula i li permet moure&#8217;s, es mostra en <strong>verd i vermell<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e9s espec\u00edficament, els <strong><a href=\"https:\/\/ellipse.prbb.org\/ca\/tag\/microtubuls\/\" target=\"_blank\" rel=\"noreferrer noopener\">microt\u00fabuls<\/a><\/strong>, que actuen com a vies intracel\u00b7lulars per al transport i el suport estructural, estan marcats en <strong>verd <\/strong>i s&#8217;organitzen principalment al voltant del <strong>centre de la c\u00e8l\u00b7lula<\/strong>, formant una densa xarxa al voltant del nucli. En contrast, els <strong>filaments d&#8217;actina<\/strong>, que ajuden la c\u00e8l\u00b7lula a moure&#8217;s i mantenir la tensi\u00f3, apareixen en <strong>vermell<\/strong> i es concentren <strong>a prop de les vores cel\u00b7lulars<\/strong>, delineant-ne el contorn.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Aquesta distribuci\u00f3 uniforme dels elements del citoesquelet al voltant del nucli ressalta <strong>com la c\u00e8l\u00b7lula mant\u00e9 la seva organitzaci\u00f3 interna i el seu equilibri mec\u00e0nic<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La imatge es va prendre amb un <strong>microscopi confocal<\/strong>, un <a rel=\"noreferrer noopener\" href=\"https:\/\/ellipse.prbb.org\/ca\/imatge-mesoscopica-mif\/\" target=\"_blank\">microscopi de fluoresc\u00e8ncia d&#8217;alta resoluci\u00f3 <\/a>que captura seccions \u00f2ptiques primes de la c\u00e8l\u00b7lula, cosa que permet fer-ne una reconstrucci\u00f3 en 3D. La imatge \u00e9s part d&#8217;un projecte que cerca comprendre com la din\u00e0mica del citosquelet influeix en el moviment i posicionament del nucli\u00bb.<\/p>\n\n\n\n<div style=\"height:60px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Aquesta imatge d&#8217;immunofluoresc\u00e8ncia l&#8217;envia Pierre Bercier, investigador postdoctoral del laboratori dirigit per Adel Al Jord del Centre de Regulaci\u00f3 Gen\u00f2mica (CRG). Aquest laboratori estudia els mecanismes de remodelaci\u00f3 d&#8217;org\u00e0nuls cel\u00b7lulars, en particular, com les fluctuacions a les forces f\u00edsiques que agiten l&#8217;interior d&#8217;una c\u00e8l\u00b7lula impacten els missatges gen\u00e8tics i la funci\u00f3 cel\u00b7lular. \u00abA la imatge, [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":49956,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[26],"tags":[269,265,323,219],"new-type":[40],"class_list":["post-50267","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-recerca","tag-biologia-cellular","tag-crg-ca","tag-microscopia","tag-microtubuls","new-type-foto-de-la-setmana"],"acf":[],"_links":{"self":[{"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/posts\/50267","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\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/comments?post=50267"}],"version-history":[{"count":2,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/posts\/50267\/revisions"}],"predecessor-version":[{"id":50269,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/posts\/50267\/revisions\/50269"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/media\/49956"}],"wp:attachment":[{"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/media?parent=50267"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/categories?post=50267"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/tags?post=50267"},{"taxonomy":"new-type","embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/new-type?post=50267"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}