{"id":47827,"date":"2012-05-10T00:00:00","date_gmt":"2012-05-09T23:00:00","guid":{"rendered":"http:\/\/www.pcb.ub.edu\/un-treball-sobre-la-multicellularitat-en-que-participa-irbio-portada-de-science-signaling-to-translate\/"},"modified":"2020-11-18T14:52:20","modified_gmt":"2020-11-18T13:52:20","slug":"un-treball-sobre-la-multicellularitat-en-que-participa-irbio-portada-de-science-signaling-to-translate","status":"publish","type":"post","link":"https:\/\/www.pcb.ub.edu\/en\/un-treball-sobre-la-multicellularitat-en-que-participa-irbio-portada-de-science-signaling-to-translate\/","title":{"rendered":"Un treball sobre la multicel\u00b7lularitat en qu\u00e8 participa IRBIO. portada de &#8216;Science Signaling&#8217; TO TRANSLATE >>>"},"content":{"rendered":"<p>La transici\u00f3 biol\u00f2gica cap a la multicel\u00b7lularitat \u00e9s un pas cr\u00edtic en la hist\u00f2ria evolutiva dels metazous. Tal com explica el professor Ruiz-Trillo, \u00abhist\u00f2ricament, es creia que un factor determinant en aquest proc\u00e9s era l&#8217;adquisici\u00f3 de nous gens que van permetre arribar a una multicel\u00b7lularitat complexa, com per exemple, la invenci\u00f3 de nous gens involucrats en l&#8217;adhesi\u00f3, la comunicaci\u00f3 i la diferenciaci\u00f3 cel\u00b7lular\u00bb. En l&#8217;estudi, per\u00f2, les dades mostren que, \u00abm\u00e9s que aquests gens nous, el factor clau va ser, probablement, una millor regulaci\u00f3 i una coadaptaci\u00f3 de gens presents en l&#8217;ancestre unicel\u00b7lular a noves funcions en un context multicel\u00b7lular\u00bb, assenyala el cient\u00edfic.  <\/p>\n<p> Les prote\u00efnes tirosina-cinasa s\u00f3n indispensables en processos cel\u00b7lulars b\u00e0sics com ara la proliferaci\u00f3, la migraci\u00f3, el metabolisme energ\u00e8tic i la comunicaci\u00f3 intercel\u00b7lular. Tot i el seu paper fonamental en el context multicel\u00b7lular, el seu origen en l&#8217;escala evolutiva dels metazous encara t\u00e9 moltes inc\u00f2gnites. En l&#8217;article, dirigit per I\u00f1aki Ruiz-Trillo i amb Hiroshi Suga com a primer signant, l&#8217;equip cient\u00edfic revela noves pistes sobre l&#8217;origen dels gens codificadors de prote\u00efnes tirosina-cinasa (citos\u00f2liques i receptores) en la transici\u00f3 cap a la multicel\u00b7lularitat. <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Una de les preguntes m\u00e9s desafiadores de la biologia actual \u00e9s la de l&#8217;origen de la multicel\u00b7lularitat, \u00e9s a dir, dels mecanismes moleculars que van permetre l&#8217;aparici\u00f3 dels animals multicel\u00b7lulars a partir dels seus predecessors unicel\u00b7lulars, un proc\u00e9s clau en la hist\u00f2ria evolutiva dels organismes al planeta. Segons un article publicat en portada a la revista Science Signaling, les prote\u00efnes tirosina-cinasa, unes mol\u00e8cules imprescindibles en la maquin\u00e0ria cel\u00b7lular, es van diversificar abans de l&#8217;origen dels organismes pluricel\u00b7lulars. En aquest treball hi han participat, entre altres experts, els investigadors I\u00f1aki Ruiz-Trillo, Hiroshi Suga i Alex de Mendoza, del Departament de Gen\u00e8tica de la UB i de l&#8217;Institut de Recerca de la Biodiversitat (IRBio), amb seu al Parc Cient\u00edfic de Barcelona.  <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[8],"tags":[],"class_list":["post-47827","post","type-post","status-publish","format-standard","category-uncategorized"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Un treball sobre la multicel\u00b7lularitat en qu\u00e8 participa IRBIO. portada de &#039;Science Signaling&#039; TO TRANSLATE &gt;&gt;&gt; - Parc Cient\u00edfic de Barcelona<\/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:\/\/www.pcb.ub.edu\/en\/un-treball-sobre-la-multicellularitat-en-que-participa-irbio-portada-de-science-signaling-to-translate\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Un treball sobre la multicel\u00b7lularitat en qu\u00e8 participa IRBIO. portada de &#039;Science Signaling&#039; TO TRANSLATE &gt;&gt;&gt; - Parc Cient\u00edfic de Barcelona\" \/>\n<meta property=\"og:description\" content=\"Una de les preguntes m\u00e9s desafiadores de la biologia actual \u00e9s la de l&#039;origen de la multicel\u00b7lularitat, \u00e9s a dir, dels mecanismes moleculars que van permetre l&#039;aparici\u00f3 dels animals multicel\u00b7lulars a partir dels seus predecessors unicel\u00b7lulars, un proc\u00e9s clau en la hist\u00f2ria evolutiva dels organismes al planeta. 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