{"id":21541,"date":"2021-03-31T15:32:17","date_gmt":"2021-03-31T13:32:17","guid":{"rendered":"https:\/\/ellipse.prbb.org\/?p=21541"},"modified":"2021-04-14T16:22:15","modified_gmt":"2021-04-14T14:22:15","slug":"ladaptacio-dels-virus-als-teixits-que-infecten","status":"publish","type":"post","link":"https:\/\/ellipse.prbb.org\/ca\/ladaptacio-dels-virus-als-teixits-que-infecten\/","title":{"rendered":"L&#8217;adaptaci\u00f3 dels virus als teixits que infecten"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Un equip d&#8217;investigadors del <a rel=\"noreferrer noopener\" href=\"http:\/\/www.crg.eu\/\" target=\"_blank\">Centre de Regulaci\u00f3 Gen\u00f2mica (CRG)<\/a> ha <strong>analitzat les seq\u00fc\u00e8ncies<\/strong> de tots els <strong>virus coneguts que infecten a humans<\/strong>, \u00e9s a dir <strong>502<\/strong>, incl\u00f2s el <a rel=\"noreferrer noopener\" href=\"https:\/\/ellipse.prbb.org\/ca\/identificada-una-regio-especifica-del-sars-cov-2-util-per-al-diagnostic-de-la-covid-19-i-el-desenvolupament-de-vacunes\/\" target=\"_blank\">Sars-Cov-2<\/a>, per <strong>comprendre millor per qu\u00e8 cada virus \u00e9s m\u00e9s propens a infectar un teixit diferent.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">En comparar la forma en qu\u00e8 cadascun dels virus usava el codi d&#8217;ADN (el seu &#8216;\u00fas de codons&#8217;) amb les abund\u00e0ncies de ARNt en 23 teixits humans, sent els ARNt les mol\u00e8cules que &#8216;llegeixen&#8217; els codons, van trobar una correspond\u00e8ncia entre cada virus i els teixits que infecta normalment.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Per exemple, es va descobrir que el <strong>SARS-CoV-2 s&#8217;adapta espec\u00edficament al tracte respiratori superior, aix\u00ed com al tracte gastrointestinal i al cervell<\/strong>, la qual cosa coincideix amb s\u00edmptomes coneguts de la COVID-19 com neum\u00f2nia, diarrea o p\u00e8rdua de l&#8217;olfacte i el gust.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Aquests resultats s\u00f3n rellevants per al desenvolupament de <strong><a rel=\"noreferrer noopener\" href=\"https:\/\/ellipse.prbb.org\/ca\/la-materia-viva-es-la-maquinaria-mes-avancada-que-existeix\/\" target=\"_blank\">ter\u00e0pies gen\u00e8tiques<\/a><\/strong>, que <strong>utilitzen virus per tractar malalties gen\u00e8tiques<\/strong>. \u201cSi volem corregir una mutaci\u00f3 en un teixit, hem de modificar el virus perqu\u00e8 sigui \u00f2ptim per a aquest teixit en particular\u201d, diu <strong>Xavier Hernandez-Alias<\/strong>, primer autor de l&#8217;estudi i<strong> estudiant de doctorat<\/strong> en el laboratori de <a href=\"https:\/\/ellipse.prbb.org\/ca\/luis-serrano-crg-les-dones-contribueixen-a-millorar-la-ciencia\/\" target=\"_blank\" rel=\"noreferrer noopener\">Luis Serrano<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pots llegir m\u00e9s sobre aquest estudi al <a href=\"https:\/\/www.crg.eu\/en\/news\/viruses-adapt-language-human-cells-hijack-protein-synthesis#2\" target=\"_blank\" rel=\"noreferrer noopener\">web del CRG<\/a>.<\/p>\n\n\n\n<div style=\"height:44px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Investigadors i investigadores del CRG han completat una an\u00e0lisi computacional de m\u00e9s de 500 virus humans, incl\u00f2s el nou coronavirus, que aporta m\u00e9s informaci\u00f3 sobre les seves prefer\u00e8ncies de teixit.<\/p>\n","protected":false},"author":9,"featured_media":21527,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[26],"tags":[261,721,265,708,475],"new-type":[35,43],"class_list":["post-21541","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-recerca","tag-bioinformatica","tag-coronavirus-ca","tag-crg-ca","tag-genetica","tag-virus-ca","new-type-noticies","new-type-recomanem"],"acf":[],"_links":{"self":[{"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/posts\/21541","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\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/comments?post=21541"}],"version-history":[{"count":5,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/posts\/21541\/revisions"}],"predecessor-version":[{"id":21546,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/posts\/21541\/revisions\/21546"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/media\/21527"}],"wp:attachment":[{"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/media?parent=21541"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/categories?post=21541"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/tags?post=21541"},{"taxonomy":"new-type","embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/new-type?post=21541"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}