{"id":42226,"date":"2024-04-29T14:06:35","date_gmt":"2024-04-29T12:06:35","guid":{"rendered":"https:\/\/ellipse.prbb.org\/?p=42226"},"modified":"2024-04-29T14:04:54","modified_gmt":"2024-04-29T12:04:54","slug":"un-atles-de-lenvelliment-muscular-huma-que-ajudara-a-millorar-la-salut-fisica-i-perllongar-lesperanca-de-vida","status":"publish","type":"post","link":"https:\/\/ellipse.prbb.org\/ca\/un-atles-de-lenvelliment-muscular-huma-que-ajudara-a-millorar-la-salut-fisica-i-perllongar-lesperanca-de-vida\/","title":{"rendered":"Un atles de l&#8217;envelliment muscular hum\u00e0 que ajudar\u00e0 a millorar la salut f\u00edsica i perllongar l&#8217;esperan\u00e7a de vida"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">El <a rel=\"noreferrer noopener\" href=\"https:\/\/www.upf.edu\/web\/biomed\" target=\"_blank\">Departament de Medicina i Ci\u00e8ncies de la vida, Universitat Pompeu Fabra (MELIS-UPF)<\/a> ha participat <a rel=\"noreferrer noopener\" href=\"https:\/\/www.upf.edu\/web\/biomed\/inici\/ca\/-\/asset_publisher\/Us0jfwFAevmx\/content\/atles-exhaustiu-de-l-envelliment-del-m%C3%BAscul-esquel%C3%A8tic-hum%C3%A0\/10193\/maximized\" target=\"_blank\">en un estudi internacional que ha generat un <strong>atles cel\u00b7lular de l&#8217;envelliment muscular hum\u00e0<\/strong><\/a>. Per crear aquest atles, centres de recerca de <strong>la Xina, els Estats Units i Espanya<\/strong> han analitzat l&#8217;expressi\u00f3 gen\u00e8tica i l&#8217;estat epigen\u00e8tic de <strong>387.000 c\u00e8l\u00b7lules musculars<\/strong>. Les c\u00e8l\u00b7lules estudiades provenen de bi\u00f2psies de <strong>31 individus de diferents g\u00e8neres, edats i or\u00edgens regionals<\/strong>. \u00abAquest atles \u00e9s el producte d&#8217;una col\u00b7laboraci\u00f3 internacional i del desenvolupament de tecnologies que permeten fer massius perfilats unicel\u00b7lulars en paral\u00b7lel\u00bb, va afirmar el Dr. Yiwei Lai, primer autor de l&#8217;estudi i membre de l&#8217;equip xin\u00e8s.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L&#8217;augment de l&#8217;esperan\u00e7a de vida i l&#8217;envelliment progressiu de la societat creen la necessitat de comprendre els processos d&#8217;envelliment per millorar la vida de les persones m\u00e9s grans. <a rel=\"noreferrer noopener\" href=\"https:\/\/ellipse.prbb.org\/ca\/identificat-un-nou-mecanisme-dautoreparacio-de-cellules-musculars-independent-de-les-cellules-mare-de-teixit\/\" target=\"_blank\">El sistema muscular es deteriora amb l&#8217;eda<\/a>t, especialment a partir dels 80 anys, perdent massa muscular i capacitat de regeneraci\u00f3, una afectaci\u00f3 coneguda com a <strong>sarcop\u00e8nia<\/strong>. \u00abCom <strong>l&#8217;atles m\u00e9s exhaustiu de l&#8217;envelliment muscular hum\u00e0 a nivell unicel\u00b7lular <\/strong>fins avui, aquest estudi ser\u00e0 <strong>una refer\u00e8ncia tant per als camps de l&#8217;envelliment com per a la sarcop\u00e8nia i la fragilitat<\/strong>\u00ab, explica la col\u00b7l\u00edder de l&#8217;estudi, <strong>Pura Mu\u00f1oz-C\u00e1noves<\/strong>, professora ICREA del MELIS-UPF i ara investigadora principal a Altos Labs, San Diego Institute of Science, als EUA.<\/p>\n\n\n\n<div style=\"height:21px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>L\u2019augment de l\u2019esperan\u00e7a de vida i l\u2019envelliment progressiu de la societat creen la necessitat de comprendre els processos d\u2019envelliment per millorar la vida de les persones m\u00e9s grans<\/p><\/blockquote>\n\n\n\n<div style=\"height:21px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Aquesta investigaci\u00f3 ha perm\u00e8s de <strong>comprendre millor els processos d&#8217;envelliment muscular.<\/strong> S&#8217;han descrit afectacions al metabolisme cel\u00b7lular de les fibres musculars i nous subtipus de fibres que sorgeixen durant l&#8217;envelliment. Tamb\u00e9 s&#8217;ha comen\u00e7at a comprendre <a rel=\"noreferrer noopener\" href=\"https:\/\/ellipse.prbb.org\/ca\/llarga-vida-al-muscul\/\" target=\"_blank\">el paper de les <strong>c\u00e8l\u00b7lules mare musculars<\/strong><\/a> i dels processos d&#8217;inflamaci\u00f3 de les c\u00e8l\u00b7lules endotelials que revesteixen els vasos sanguinis i limf\u00e0tics en el deteriorament muscular. A m\u00e9s, s&#8217;han trobat nous objectius potencials per al diagn\u00f2stic i tractament de la sarcop\u00e8nia perqu\u00e8 s&#8217;han identificat llocs espec\u00edfics a les c\u00e8l\u00b7lules musculars associats a aquesta malaltia.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Fins ara no s&#8217;havien investigat les bases biol\u00f2giques de la sarcop\u00e8nia a nivell cel\u00b7lular. Aquest <a rel=\"noreferrer noopener\" href=\"https:\/\/ellipse.prbb.org\/ca\/atles-cellulars-per-a-facilitar-el-diagnostic-i-tractament-de-diferents-malalties\/\" target=\"_blank\">atles cel\u00b7lular <\/a>\u00e9s un primer pas per a la identificaci\u00f3 de <strong>dianes terap\u00e8utiques per evitar la degradaci\u00f3 muscular associada a l&#8217;envelliment<\/strong>. \u201cEsperem que aix\u00f2 sigui la base de moltes investigacions posteriors per frenar o fins i tot bloquejar la sarcop\u00e8nia, la fragilitat i el deteriorament muscular en persones grans, promovent un envelliment corporal m\u00e9s saludable durant m\u00e9s temps i augmentant la longevitat\u201d, comenta Mu\u00f1oz-C\u00e1noves.<\/p>\n\n\n\n<div style=\"height:70px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n","protected":false},"excerpt":{"rendered":"<p>MELIS-UPF participa en un estudi internacional que representa l&#8217;atles m\u00e9s exhaustiu de l&#8217;envelliment muscular hum\u00e0 a nivell unicel\u00b7lular fins avui, analitzant 387.000 c\u00e8l\u00b7lules musculars de 31 individus de diferents g\u00e8neres, edats i or\u00edgens regionals.<\/p>\n","protected":false},"author":32,"featured_media":42213,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[26],"tags":[717,273,521],"new-type":[35],"class_list":["post-42226","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-recerca","tag-envelliment","tag-melis-upf-ca","tag-salut","new-type-noticies"],"acf":[],"_links":{"self":[{"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/posts\/42226","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\/32"}],"replies":[{"embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/comments?post=42226"}],"version-history":[{"count":7,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/posts\/42226\/revisions"}],"predecessor-version":[{"id":42324,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/posts\/42226\/revisions\/42324"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/media\/42213"}],"wp:attachment":[{"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/media?parent=42226"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/categories?post=42226"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/tags?post=42226"},{"taxonomy":"new-type","embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/new-type?post=42226"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}