{"id":46630,"date":"2025-02-17T09:33:50","date_gmt":"2025-02-17T08:33:50","guid":{"rendered":"https:\/\/ellipse.prbb.org\/?p=46630"},"modified":"2025-02-17T09:33:31","modified_gmt":"2025-02-17T08:33:31","slug":"el-tabaquisme-passiu-en-la-infancia-marca-ladn","status":"publish","type":"post","link":"https:\/\/ellipse.prbb.org\/ca\/el-tabaquisme-passiu-en-la-infancia-marca-ladn\/","title":{"rendered":"El tabaquisme passiu en la inf\u00e0ncia marca l\u2019ADN"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Un <a rel=\"noreferrer noopener\" href=\"https:\/\/www.isglobal.org\/ca\/-\/el-tabaquismo-pasivo-durante-la-infancia-se-relaciona-con-alteraciones-epigeneticas\" target=\"_blank\">estudi<\/a> liderat per <strong>Mariona Bustamante <\/strong>i <strong>Marta Cosin-Tom\u00e0s<\/strong>, de l&#8217;<a rel=\"noreferrer noopener\" href=\"https:\/\/www.isglobal.org\/ca\/\" target=\"_blank\">Institut de Salut Global de Barcelona (ISGlobal)<\/a>, ha demostrat que l\u2019ADN <a rel=\"noreferrer noopener\" href=\"https:\/\/ellipse.prbb.org\/ca\/els-residus-del-tabac-en-lambient-equivalents-al-fum-de-segona-ma\/\" target=\"_blank\">del nens i les nenes exposats al tabac<\/a> a casa tendeix a patir <strong>canvis <a href=\"https:\/\/ellipse.prbb.org\/ca\/epigenetica-mes-enlla-dels-gens\/\" target=\"_blank\" rel=\"noreferrer noopener\">epigen\u00e8tics<\/a><\/strong>. Aquesta mena de canvis no modifiquen la seq\u00fc\u00e8ncia de l\u2019ADN, per\u00f2 afegeixen \u201cmarques\u201d que modifiquen la seva funci\u00f3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">En concret, <strong>el grup d\u2019investigaci\u00f3 ha vist <a rel=\"noreferrer noopener\" href=\"https:\/\/ellipse.prbb.org\/ca\/un-cataleg-de-metilacio-de-ladn-ajudara-a-entendre-la-biologia-de-les-exposicions-ambientals-a-nens\/\" target=\"_blank\">metilacions<\/a><\/strong>, \u00e9s a dir, introduccions de grups metil, a onze regions del genoma associades tant a l&#8217;exposici\u00f3 al tabaquisme passiu com a l\u2019actiu. Algunes de les regions afectades estan lligades a <strong>malalties com el c\u00e0ncer o l\u2019asma<\/strong>. Aquests canvis epigen\u00e8tics podrien influir en l\u2019aparici\u00f3 d\u2019aquestes i altres malalties en l\u2019edat adulta.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L\u2019estudi es va portar a terme en quasi 2700 <strong>nens i nenes d\u2019entre 7 i 10 anys <\/strong>d\u2019Espanya, Fran\u00e7a, Gr\u00e8cia, Litu\u00e0nia, Noruega, Pa\u00efsos Baixos, Regne Unit i Su\u00e8cia del <a rel=\"noreferrer noopener\" href=\"https:\/\/www.isglobal.org\/ca\/-\/pace\" target=\"_blank\">Consorci sobre Epigen\u00e8tica a l\u2019Embar\u00e0s i la Inf\u00e0ncia<\/a> (PACE, per les seves sigles en angl\u00e8s). A trav\u00e9s d\u2019<strong>an\u00e0lisis de sang<\/strong>, es va estudiar el <strong>grau de metilaci\u00f3<\/strong> i es va relacionar amb la <strong>pres\u00e8ncia de persones fumadores a la llar<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tot i que ja s\u2019havia vist la <a rel=\"noreferrer noopener\" href=\"https:\/\/ellipse.prbb.org\/ca\/el-tabaquisme-matern-durant-lembaras-podria-causar-envelliment-biologic-i-influir-en-el-creixement-fetal\/\" target=\"_blank\">influ\u00e8ncia del tabaquisme durant l\u2019embar\u00e0s<\/a>, <strong>aquest estudi confirma que \u00e9sser fumador passiu durant la inf\u00e0ncia pot portar grans problemes en l\u2019edat adulta<\/strong>. Aix\u00f2 \u00e9s degut a que l\u2019exposici\u00f3 infantil al tabac pot afectar al risc de malalties respirat\u00f2ries i cardiovasculars, aix\u00ed com al desenvolupament neurol\u00f2gic i la funci\u00f3 immunit\u00e0ria.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">El grup d\u2019investigaci\u00f3 senyala doncs la import\u00e0ncia de <strong>regular l\u2019exposici\u00f3 infantil al tabac<\/strong>. Es calcula que un 40% dels nens i les nenes de tot el m\u00f3n estan exposats al tabaquisme passiu, fet que el converteix en un gran problema de salut p\u00fablica.<\/p>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Les alteracions a l\u2019ADN observades en un recent estudi fet per investigadors i investigadores d&#8217;ISGlobal podrien promoure l\u2019aparici\u00f3 de malalties quan s\u2019\u00e9s adult.<\/p>\n","protected":false},"author":34,"featured_media":46626,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[26],"tags":[648,506,295,782],"new-type":[35],"class_list":["post-46630","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-recerca","tag-epigenetica","tag-infants","tag-isglobal-cat","tag-tabac","new-type-noticies"],"acf":[],"_links":{"self":[{"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/posts\/46630","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\/34"}],"replies":[{"embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/comments?post=46630"}],"version-history":[{"count":7,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/posts\/46630\/revisions"}],"predecessor-version":[{"id":46652,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/posts\/46630\/revisions\/46652"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/media\/46626"}],"wp:attachment":[{"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/media?parent=46630"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/categories?post=46630"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/tags?post=46630"},{"taxonomy":"new-type","embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/new-type?post=46630"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}