{"id":12931,"date":"2020-02-27T13:50:31","date_gmt":"2020-02-27T12:50:31","guid":{"rendered":"https:\/\/ellipse.prbb.org\/?p=12931"},"modified":"2020-02-27T13:50:31","modified_gmt":"2020-02-27T12:50:31","slug":"nou-marcador-de-proteccio-contra-el-citomegalovirus-en-pacients-trasplantats-renals","status":"publish","type":"post","link":"https:\/\/ellipse.prbb.org\/ca\/nou-marcador-de-proteccio-contra-el-citomegalovirus-en-pacients-trasplantats-renals\/","title":{"rendered":"Nou marcador de protecci\u00f3 contra el citomegalovirus en pacients trasplantats renals"},"content":{"rendered":"<p>La infecci\u00f3 per citomegalovirus (CMV) \u00e9s una patologia d&#8217;alta prevalen\u00e7a. Tot i que\u00a0<strong><a href=\"https:\/\/www.msdmanuals.com\/es\/professional\/enfermedades-infecciosas\/virus-herpes\/infecci%C3%B3n-por-citomegalovirus-cmv\" target=\"_blank\" rel=\"noopener\">el 60-90% de la poblaci\u00f3 mundial adulta est\u00e0 infectada<\/a>, <\/strong>es tracta d&#8217;una<strong> infecci\u00f3 latent i asimptom\u00e0tica<\/strong>. No obstant, els individus que s&#8217;han sotm\u00e8s a un trasplantament s\u00f3n susceptibles a patir simptomatologia, doncs se&#8217;ls ha administrat un tractament immunosupressor per evitar el rebuig i aquest afebleix el seu sistema immunitari. Conseq\u00fcentment, es pot produir una infecci\u00f3 <em>de novo\u00a0<\/em>o una reactivaci\u00f3 del virus, en cas que els pacients ja estiguessin infectats.<\/p>\n<p>Estudis realitzats a l&#8217;Hospital del Mar i a l&#8217;<a href=\"http:\/\/www.imim.es\/\" target=\"_blank\" rel=\"noopener\">Institut Hospital del Mar d\u2019Investigacions M\u00e8diques\u00a0(IMIM)<\/a>\u00a0indiquen que <a href=\"https:\/\/www.jimmunol.org\/content\/early\/2016\/12\/01\/jimmunol.1601236\" target=\"_blank\" rel=\"noopener\"><strong>la infecci\u00f3 per CMV afecta fins al 30% dels pacients durant els 6 mesos posteriors al trasplantament<\/strong><\/a>. En aquests casos, trobar marcadors de risc d&#8217;infecci\u00f3 pel CMV que siguin f\u00e0cilment detectables \u00e9s de gran import\u00e0ncia, ja que\u00a0aquesta infecci\u00f3 s&#8217;ha vinculat a l&#8217;aparici\u00f3 d&#8217;altres problemes a llarg termini, com ara el rebuig o problemes cardiovasculars. Per aix\u00f2, els pacients amb m\u00e9s alt risc d&#8217;infecci\u00f3 per CMV reben un tractament profil\u00e0ctic per evitar la infecci\u00f3. De fet, ja existeix un\u00a0<strong>marcador<\/strong> <strong>convencional<\/strong>, basat en l&#8217;an\u00e0lisi dels limf\u00f2cits T.<\/p>\n<p>Recentment, un equip de metges i metgesses de l&#8217;Hospital del Mar i personal investigador de l&#8217;IMIM <a href=\"https:\/\/www.imim.cat\/noticias\/729\/nuevo-marcador-de-proteccion-contra-la-infeccion-por-citomegalovirus-en-pacientes-trasplantados-renales\" target=\"_blank\" rel=\"noopener\">han descrit un nou marcador<\/a>, el qual podria complementar l&#8217;an\u00e0lisi dels limf\u00f2cits T:\u00a0<strong>la pres\u00e8ncia de receptors NKG2C a les c\u00e8l\u00b7lules\u00a0<em>Natural Killer<\/em> contribueix a protegir els pacients de la progressi\u00f3 de la infecci\u00f3 per CMV<\/strong>. La pres\u00e8ncia o absc\u00e8ncia d&#8217;aquest marcador podria ajudar a decidir quins pacients han de rebre el tractament preventiu.<\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-12968 aligncenter\" src=\"https:\/\/ellipse.prbb.org\/wp-content\/uploads\/2020\/02\/CMV_cat-2.png\" alt=\"\" width=\"897\" height=\"1335\" srcset=\"https:\/\/ellipse.prbb.org\/wp-content\/uploads\/2020\/02\/CMV_cat-2.png 1600w, https:\/\/ellipse.prbb.org\/wp-content\/uploads\/2020\/02\/CMV_cat-2-150x224.png 150w, https:\/\/ellipse.prbb.org\/wp-content\/uploads\/2020\/02\/CMV_cat-2-768x1143.png 768w, https:\/\/ellipse.prbb.org\/wp-content\/uploads\/2020\/02\/CMV_cat-2-403x600.png 403w\" sizes=\"auto, (max-width: 897px) 100vw, 897px\" \/><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Personal investigador de l&#8217;IMIM descriu un nou marcador de protecci\u00f3 contra el citomegalovirus. Aquest marcador podria detectar-se amb una simple an\u00e0lisi de sang.<\/p>\n","protected":false},"author":9,"featured_media":12956,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[26],"tags":[451,213,411,679,475],"new-type":[35],"class_list":["post-12931","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-recerca","tag-hospital-del-mar-ca","tag-imim","tag-immunologia","tag-infeccio","tag-virus-ca","new-type-noticies"],"acf":[],"_links":{"self":[{"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/posts\/12931","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=12931"}],"version-history":[{"count":5,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/posts\/12931\/revisions"}],"predecessor-version":[{"id":12999,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/posts\/12931\/revisions\/12999"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/media\/12956"}],"wp:attachment":[{"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/media?parent=12931"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/categories?post=12931"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/tags?post=12931"},{"taxonomy":"new-type","embeddable":true,"href":"https:\/\/ellipse.prbb.org\/ca\/wp-json\/wp\/v2\/new-type?post=12931"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}