{"id":13860,"date":"2026-07-24T09:02:09","date_gmt":"2026-07-24T08:02:09","guid":{"rendered":"https:\/\/blog.caixaresearch.org\/?p=13860"},"modified":"2026-07-24T09:02:09","modified_gmt":"2026-07-24T08:02:09","slug":"deu-persones-curades-del-vih-el-cas-del-pacient-doslo","status":"publish","type":"post","link":"https:\/\/blog.caixaresearch.org\/ca\/deu-persones-curades-del-vih-el-cas-del-pacient-doslo\/","title":{"rendered":"News from the Lab | Deu persones curades del VIH: el cas del pacient d&#8217;Oslo"},"content":{"rendered":"<p><iframe loading=\"lazy\" title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/OEpL7dgIPuo?si=fLUrhhbfqdHROa3H\" width=\"400\" height=\"225\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><span data-mce-type=\"bookmark\" style=\"display: inline-block; width: 0px; overflow: hidden; line-height: 0;\" class=\"mce_SELRES_start\">\ufeff<\/span><\/iframe><\/p>\n<p><span style=\"font-weight: 300;\">La infecci\u00f3 pel VIH ataca el sistema immunitari de les persones afectades. Tot i que actualment <\/span><b>es pot tractar i prevenir de manera efica\u00e7<\/b><span style=\"font-weight: 300;\"> mitjan\u00e7ant el tractament antiretroviral, <\/span><b>encara no hi ha una cura<\/b><span style=\"font-weight: 300;\"> que sigui completament aplicable i accessible per a la poblaci\u00f3 general. Per aquest motiu, trobar un tractament definitiu continua sent un dels desafiaments m\u00e9s grans de la medicina moderna.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 300;\">No obstant aix\u00f2, <\/span><b>hi ha casos que obren una finestra d\u2019esperan\u00e7a <\/b><span style=\"font-weight: 300;\">cap a aquest objectiu: els dels <\/span><b>pacients que han aconseguit la remissi\u00f3 del virus<\/b><span style=\"font-weight: 300;\"> despr\u00e9s de sotmetre\u2019s a un <\/span><b>trasplantament de c\u00e8l\u00b7lules mare per tractar un c\u00e0ncer hematol\u00f2gic<\/b><span style=\"font-weight: 300;\">. Per tal d\u2019avan\u00e7ar en aquesta direcci\u00f3, el <\/span><a href=\"https:\/\/www.icistem.org\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 300;\">consorci internacional IciStem<\/span><\/a><span style=\"font-weight: 300;\">, coordinat des d\u2019IrsiCaixa \u2014centre de recerca l\u00edder en la recerca sobre infeccions i immunitat\u2014, fa <\/span><b>m\u00e9s d\u2019una d\u00e8cada que duu a terme el seguiment de 40 persones<\/b><span style=\"font-weight: 300;\"> amb VIH que han rebut aquest tipus de trasplantament.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 300;\">Gr\u00e0cies a aquest i altres esfor\u00e7os, all\u00f2 que el 2009 semblava un cas \u00fanic i a\u00efllat \u2014el del conegut \u00ab<\/span><b>pacient de Berl\u00edn<\/b><span style=\"font-weight: 300;\">\u00bb\u2014 \u00e9s avui una realitat cient\u00edfica que es consolida: ja s\u00f3n deu les persones al m\u00f3n que han aconseguit la remissi\u00f3 del VIH. El <\/span><b>\u00abpacient d\u2019Oslo\u00bb n\u2019\u00e9s el<\/b><a href=\"https:\/\/www.nature.com\/articles\/s41564-026-02304-8\" target=\"_blank\" rel=\"noopener\"><b> darrer cas publicat<\/b><\/a><span style=\"font-weight: 300;\">, el 2026 a la revista <\/span><i><span style=\"font-weight: 300;\">Nature Microbiology<\/span><\/i><span style=\"font-weight: 300;\">.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 300;\">Els investigadors de l\u2019IrsiCaixa que han participat en l\u2019estudi, <\/span><a href=\"https:\/\/www.irsicaixa.es\/es\/maria-salgado-bernal\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 300;\">Maria Salgado Bernal<\/span><\/a><span style=\"font-weight: 300;\"> i <\/span><a href=\"https:\/\/www.irsicaixa.es\/es\/javier-martinez-picado\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 300;\">Javier Mart\u00ednez-Picado<\/span><\/a><span style=\"font-weight: 300;\"> \u2014que tamb\u00e9 \u00e9s coordinador de l\u2019IciStem 2.0\u2014, ens expliquen el cas del pacient d\u2019Oslo en aquest <\/span><i><span style=\"font-weight: 300;\">News from the Lab<\/span><\/i><span style=\"font-weight: 300;\">.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 300;\">Es tracta d\u2019un home de 62 anys que va rebre un trasplantament de c\u00e8l\u00b7lules mare del seu germ\u00e0 donant, el qual \u00e9s portador de la <\/span><b>mutaci\u00f3 gen\u00e8tica CCR5\u039432<\/b><span style=\"font-weight: 300;\">. Aquesta variaci\u00f3 gen\u00e8tica <\/span><b>altera el receptor CCR5<\/b><span style=\"font-weight: 300;\">, que funciona com <\/span><b>una de les principals \u00abportes d\u2019entrada\u00bb<\/b><span style=\"font-weight: 300;\"> que utilitza el VIH per envair l\u2019organisme. En regenerar-se la sang i el sistema immunitari del pacient amb les c\u00e8l\u00b7lules del donant, el virus es troba l\u2019\u00abentrada bloquejada\u00bb.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 300;\">Sota un estricte control m\u00e8dic, <\/span><b>el pacient va interrompre el tractament antiretroviral<\/b><span style=\"font-weight: 300;\"> dos anys despr\u00e9s del trasplantament. Despr\u00e9s de quatre anys sense medicaci\u00f3, <\/span><b>el virus replicatiu es mant\u00e9 indetectable<\/b><span style=\"font-weight: 300;\"> tant a la sang com als teixits. A m\u00e9s, la seva resposta immunit\u00e0ria contra el VIH ha anat desapareixent de manera progressiva, cosa que confirma l\u2019<\/span><b>abs\u00e8ncia d\u2019una infecci\u00f3 activa<\/b><span style=\"font-weight: 300;\">.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 300;\">Tot i que aquest tipus de trasplantaments de c\u00e8l\u00b7lules mare no s\u00f3n una soluci\u00f3 escalable a la poblaci\u00f3 general a causa de la seva alta complexitat, aquest cas d\u2019\u00e8xit, juntament amb el dels altres nou pacients i l\u2019estudi de la resta dels pacients del consorci, <\/span><b>aporta dades crucials per al full de ruta cient\u00edfic<\/b><span style=\"font-weight: 300;\">. El repte prioritari ara \u00e9s traslladar aquest valu\u00f3s coneixement a <\/span><b>ter\u00e0pies molt m\u00e9s segures i accessibles<\/b><span style=\"font-weight: 300;\">, com la tecnologia de <\/span><b>c\u00e8l\u00b7lules CAR-T o la ter\u00e0pia g\u00e8nica<\/b><span style=\"font-weight: 300;\"> per modificar directament el receptor CCR5.\u00a0<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p><iframe loading=\"lazy\" title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/OEpL7dgIPuo?si=fLUrhhbfqdHROa3H\" width=\"400\" height=\"225\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\">\ufeff<\/iframe><\/p>\n<p>La infecci\u00f3 pel VIH ataca el sistema immunitari de les persones afectades. Tot i que actualment es pot tractar i prevenir de manera efica\u00e7 mitjan\u00e7ant el tractament antiretroviral, encara no hi ha una cura que sigui completament aplicable i accessible per a la poblaci\u00f3 general. Per aquest motiu, trobar un tractament definitiu continua sent un dels desafiaments m\u00e9s grans de la medicina moderna.\u00a0<\/p>\n<p>No obstant aix\u00f2, hi ha casos que obren una finestra d\u2019esperan\u00e7a cap a aquest objectiu: els dels pacients que han aconseguit la remissi\u00f3 del virus despr\u00e9s de sotmetre\u2019s a un trasplantament de c\u00e8l\u00b7lules mare per tractar un c\u00e0ncer hematol\u00f2gic. Per tal d\u2019avan\u00e7ar en aquesta direcci\u00f3, el <a href=\"https:\/\/www.icistem.org\/\" target=\"_blank\" rel=\"noopener\">consorci internacional IciStem<\/a>,<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[340],"tags":[581,578,365,563,391,348,504,375,505,354,507,510],"class_list":["post-13860","post","type-post","status-publish","format-standard","hentry","category-sense-categoria","tag-innovacion-ca","tag-investigacion-ca","tag-recerca","tag-salud-ca","tag-salut","tag-salut-global","tag-sida-ca","tag-sistema-immunitari","tag-sistema-inmune-ca","tag-tractament","tag-vih-ca","tag-virus-ca"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>News from the Lab | Deu persones curades del VIH: el cas del pacient d&#039;Oslo - Blog CaixaCi\u00e8ncia<\/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:\/\/blog.caixaresearch.org\/ca\/deu-persones-curades-del-vih-el-cas-del-pacient-doslo\/\" \/>\n<meta property=\"og:locale\" content=\"ca_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"News from the Lab | Deu persones curades del VIH: el cas del pacient d&#039;Oslo - Blog CaixaCi\u00e8ncia\" \/>\n<meta property=\"og:description\" content=\"\ufeff La infecci\u00f3 pel VIH ataca el sistema immunitari de les persones afectades. Tot i que actualment es pot tractar i prevenir de manera efica\u00e7 mitjan\u00e7ant el tractament antiretroviral, encara no hi ha una cura que sigui completament aplicable i accessible per a la poblaci\u00f3 general. Per aquest motiu, trobar un tractament definitiu continua sent un dels desafiaments m\u00e9s grans de la medicina moderna.\u00a0 No obstant aix\u00f2, hi ha casos que obren una finestra d\u2019esperan\u00e7a cap a aquest objectiu: els dels pacients que han aconseguit la remissi\u00f3 del virus despr\u00e9s de sotmetre\u2019s a un trasplantament de c\u00e8l\u00b7lules mare per tractar un c\u00e0ncer hematol\u00f2gic. 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