{"id":714397,"date":"2026-09-22T02:06:03","date_gmt":"2026-09-22T02:06:03","guid":{"rendered":"https:\/\/microscopemedia.com\/?p=714397"},"modified":"2026-09-22T02:06:03","modified_gmt":"2026-09-22T02:06:03","slug":"un-tratament-experimental-pentru-hepatita-b-ar-putea-opri-virusul-in-celulele-ficatului-a-intrat-in-testare-la-oameni","status":"publish","type":"post","link":"https:\/\/microscopemedia.com\/?p=714397","title":{"rendered":"Un tratament experimental pentru hepatita B ar putea opri virusul \u00een celulele ficatului. A intrat \u00een testare la oameni"},"content":{"rendered":"<div readability=\"42.508362676056\">\n<div class=\"sgb-google-buttons\">\n<div class=\"display-flex justify-center google-logo\"><img decoding=\"async\" loading=\"lazy\" class=\"mg-x-auto\" width=\"30\" height=\"30\" src=\"https:\/\/microscopemedia.com\/wp-content\/uploads\/2026\/09\/un-tratament-experimental-pentru-hepatita-b-ar-putea-opri-virusul-in-celulele-ficatului-a-intrat-in-testare-la-oameni.png\" alt><\/div>\n<\/p><\/div>\n<p id=\"p-0\">Tratamentul, numit CRMA-1001, folose\u0219te o versiune modificat\u0103 a tehnologiei CRISPR. \u00cen loc s\u0103 taie ADN-ul, a\u0219a cum fac unele terapii de editare genetic\u0103, sistemul ata\u0219eaz\u0103 mici \u201eetichete\u201d chimice ADN-ului virusului. Acestea au rolul de a opri activitatea genelor virale \u0219i de a \u00eempiedica producerea de noi particule de virus.<\/p>\n<p id=\"p-1\">Cercetarea a fost publicat\u0103 luni, \u00een revista Nature Biomedical Engineering.<\/p>\n<p id=\"p-2\">Cercet\u0103torii au testat terapia pe celule hepatice umane \u0219i pe animale. \u00cen experimentele pe \u0219oareci, o singur\u0103 administrare a redus puternic nivelurile unor markeri ai virusului, iar dup\u0103 mai multe doze, la p\u00e2n\u0103 la 90% dintre animale nu mai puteau fi detectate anumite forme ale virusului la \u0219ase luni de la tratament.<\/p>\n<p id=\"p-3\">Tratamentul a fost testat \u0219i pe maimu\u021be, pentru evaluarea siguran\u021bei. La doza cea mai mare, cercet\u0103torii au observat o cre\u0219tere temporar\u0103 a enzimelor hepatice, valorile revenind la normal \u00een aproximativ patru s\u0103pt\u0103m\u00e2ni.<\/p>\n<p id=\"p-4\">Un aspect important este c\u0103 terapia a ajuns deja \u00een etapa de testare pe oameni. Studiul clinic aflat \u00een primele etape urm\u0103re\u0219te \u00een primul r\u00e2nd siguran\u021ba \u0219i tolerabilitatea tratamentului, dar \u0219i modul \u00een care organismul reac\u021bioneaz\u0103 la acesta \u0219i eficien\u021ba sa. Primul participant a primit tratamentul intravenos \u00een ianuarie 2026.<\/p>\n<p id=\"p-5\">Hepatita B este dificil de eliminat deoarece virusul poate r\u0103m\u00e2ne \u00een celulele ficatului sub forme de ADN care pot alimenta din nou infec\u021bia. CRMA-1001 \u00eencearc\u0103 s\u0103 inactiveze at\u00e2t ADN-ul viral care persist\u0103 \u00een celule, c\u00e2t \u0219i fragmentele de ADN viral integrate \u00een genomul celulelor.<\/p>\n<p id=\"p-6\">Cercet\u0103torii avertizeaz\u0103 \u00eens\u0103 c\u0103 rezultatele ob\u021binute p\u00e2n\u0103 acum <a href=\"https:\/\/www.mediafax.ro\/social\/semnele-hepatitei-cand-trebuie-sa-te-testezi-un-medic-infectionist-explica-23780071\" target=\"_blank\" rel=\"noopener\">nu \u00eenseamn\u0103 c\u0103 hepatita B poate fi deja vindecat\u0103.<\/a> Studiile clinice vor trebui s\u0103 arate dac\u0103 efectele observate la animale pot fi ob\u021binute \u0219i la oameni \u0219i dac\u0103 tratamentul poate produce o a\u0219a-numit\u0103 vindecare func\u021bional\u0103, adic\u0103 o oprire pe termen lung a activit\u0103\u021bii virusului f\u0103r\u0103 necesitatea unui tratament continuu.<\/p>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Tratamentul, numit CRMA-1001, folose\u0219te o versiune modificat\u0103 a tehnologiei CRISPR. \u00cen loc s\u0103 taie ADN-ul, a\u0219a cum fac unele terapii de editare genetic\u0103, sistemul ata\u0219eaz\u0103 mici \u201eetichete\u201d chimice ADN-ului virusului. &hellip; <a href=\"https:\/\/microscopemedia.com\/?p=714397\" class=\"more-link\">Read More<\/a><\/p>\n","protected":false},"author":1,"featured_media":714398,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"Default","format":"standard","meta":[],"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/microscopemedia.com\/index.php?rest_route=\/wp\/v2\/posts\/714397"}],"collection":[{"href":"https:\/\/microscopemedia.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/microscopemedia.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/microscopemedia.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/microscopemedia.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=714397"}],"version-history":[{"count":0,"href":"https:\/\/microscopemedia.com\/index.php?rest_route=\/wp\/v2\/posts\/714397\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/microscopemedia.com\/index.php?rest_route=\/wp\/v2\/media\/714398"}],"wp:attachment":[{"href":"https:\/\/microscopemedia.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=714397"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/microscopemedia.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=714397"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/microscopemedia.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=714397"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}