{"id":3698,"date":"2017-08-16T19:25:24","date_gmt":"2017-08-16T18:25:24","guid":{"rendered":"http:\/\/www.automatic-security.info\/?p=3698"},"modified":"2017-08-08T19:27:10","modified_gmt":"2017-08-08T18:27:10","slug":"eloszor-iktattak-ki-betegseget-okozo-dns-t-human-embriobol","status":"publish","type":"post","link":"https:\/\/www.automatic-security.info\/?p=3698","title":{"rendered":"El\u0151sz\u00f6r iktattak ki betegs\u00e9get okoz\u00f3 DNS-t hum\u00e1n embri\u00f3b\u00f3l"},"content":{"rendered":"<p style=\"text-align: justify;\">El\u0151sz\u00f6r metszettek ki sikerrel hum\u00e1n embri\u00f3b\u00f3l hib\u00e1s DNS-darabot, amely egy \u00f6r\u00f6kl\u0151d\u0151, s\u00falyos sz\u00edvbetegs\u00e9g\u00e9rt felel\u0151s.<!--more--><\/p>\n<p style=\"text-align: justify;\">A kutat\u00f3csoport m\u00falt h\u00e9ten m\u00e1r ismertetett eredm\u00e9nye utat nyithat mintegy 10\u00a0ezer, nemzed\u00e9kr\u0151l nemzed\u00e9kre \u00f6r\u00f6kl\u0151d\u0151 rendelleness\u00e9g megel\u0151z\u00e9s\u00e9hez.<\/p>\n<p style=\"text-align: justify;\">Az amerikai \u00e9s d\u00e9l-koreai tud\u00f3sokb\u00f3l \u00e1ll\u00f3 kutat\u00f3csoport \u00f6t napon \u00e1t engedte fejl\u0151dni a \u201ekijav\u00edtott\u201d embri\u00f3kat, ezut\u00e1n v\u00e9get vetettek a k\u00eds\u00e9rletnek.<\/p>\n<div id=\"attachment_3690\" style=\"width: 610px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/www.automatic-security.info\/wp-content\/uploads\/2017\/08\/dns-spiral.jpg\"><img aria-describedby=\"caption-attachment-3690\" loading=\"lazy\" class=\"wp-image-3690 size-full\" src=\"http:\/\/www.automatic-security.info\/wp-content\/uploads\/2017\/08\/dns-spiral.jpg\" alt=\"El\u0151sz\u00f6r iktattak ki betegs\u00e9get okoz\u00f3 DNS-t hum\u00e1n embri\u00f3b\u00f3l\" width=\"600\" height=\"391\" srcset=\"https:\/\/www.automatic-security.info\/wp-content\/uploads\/2017\/08\/dns-spiral.jpg 600w, https:\/\/www.automatic-security.info\/wp-content\/uploads\/2017\/08\/dns-spiral-300x196.jpg 300w, https:\/\/www.automatic-security.info\/wp-content\/uploads\/2017\/08\/dns-spiral-150x98.jpg 150w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/a><p id=\"caption-attachment-3690\" class=\"wp-caption-text\">Illusztr\u00e1ci\u00f3<\/p><\/div>\n<p style=\"text-align: justify;\">A g\u00e9nszerkeszt\u00e9s \u00fatt\u00f6r\u0151 technol\u00f3gi\u00e1j\u00e1t, a CRISPR nev\u0171 elj\u00e1r\u00e1st, vagyis a \u201egenetikai oll\u00f3t\u201d a 2015-\u00f6s \u00e9v tudom\u00e1nyos \u00e1tt\u00f6r\u00e9s\u00e9nek v\u00e1lasztott\u00e1k, seg\u00edts\u00e9g\u00e9vel a szak\u00e9rt\u0151k g\u00e9neket iktathatnak ki, a s\u00e9r\u00fclteket megfelel\u0151 DNS-r\u00e9szekkel p\u00f3tolhatj\u00e1k vagy \u00faj g\u00e9nszekvenci\u00e1kat illeszthetnek be.<\/p>\n<p style=\"text-align: justify;\">A portlandi Oregon Health and Science University (OHSU), a Salk Int\u00e9zet \u00e9s a d\u00e9l-koreai Alapkutat\u00e1si Int\u00e9zet k\u00f6z\u00f6s kutat\u00f3csoportja egy sz\u00edvizomelfajul\u00e1ssal j\u00e1r\u00f3 betegs\u00e9g, a hipertrofikus kardiomiop\u00e1tia megel\u0151z\u00e9s\u00e9n dolgozott.<\/p>\n<p style=\"text-align: justify;\">A rendelleness\u00e9g, amely a sz\u00edv hirtelen meg\u00e1ll\u00e1s\u00e1hoz is vezethet, nem ritka, 500\u00a0emberb\u0151l egyet \u00e9rint.<\/p>\n<p style=\"text-align: justify;\">A k\u00f3rt egyetlen g\u00e9n (egy DNS-ben l\u00e9v\u0151 utas\u00edt\u00e1s) hib\u00e1ja okozza. Aki hordozza, az 50\u00a0sz\u00e1zal\u00e9k es\u00e9llyel adja tov\u00e1bb a gyermek\u00e9nek.<\/p>\n<p style=\"text-align: justify;\">A kutat\u00f3k a hib\u00e1t a fogamz\u00e1s alatt jav\u00edtott\u00e1k ki. A hib\u00e1s g\u00e9nt hordoz\u00f3 f\u00e9rfi sperm\u00e1j\u00e1t eg\u00e9szs\u00e9ges n\u0151i donor petesejtj\u00e9be juttatt\u00e1k a CRISPR-technol\u00f3gi\u00e1val egy\u00fctt, ami a hib\u00e1t korrig\u00e1lta.<\/p>\n<p style=\"text-align: justify;\">Nem minden esetben j\u00e1rtak sikerrel, de az embri\u00f3k 72\u00a0sz\u00e1zal\u00e9ka megszabadult a betegs\u00e9g\u00e9rt felel\u0151s g\u00e9nmut\u00e1ci\u00f3t\u00f3l.<\/p>\n<p style=\"text-align: justify;\">Shoukhrat Mitalipov, a kutat\u00f3csoport egyik vezet\u0151je elmondta, hogy a jav\u00edt\u00e1st minden tov\u00e1bbi gener\u00e1ci\u00f3 hordozni fogja, \u00edgy a csal\u00e1d \u00e9s v\u00e9gs\u0151 soron az emberis\u00e9g is megszabadulhat az \u00f6r\u00f6kl\u0151d\u0151 betegs\u00e9g terh\u00e9t\u0151l.<\/p>\n<p style=\"text-align: justify;\">Kor\u00e1bban m\u00e1r k\u00ednai kutat\u00f3k is k\u00f6zz\u00e9tettek hasonl\u00f3 tanulm\u00e1nyokat, vegyes eredm\u00e9nyekkel.<\/p>\n<p style=\"text-align: justify;\">Az elj\u00e1r\u00e1s egyik kulcsk\u00e9rd\u00e9se a biztons\u00e1g, ezt csak sokkal kiterjedtebb kutat\u00e1ssal lehet megvizsg\u00e1lni.<\/p>\n<p style=\"text-align: justify;\">mti<\/p>\n","protected":false},"excerpt":{"rendered":"<p>El\u0151sz\u00f6r metszettek ki sikerrel hum\u00e1n embri\u00f3b\u00f3l hib\u00e1s DNS-darabot, amely egy \u00f6r\u00f6kl\u0151d\u0151, s\u00falyos sz\u00edvbetegs\u00e9g\u00e9rt felel\u0151s.<\/p>\n<p class=\"continue-reading-button\"> <a class=\"continue-reading-link\" href=\"https:\/\/www.automatic-security.info\/?p=3698\">tov\u00e1bb<i class=\"crycon-right-dir\"><\/i><\/a><\/p>\n","protected":false},"author":4,"featured_media":3690,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[117],"tags":[354],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.automatic-security.info\/index.php?rest_route=\/wp\/v2\/posts\/3698"}],"collection":[{"href":"https:\/\/www.automatic-security.info\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.automatic-security.info\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.automatic-security.info\/index.php?rest_route=\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.automatic-security.info\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3698"}],"version-history":[{"count":1,"href":"https:\/\/www.automatic-security.info\/index.php?rest_route=\/wp\/v2\/posts\/3698\/revisions"}],"predecessor-version":[{"id":3699,"href":"https:\/\/www.automatic-security.info\/index.php?rest_route=\/wp\/v2\/posts\/3698\/revisions\/3699"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.automatic-security.info\/index.php?rest_route=\/wp\/v2\/media\/3690"}],"wp:attachment":[{"href":"https:\/\/www.automatic-security.info\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3698"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.automatic-security.info\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3698"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.automatic-security.info\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3698"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}