{"id":3637,"date":"2015-09-05T22:56:00","date_gmt":"2015-09-05T15:56:00","guid":{"rendered":"http:\/\/192.168.1.47\/?p=3637"},"modified":"2024-03-27T17:02:59","modified_gmt":"2024-03-27T10:02:59","slug":"xay-dung-may-tinh-tu-dna","status":"publish","type":"post","link":"https:\/\/eplusi.net\/en\/news\/xay-dung-may-tinh-tu-dna\/","title":{"rendered":"X\u00e2y d\u1ef1ng m\u00e1y t\u00ednh t\u1eeb DNA?"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"3637\" class=\"elementor elementor-3637\" data-elementor-settings=\"[]\">\n\t\t\t\t\t\t\t<div class=\"elementor-section-wrap\">\n\t\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b79f434 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b79f434\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-9d913e9\" data-id=\"9d913e9\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-fbad6da elementor-widget elementor-widget-text-editor\" data-id=\"fbad6da\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<p style=\"text-align: center;\">\u00a0<\/p><p style=\"text-align: center;\"><img loading=\"lazy\" class=\"alignnone wp-image-3492 size-full\" src=\"https:\/\/eplusi.net\/wp-content\/uploads\/2021\/07\/may-tinh-DNA.jpg\" alt=\"\" width=\"540\" height=\"358\" srcset=\"https:\/\/eplusi.net\/wp-content\/uploads\/2021\/07\/may-tinh-DNA.jpg 540w, https:\/\/eplusi.net\/wp-content\/uploads\/2021\/07\/may-tinh-DNA-300x199.jpg 300w\" sizes=\"(max-width: 540px) 100vw, 540px\" \/><\/p><p style=\"text-align: center;\"><span style=\"font-family: arial, helvetica, sans-serif;\"><em><strong>\u1ea2nh: <\/strong>\u0110\u1ea1i h\u1ecdc East Anglia<\/em><\/span><\/p><p>\u00a0<\/p><p style=\"text-align: justify;\"><span style=\"font-family: arial, helvetica, sans-serif;\">Nghi\u00ean c\u1ee9u m\u1edbi c\u1ee7a c\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u1ea1i h\u1ecdc \u0110\u00f4ng Anglia, v\u01b0\u01a1ng qu\u1ed1c Anh m\u1ed9t ng\u00e0y n\u00e0o \u0111\u00f3 s\u1ebd gi\u00fap ch\u00fang ta x\u00e2y d\u1ef1ng \u0111\u01b0\u1ee3c m\u00e1y t\u00ednh t\u1eeb DNA. C\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 t\u00ecm th\u1ea5y m\u1ed9t c\u00e1ch \u0111\u1ec3 &#8220;switch&#8221; (chuy\u1ec3n \u0111\u1ed5i) c\u1ea5u tr\u00fac c\u1ee7a DNA s\u1eed d\u1ee5ng mu\u1ed1i \u0111\u1ed3ng v\u00e0 EDTA (axit ethylenediaminetetraacetic) &#8211; m\u1ed9t t\u00e1c nh\u00e2n th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong d\u1ea7u g\u1ed9i \u0111\u1ea7u v\u00e0 c\u00e1c s\u1ea3n ph\u1ea9m gia d\u1ee5ng kh\u00e1c. C\u00e1c \u1ee9ng d\u1ee5ng cho kh\u00e1m ph\u00e1 n\u00e0y bao g\u1ed3m c\u00f4ng ngh\u1ec7 nano &#8211; n\u01a1i DNA \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u00e0m cho m\u00e1y m\u00f3c tr\u1edf n\u00ean nh\u1ecf, v\u00e0 DNA trong n\u1ec1n \u0111i\u1ec7n to\u00e1n &#8211; n\u01a1i m\u00e0 c\u00e1c m\u00e1y t\u00ednh \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng t\u1eeb DNA thay v\u00ec ch\u1ea5t b\u00e1n d\u1eabn silicon.<\/span><\/p><p style=\"text-align: justify;\"><span style=\"font-family: arial, helvetica, sans-serif;\">Tr\u01b0\u1edbc \u0111\u00e2y ng\u01b0\u1eddi ta \u0111\u00e3 bi\u1ebft r\u1eb1ng c\u1ea5u tr\u00fac c\u1ee7a m\u1ed9t \u0111o\u1ea1n ADN c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c thay \u0111\u1ed5i b\u1eb1ng axit, l\u00e0 nguy\u00ean nh\u00e2n t\u1ea1o ra n\u00f3 \u0111\u1ec3 g\u1ea5p th\u00e0nh nh\u1eefng g\u00ec \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn nh\u01b0 m\u1ed9t &#8220;i-motif.&#8221; Nh\u01b0ng nghi\u00ean c\u1ee9u m\u1edbi \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 tr\u00ean t\u1ea1p ch\u00ed Chemical Communications cho th\u1ea5y r\u1eb1ng c\u00e1c c\u1ea5u tr\u00fac \u0111\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ed5i l\u1ea7n th\u1ee9 2 th\u00e0nh m\u1ed9t c\u1ea5u tr\u00fac (hair-pin) t\u00f3c-pin s\u1eed d\u1ee5ng nguy\u00ean t\u1ed1 \u0111\u1ed3ng t\u00edch \u0111i\u1ec7n d\u01b0\u01a1ng (ion d\u01b0\u01a1ng). S\u1ef1 thay \u0111\u1ed5i n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111\u1ea3o ng\u01b0\u1ee3c b\u1eb1ng EDTA.<\/span><\/p><p style=\"text-align: justify;\"><span style=\"font-family: arial, helvetica, sans-serif;\">Nghi\u00ean c\u1ee9u n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ph\u00e1t hi\u1ec7n s\u1ef1 c\u00f3 m\u1eb7t c\u1ee7a c\u00e1c ion \u0111\u1ed3ng, trong \u0111\u00f3 c\u00f3 th\u1ec3 ph\u00e1t hi\u1ec7n c\u00e1c \u0111\u1ed9c t\u00ednh cao \u0111\u1ed1i v\u1edbi c\u00e1 v\u00e0 c\u00e1c sinh v\u1eadt th\u1ee7y sinh kh\u00e1c trong n\u01b0\u1edbc.<\/span><\/p><p style=\"text-align: justify;\"><span style=\"font-family: arial, helvetica, sans-serif;\">Tr\u01b0\u1edfng nh\u00f3m nghi\u00ean c\u1ee9u, ti\u1ebfn s\u0129 Zo\u00eb Waller, t\u1eeb tr\u01b0\u1eddng D\u01b0\u1ee3c UEA, cho bi\u1ebft: &#8220;Nghi\u00ean c\u1ee9u c\u1ee7a ch\u00fang t\u00f4i cho th\u1ea5y c\u1ea5u tr\u00fac c\u1ee7a v\u1eadt li\u1ec7u di truy\u1ec1n &#8211; DNA &#8211; c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c thay \u0111\u1ed5i v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng m\u1ed9t c\u00e1ch ch\u00fang ta \u0111\u00e3 kh\u00f4ng nh\u1eadn ra.&#8221;<\/span><\/p><p style=\"text-align: justify;\"><span style=\"font-family: arial, helvetica, sans-serif;\">&#8220;Tr\u01b0\u1edbc \u0111\u00e2y c\u00e1c DNA ch\u1ec9 \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ed5i m\u1ed9t l\u1ea7n duy nh\u1ea5t &#8211; l\u1ea7n \u0111\u1ea7u ti\u00ean nghi\u00ean c\u1ee9u c\u1ee7a ch\u00fang t\u00f4i \u0111\u00e3 t\u00ecm ra c\u00e1ch cho th\u1ea5y c\u00e1c c\u1ea5u tr\u00fac DNA c\u00f3 th\u1ec3 chuy\u1ec3n \u0111\u1ed5i hai l\u1ea7n.&#8221;<\/span><\/p><p style=\"text-align: justify;\"><span style=\"font-family: arial, helvetica, sans-serif;\">&#8220;M\u1ed9t \u1ee9ng d\u1ee5ng ti\u1ec1m n\u0103ng c\u1ee7a ph\u00e1t hi\u1ec7n n\u00e0y c\u00f3 th\u1ec3 t\u1ea1o ra c\u00e1c c\u1ed5ng logic t\u1eeb DNA, d\u1ef1a tr\u00ean c\u1ed5ng logic to\u00e1n h\u1ecdc n\u00e0y s\u1ebd x\u00e2y d\u1ef1ng \u0111\u01b0\u1ee3c c\u00e1c kh\u1ed1i m\u1ea1ch k\u1ef9 thu\u1eadt s\u1ed1 c\u01a1 b\u1ea3n s\u1eed d\u1ee5ng trong c\u00e1c m\u00e1y t\u00ednh v\u00e0 thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed kh\u00e1c, theo truy\u1ec1n th\u1ed1ng c\u00e1c thi\u1ebft b\u1ecb n\u00e0y \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng \u0111i-\u1ed1t ho\u1eb7c transistor v\u00e0 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t &#8220;switch&#8221; \u0111i\u1ec7n t\u1eed.<\/span><\/p><p style=\"text-align: justify;\"><span style=\"font-family: arial, helvetica, sans-serif;\">&#8220;Nghi\u00ean c\u1ee9u m\u1edf r\u1ed9ng n\u00e0y cho th\u1ea5y c\u00e1c DNA c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 m\u1ed9t c\u01a1 ch\u1ebf chuy\u1ec3n \u0111\u1ed5i cho c\u1ed5ng logic trong t\u00ednh to\u00e1n d\u1ef1a tr\u00ean c\u00e1c DNA ho\u1eb7c d\u00f9ng trong c\u00f4ng ngh\u1ec7 nano.<\/span><\/p><p style=\"text-align: right;\"><span style=\"font-family: arial, helvetica, sans-serif;\">Theo <strong><a href=\"http:\/\/www.sciencedaily.com\/releases\/2015\/08\/150819083421.htm\"><span style=\"color: #0000cd;\"><em>ScienceDaily<\/em><\/span><\/a><\/strong><\/span><\/p><p><span style=\"font-family: arial, helvetica, sans-serif;\"><script type=\"text\/javascript\" src=\"https:\/\/eplusi.net\"><\/script><\/span><\/p><p><span style=\"font-family: arial, helvetica, sans-serif;\"><style type=\"text\/css\">body{<br \/>\n-moz-user-select: none !important;<br \/>\n-webkit-touch-callout: none!important;<br \/>\n-webkit-user-select: none!important;<br \/>\n-khtml-user-select: none!important;<br \/>\n-moz-user-select: none!important;<br \/>\n-ms-user-select: none!important;<br \/>\nuser-select: none!important;<br \/>\n}<br \/>\n<\/style><\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>\u1ea2nh: \u0110\u1ea1i h\u1ecdc East Anglia Nghi\u00ean c\u1ee9u m\u1edbi c\u1ee7a c\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u1ea1i h\u1ecdc \u0110\u00f4ng Anglia, v\u01b0\u01a1ng qu\u1ed1c Anh m\u1ed9t ng\u00e0y n\u00e0o \u0111\u00f3 s\u1ebd gi\u00fap ch\u00fang ta x\u00e2y d\u1ef1ng \u0111\u01b0\u1ee3c m\u00e1y t\u00ednh t\u1eeb DNA. C\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 t\u00ecm th\u1ea5y m\u1ed9t c\u00e1ch \u0111\u1ec3 &#8220;switch&#8221; (chuy\u1ec3n \u0111\u1ed5i) c\u1ea5u tr\u00fac c\u1ee7a DNA s\u1eed d\u1ee5ng mu\u1ed1i<a class=\"more-link\" href=\"https:\/\/eplusi.net\/en\/news\/xay-dung-may-tinh-tu-dna\/\">Continue reading <span class=\"screen-reader-text\">&#8220;X\u00e2y d\u1ef1ng m\u00e1y t\u00ednh t\u1eeb DNA?&#8221;<\/span><\/a><\/p>","protected":false},"author":3,"featured_media":3492,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_uf_show_specific_survey":0,"_uf_disable_surveys":false},"categories":[7],"tags":[],"_links":{"self":[{"href":"https:\/\/eplusi.net\/en\/wp-json\/wp\/v2\/posts\/3637"}],"collection":[{"href":"https:\/\/eplusi.net\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/eplusi.net\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/eplusi.net\/en\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/eplusi.net\/en\/wp-json\/wp\/v2\/comments?post=3637"}],"version-history":[{"count":8,"href":"https:\/\/eplusi.net\/en\/wp-json\/wp\/v2\/posts\/3637\/revisions"}],"predecessor-version":[{"id":7762,"href":"https:\/\/eplusi.net\/en\/wp-json\/wp\/v2\/posts\/3637\/revisions\/7762"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/eplusi.net\/en\/wp-json\/wp\/v2\/media\/3492"}],"wp:attachment":[{"href":"https:\/\/eplusi.net\/en\/wp-json\/wp\/v2\/media?parent=3637"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/eplusi.net\/en\/wp-json\/wp\/v2\/categories?post=3637"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/eplusi.net\/en\/wp-json\/wp\/v2\/tags?post=3637"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}