{"id":4826,"date":"2016-03-30T22:57:09","date_gmt":"2016-03-30T15:57:09","guid":{"rendered":"http:\/\/ttud.com.vn\/?p=4826"},"modified":"2017-10-02T13:38:51","modified_gmt":"2017-10-02T06:38:51","slug":"dai-hoc-han-quoc-phat-trien-mieng-dan-graphene-giup-theo-doi-luong-duong-trong-mau","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/dai-hoc-han-quoc-phat-trien-mieng-dan-graphene-giup-theo-doi-luong-duong-trong-mau\/","title":{"rendered":"\u0110\u1ea1i h\u1ecdc H\u00e0n Qu\u1ed1c ph\u00e1t tri\u1ec3n mi\u1ebfng d\u00e1n graphene gi\u00fap theo d\u00f5i l\u01b0\u1ee3ng \u0111\u01b0\u1eddng trong m\u00e1u"},"content":{"rendered":"<p><strong>M\u1ed9t mi\u1ebfng d\u00e1n l\u00e0m t\u1eeb graphene v\u1edbi kh\u1ea3 n\u0103ng \u2018c\u1ea3m nh\u1eadn\u2019 \u0111\u01b0\u1ee3c l\u01b0\u1ee3ng glucose trong m\u1ed3 h\u00f4i, c\u00f3 th\u1ec3 s\u1ebd l\u00e0 gi\u1ea3i ph\u00e1p m\u1edbi trong vi\u1ec7c ch\u1ea9n \u0111o\u00e1n s\u1edbm b\u1ec7nh ti\u1ec3u \u0111\u01b0\u1eddng. \u0110\u00f3 l\u00e0 \u00fd t\u01b0\u1edfng c\u1ee7a c\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u1ebfn t\u1eeb \u0110\u1ea1i h\u1ecdc Qu\u1ed1c gia Seoul (H\u00e0n Qu\u1ed1c). \u0110\u01b0\u1ee3c n\u1ed1i th\u00f4ng qua d\u00e2y d\u1eabn \u0111\u1ebfn m\u1ed9t m\u00e1y ph\u00e2n t\u00edch \u0111i\u1ec7n ho\u00e1 di \u0111\u1ed9ng, khi l\u01b0\u1ee3ng \u0111\u01b0\u1eddng trong m\u00e1u qu\u00e1 cao, mi\u1ebfng d\u00e1n s\u1ebd gi\u1ea3i ph\u00f3ng thu\u1ed1c metformin nh\u1edd m\u1ed9t b\u1ed9 vi kim (microneedles), nh\u1eb1m h\u1ea1 th\u1ea5p \u0111\u01b0\u1eddng xu\u1ed1ng. Graphene l\u00e0 lo\u1ea1i v\u1eadt li\u1ec7u m\u1ecfng v\u00e0 linh ho\u1ea1t, th\u1ebf n\u00ean c\u00f3 th\u1ec3 t\u1ea1o s\u1ef1 tho\u1ea3i m\u00e1i cho nh\u1eefng ng\u01b0\u1eddi s\u1eed d\u1ee5ng. Khi d\u00e1n l\u00ean da, m\u1ed9t h\u1ec7 th\u1ed1ng vi kim bao g\u1ed3m nhi\u1ec1u chi\u1ebfc kim nh\u1ecf x\u00edu, s\u1ebd \u0111\u00e2m xuy\u00ean qua da b\u1ea1n, \u0111\u1ebfn c\u00e1c m\u00f4 d\u01b0\u1edbi da. V\u1edbi \u0111\u01b0\u1eddng k\u00ednh 250 micromet v\u00e0 d\u00e0y 1 mm, thi\u1ebft b\u1ecb qu\u00e1 nh\u1ecf \u0111\u1ec3 g\u00e2y \u0111au \u0111\u1edbn.<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-5384\" src=\"http:\/\/ttud.com.vn\/wp-content\/uploads\/2016\/03\/3647892_mieng-dan-graphene_tinhte.jpg\" alt=\"\" width=\"738\" height=\"490\" srcset=\"https:\/\/casta.ttud.com.vn\/wp-content\/uploads\/2016\/03\/3647892_mieng-dan-graphene_tinhte.jpg 738w, https:\/\/casta.ttud.com.vn\/wp-content\/uploads\/2016\/03\/3647892_mieng-dan-graphene_tinhte-600x398.jpg 600w, https:\/\/casta.ttud.com.vn\/wp-content\/uploads\/2016\/03\/3647892_mieng-dan-graphene_tinhte-300x199.jpg 300w\" sizes=\"auto, (max-width: 738px) 100vw, 738px\" \/><\/p>\n<p>\u0110\u1ec3 gi\u1ea3i ph\u00f3ng metformin khi c\u1ea7n thi\u1ebft, m\u1ed9t b\u1ed9 ph\u1eadn s\u01b0\u1edfi nh\u1ecf x\u00edu b\u00ean trong mi\u1ebfng d\u00e1n s\u1ebd \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t, l\u00e0m tan l\u1edbp ph\u1ee7 tr\u00ean c\u00e1c \u0111\u1ea7u kim c\u1ee7a microneedles, gi\u00fap ch\u00fang \u0111\u01b0a metformin v\u00e0o c\u01a1 th\u1ec3. \u1ede c\u00e1c th\u1eed nghi\u1ec7m ti\u1ebfn h\u00e0nh tr\u00ean chu\u1ed9t m\u1eafc b\u1ec7nh ti\u1ec3u \u0111\u01b0\u1eddng, mi\u1ebfng d\u00e1n t\u1ecf ra hi\u1ec7u qu\u1ea3 khi ph\u00e1t hi\u1ec7n n\u1ed3ng \u0111\u1ed9 \u0111\u01b0\u1eddng cao, sau \u0111\u00f3 \u0111\u01b0a v\u00e0o m\u1ed9t li\u1ec1u l\u01b0\u1ee3ng th\u00edch h\u1ee3p metformin, gi\u00fap h\u1ea1 th\u1ea5p l\u01b0\u1ee3ng \u0111\u01b0\u1eddng trong m\u00e1u ch\u00fang. Ngo\u00e0i ra, s\u1ea3n ph\u1ea9m c\u0169ng \u0111\u00e3 \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m \u1edf 2 ng\u01b0\u1eddi \u0111\u00e0n \u00f4ng kh\u1ecfe m\u1ea1nh, v\u00e0 k\u1ebft qu\u1ea3 cho th\u1ea5y c\u00e1c ph\u00e9p \u0111o c\u1ee7a mi\u1ebfng graphene ho\u00e0n to\u00e0n ch\u00ednh x\u00e1c.<\/p>\n<p>Nh\u00f3m nghi\u00ean c\u1ee9u hy v\u1ecdng h\u1ecd c\u00f3 th\u1ec3 l\u00e0m cho mi\u1ebfng d\u00e1n tr\u1edf n\u00ean ph\u00f9 h\u1ee3p h\u01a1n, \u0111\u1ec3 m\u1ecdi ng\u01b0\u1eddi s\u1eed d\u1ee5ng n\u00f3 h\u00e0ng ng\u00e0y. \u201cCh\u00fang t\u00f4i c\u1ea7n ph\u1ea3i gi\u1ea3m chi ph\u00ed v\u00e0 t\u0103ng \u0111\u1ed9 tin c\u1eady c\u1ee7a c\u00e1c c\u1ea3m bi\u1ebfn, trong m\u1ed9t kho\u1ea3ng th\u1eddi gian d\u00e0i\u201d, Dae-Hyeong Kim thu\u1ed9c \u0110\u1ea1i h\u1ecdc Qu\u1ed1c gia Seoul cho bi\u1ebft.<\/p>\n<p>\u0110i\u1ec1u tr\u1ecb ti\u1ec3u \u0111\u01b0\u1eddng tu\u00fdp 2 th\u01b0\u1eddng b\u1eaft \u0111\u1ea7u v\u1edbi ch\u1ebf \u0111\u1ed9 \u0103n u\u1ed1ng v\u00e0 t\u1eadp th\u1ec3 d\u1ee5c, sau \u0111\u00f3 l\u00e0 nh\u1edd s\u1ef1 h\u1ed7 tr\u1ee3 c\u1ee7a metformin, v\u00e0 cu\u1ed1i c\u00f9ng l\u00e0 ti\u00eam insulin khi b\u1ec7nh t\u00ecnh tr\u1edf n\u1eb7ng. M\u1ed9t thi\u1ebft b\u1ecb kh\u00f4ng x\u00e2m l\u1ea5n k\u00e8m t\u00ednh n\u0103ng gi\u00e1m s\u00e1t glucose v\u00e0 ph\u00e2n ph\u1ed1i thu\u1ed1c, ch\u00ednh l\u00e0 m\u1ee5c \u0111\u00edch cu\u1ed1i c\u00f9ng c\u1ee7a nghi\u00ean c\u1ee9u n\u00e0y. \u00d4ng Richard Guy t\u1ea1i \u0110\u1ea1i h\u1ecdc Bath (Anh) cho r\u1eb1ng trong t\u01b0\u01a1ng lai, vi\u1ec7c ki\u1ec3m tra glucose qua vi\u1ec7c ch\u00edch ng\u00f3n tay v\u00e0 ti\u00eam insulin trong \u0111i\u1ec1u tr\u1ecb s\u1ebd kh\u00f4ng c\u00f2n n\u1eefa. Mi\u1ebfng d\u00e1n graphene r\u00f5 r\u00e0ng l\u00e0 m\u1ed9t b\u01b0\u1edbc ti\u1ebfn l\u1edbn.<\/p>\n<p>M\u1eb7c d\u00f9 h\u01b0\u1edbng \u0111\u1ebfn m\u1ed9t gi\u1ea3i ph\u00e1p ho\u00e0n ch\u1ec9nh, thi\u1ebft b\u1ecb v\u1eabn c\u00f2n c\u00f3 v\u1ea5n \u0111\u1ec1 ch\u01b0a \u0111\u01b0\u1ee3c gi\u1ea3i quy\u1ebft, theo \u00f4ng Guy. \u0110\u00f3 ch\u00ednh l\u00e0 li\u1ec1u l\u01b0\u1ee3ng thu\u1ed1c c\u1ea7n thi\u1ebft \u1edf ng\u01b0\u1eddi th\u1eadt s\u1ef1 qu\u00e1 l\u1edbn \u0111\u1ec3 \u0111\u01b0\u1ee3c cung c\u1ea5p b\u1edfi m\u1ed9t mi\u1ebfng d\u00e1n c\u1ef1c m\u1ecfng. \u201cNgay c\u1ea3 khi thi\u1ebft b\u1ecb t\u1ea1o ra m\u1ed9t c\u00e1i l\u1ed5 tr\u00ean da \u0111\u1ec3 \u0111\u01b0a thu\u1ed1c v\u00e0o, t\u00f4i v\u1eabn ch\u01b0a h\u00ecnh dung \u0111\u01b0\u1ee3c n\u00f3 s\u1ebd ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o\u201d. Kh\u1ea3 n\u0103ng gi\u00e1m s\u00e1t glucose qua da c\u1ee7a mi\u1ebfng d\u00e1n l\u00e0 kh\u1ea3 thi, ho\u1eb7c trong m\u1ed3 h\u00f4i ho\u1eb7c b\u1eb1ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c nh\u01b0 tr\u00edch xu\u1ea5t c\u00e1c ph\u00e2n t\u1eed tr\u00ean da. \u00d4ng Richard Guy cho r\u1eb1ng c\u00f3 th\u1ec3 m\u1ea5t 5 \u0111\u1ebfn 10 n\u0103m n\u0103m n\u1eefa, s\u1ea3n ph\u1ea9m ra \u0111\u1eddi t\u1eeb \u00fd t\u01b0\u1edfng th\u00f4ng minh n\u00e0y m\u1edbi c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ho\u00e0n thi\u1ec7n. Trong khi \u0111\u00f3, Kim v\u00e0 c\u00e1c c\u1ed9ng s\u1ef1 c\u1ee7a m\u00ecnh v\u1eabn \u0111ang nghi\u00ean c\u1ee9u c\u00e1c c\u00e1ch th\u1ee9c t\u1ed1t h\u01a1n \u0111\u1ec3 cung c\u1ea5p metformin qua da.<\/p>\n<p style=\"text-align: right;\"><em>Theo: Newscientist\u200b<\/em><\/p>\n<p style=\"text-align: right;\"><em>Ngu\u1ed3n tinhte.vn<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>M\u1ed9t mi\u1ebfng d\u00e1n l\u00e0m t\u1eeb graphene v\u1edbi kh\u1ea3 n\u0103ng \u2018c\u1ea3m nh\u1eadn\u2019 \u0111\u01b0\u1ee3c l\u01b0\u1ee3ng glucose trong m\u1ed3 h\u00f4i, c\u00f3 th\u1ec3 s\u1ebd l\u00e0 gi\u1ea3i ph\u00e1p m\u1edbi trong vi\u1ec7c ch\u1ea9n \u0111o\u00e1n s\u1edbm b\u1ec7nh ti\u1ec3u \u0111\u01b0\u1eddng. \u0110\u00f3 l\u00e0 \u00fd t\u01b0\u1edfng c\u1ee7a c\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u1ebfn t\u1eeb \u0110\u1ea1i h\u1ecdc Qu\u1ed1c gia Seoul (H\u00e0n Qu\u1ed1c). \u0110\u01b0\u1ee3c n\u1ed1i th\u00f4ng qua d\u00e2y [&hellip;]<\/p>\n","protected":false},"author":17,"featured_media":5384,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-4826","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/4826","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/users\/17"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=4826"}],"version-history":[{"count":2,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/4826\/revisions"}],"predecessor-version":[{"id":5385,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/4826\/revisions\/5385"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/5384"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=4826"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=4826"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=4826"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}