{"id":4536,"date":"2015-11-16T06:37:03","date_gmt":"2015-11-15T23:37:03","guid":{"rendered":"http:\/\/ttud.com.vn\/?p=4536"},"modified":"2017-10-02T08:31:38","modified_gmt":"2017-10-02T01:31:38","slug":"che-tao-hydrogel-tu-noc-ran-de-cam-mau-chi-trong-vai-giay","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/che-tao-hydrogel-tu-noc-ran-de-cam-mau-chi-trong-vai-giay\/","title":{"rendered":"Ch\u1ebf t\u1ea1o hydrogel t\u1eeb n\u1ecdc r\u1eafn \u0111\u1ec3 c\u1ea7m m\u00e1u ch\u1ec9 trong v\u00e0i gi\u00e2y"},"content":{"rendered":"<p><strong>M\u1ea5t m\u00e1u kh\u00f4ng ki\u1ec3m so\u00e1t \u0111\u01b0\u1ee3c xem l\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 l\u1edbn \u1edf b\u1ea5t c\u1ee9 \u0111\u00e2u, t\u1eeb chi\u1ebfn tr\u01b0\u1eddng cho t\u1edbi ph\u00f2ng m\u1ed5. Trong khi thu\u1ed1c \u0111\u00f4ng m\u00e1u c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 ng\u0103n m\u00e1u ch\u1ea3y, c\u00f4ng d\u1ee5ng c\u1ee7a n\u00f3 th\u01b0\u1eddng b\u1ecb c\u1ea3n tr\u1edf b\u1edfi c\u00e1c lo\u1ea1i thu\u1ed1c kh\u00e1c c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0111\u00f4ng. Tr\u01b0\u1edbc v\u1ea5n \u0111\u1ec1 n\u00e0y, c\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 nghi\u00ean c\u1ee9u v\u00e0 cho ra \u0111\u1eddi m\u1ed9t lo\u1ea1i hydrogel m\u1edbi v\u1edbi th\u00e0nh ph\u1ea7n n\u1ecdc r\u1eafn, h\u1ee9a h\u1eb9n c\u00f3 t\u00e1c d\u1ee5ng c\u1ea7m m\u00e1u ch\u1ec9 trong v\u00e0i gi\u00e2y.<\/strong><\/p>\n<p>&#8220;Th\u1eadt th\u00fa v\u1ecb khi b\u1ea1n d\u00f9ng m\u1ed9t c\u00e1i g\u00ec \u0111\u00f3 c\u00f3 th\u1ec3 g\u00e2y ch\u1ebft ng\u01b0\u1eddi \u0111\u1ec3 bi\u1ebfn n\u00f3 th\u00e0nh th\u1ee9 c\u00f3 kh\u1ea3 n\u0103ng c\u1ee9u m\u1ea1ng&#8221;, Jeffrey Hartgerink &#8211; nh\u00e0 h\u00f3a h\u1ecdc t\u1ea1i \u0110\u1ea1i h\u1ecdc Rice (M\u1ef9) cho bi\u1ebft. C\u1ee5 th\u1ec3, Hartgerink v\u00e0 c\u00e1c c\u1ed9ng s\u1ef1 c\u1ee7a m\u00ecnh \u0111\u00e3 ph\u00e1t tri\u1ec3n m\u1ed9t hydrogel s\u1ee3i nano c\u00f3 ch\u1ee9a batroxobin, m\u1ed9t n\u1ecdc \u0111\u1ed9c \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong hai lo\u00e0i r\u1eafn h\u1ed5 l\u1ee5c Nam M\u1ef9. Ch\u1ee9c n\u0103ng g\u00e2y \u0111\u00f4ng m\u00e1u c\u1ee7a batroxobin l\u1ea7n \u0111\u1ea7u ti\u00ean \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n v\u00e0o n\u0103m 1936 v\u00e0 k\u1ec3 t\u1eeb \u0111\u00f3, n\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 m\u1ed9t li\u1ec7u ph\u00e1p \u0111\u1ec3 \u0111i\u1ec1u tr\u1ecb ch\u1ee9ng huy\u1ebft kh\u1ed1i c\u0169ng nh\u01b0 c\u1ea7m m\u00e1u trong qu\u00e1 tr\u00ecnh ph\u1eabu thu\u1eadt.<\/p>\n<p>C\u00f3 m\u1ed9t kho\u1ea3ng th\u1eddi gian, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u1ebfn t\u1eeb \u0110\u1ea1i h\u1ecdc Rice \u0111\u00e3 ph\u00e1t tri\u1ec3n m\u1ed9t lo\u1ea1i hydrogel d\u00f9ng \u0111\u1ec3 ti\u00eam, \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp t\u1eeb c\u00e1c chu\u1ed7i peptide b\u1eaft ch\u01b0\u1edbc ti\u1ebfn tr\u00ecnh t\u1ef1 nhi\u00ean \u0111\u1ec3 ch\u1eefa l\u00e0nh v\u1ebft th\u01b0\u01a1ng b\u1eb1ng m\u00f4 t\u1ef1 nhi\u00ean. Baxtrobin \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nghi\u00ean c\u1ee9u n\u00e0y kh\u00f4ng b\u1eaft ngu\u1ed3n t\u1eeb nh\u1eefng con r\u1eafn th\u1eadt s\u1ef1 m\u00e0 \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t b\u1edfi vi khu\u1ea9n bi\u1ebfn \u0111\u1ed5i gen, sau \u0111\u00f3 \u0111\u01b0\u1ee3c l\u00e0m s\u1ea1ch nh\u1eb1m lo\u1ea1i b\u1ecfi c\u00e1c \u0111\u1ed9c t\u1ed1 nguy hi\u1ec3m kh\u00e1c.<\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: center;\"><em>Hydrogel_tinhte.<\/em><br \/>\n<em> Jeffrey Hartgerink (tr\u00e1i) v\u00e0 Vivek Kumar l\u00e0 2 nh\u00e0 khoa h\u1ecdc d\u1eabn \u0111\u1ea7u nghi\u00ean c\u1ee9u. \u200b<\/em><\/p>\n<p>B\u1eb1ng c\u00e1ch pha tr\u1ed9n baxtrobin v\u00e0 s\u1ee3i nano c\u1ee7a ch\u00fang, cho h\u1ed7n h\u1ee3p v\u00e0o m\u1ed9t \u1ed1ng ti\u00eam, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u00e3 t\u00ecm th\u1ea5y lo\u1ea1i hydrogel m\u1edbi v\u00e0 \u0111\u1eb7t t\u00ean cho n\u00f3 l\u00e0 SB50. C\u00e1c th\u1eed nghi\u1ec7m cho th\u1ea5y khi ch\u1ea5t l\u1ecfng \u0111\u01b0\u1ee3c ti\u00eam v\u00e0o v\u1ebft th\u01b0\u01a1ng, nh\u1eefng s\u1ee3i nano k\u1ebft h\u1ee3p v\u1edbi nhau t\u1ea1o th\u00e0nh m\u1ed9t d\u1ea1ng gel v\u00e0 gi\u00fap m\u00e1u ng\u1eebng ch\u1ea3y ch\u1ec9 trong v\u00f2ng 6 gi\u00e2y. V\u00e0i ph\u00fat sau, c\u00e1c nh\u00e0 khoa h\u1ecdc th\u1eed ch\u1ecdc v\u00e0o v\u1ebft th\u01b0\u01a1ng nh\u01b0ng kh\u00f4ng th\u1ea5y ch\u00fang b\u1ecb h\u1edf. M\u1ed9t v\u1ea5n \u0111\u1ec1 \u0111\u00e1ng quan t\u00e2m kh\u00e1c ch\u00ednh l\u00e0 hydrogel m\u1edbi v\u1eabn ph\u00e1t huy t\u00e1c d\u1ee5ng trong tr\u01b0\u1eddng h\u1ee3p b\u1ec7nh nh\u00e2n tr\u01b0\u1edbc \u0111\u00f3 c\u00f3 d\u00f9ng c\u00e1c thu\u1ed1c heparin ch\u1ed1ng \u0111\u00f4ng m\u00e1u.<\/p>\n<p>&#8220;Batroxobin c\u0169ng l\u00e0 m\u1ed9t enzyme c\u00f3 ch\u1ee9c n\u0103ng t\u01b0\u01a1ng t\u1ef1 nh\u01b0 thrombin, nh\u01b0ng ch\u1ee9c n\u0103ng c\u1ee7a n\u00f3 kh\u00f4ng b\u1ecb ch\u1eb7n b\u1edfi heparin&#8221;, Hartgerink n\u00f3i. &#8220;\u0110i\u1ec1u n\u00e0y th\u1eadt s\u1ef1 quan tr\u1ecdng b\u1edfi s\u1ef1 ch\u1ea3y m\u00e1u trong c\u00e1c ca ph\u1eabu thu\u1eadt \u0111\u1ed1i v\u1edbi b\u1ec7nh nh\u00e2n d\u00f9ng heparin c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 nghi\u00eam tr\u1ecdng. Vi\u1ec7c s\u1eed d\u1ee5ng batroxobin cho ph\u00e9p ch\u00fang t\u00f4i kh\u1eafc ph\u1ee5c v\u1ea5n \u0111\u1ec1 n\u00e0y do n\u00f3 ngay l\u1eadp t\u1ee9c c\u00f3 th\u1ec3 khi\u1ebfn qu\u00e1 tr\u00ecnh \u0111\u00f4ng m\u00e1u b\u1eaft \u0111\u1ea7u, b\u1ea5t k\u1ec3 c\u00f3 s\u1ef1 t\u1ed3n t\u1ea1i c\u1ee7a heparin hay kh\u00f4ng&#8221;.<\/p>\n<p>Batroxobin \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ea5p thu\u1eadn b\u1edfi C\u1ee5c Qu\u1ea3n l\u00fd Th\u1ef1c ph\u1ea9m v\u00e0 D\u01b0\u1ee3c ph\u1ea9m Hoa K\u1ef3 (FDA), m\u1eb7c d\u00f9 lo\u1ea1i hydrogel m\u1edbi c\u1ee7a \u0110H Rice v\u1eabn ch\u01b0a \u0111\u01b0\u1ee3c \u0111\u1ed3ng thu\u1eadn. C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u d\u1ef1 ki\u1ebfn trong m\u1ed9t v\u00e0i n\u0103m n\u1eefa, c\u00e1c th\u1eed nghi\u1ec7m c\u1ea7n thi\u1ebft s\u1ebd \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n tr\u01b0\u1edbc khi n\u00f3 \u0111\u1ee7 an to\u00e0n \u0111\u1ec3 s\u1eed d\u1ee5ng l\u00e2m s\u00e0ng.<\/p>\n<p style=\"text-align: right;\"><strong><em>Ngu\u1ed3n: \u0110\u1ea1i h\u1ecdc Rice, ACS Publications\u200b<\/em><\/strong><\/p>\n<p style=\"text-align: right;\"><em>Ngu\u1ed3n tinhte.vn<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>M\u1ea5t m\u00e1u kh\u00f4ng ki\u1ec3m so\u00e1t \u0111\u01b0\u1ee3c xem l\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 l\u1edbn \u1edf b\u1ea5t c\u1ee9 \u0111\u00e2u, t\u1eeb chi\u1ebfn tr\u01b0\u1eddng cho t\u1edbi ph\u00f2ng m\u1ed5. Trong khi thu\u1ed1c \u0111\u00f4ng m\u00e1u c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 ng\u0103n m\u00e1u ch\u1ea3y, c\u00f4ng d\u1ee5ng c\u1ee7a n\u00f3 th\u01b0\u1eddng b\u1ecb c\u1ea3n tr\u1edf b\u1edfi c\u00e1c lo\u1ea1i thu\u1ed1c kh\u00e1c c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0111\u00f4ng. Tr\u01b0\u1edbc [&hellip;]<\/p>\n","protected":false},"author":17,"featured_media":5014,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-4536","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\/4536","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=4536"}],"version-history":[{"count":1,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/4536\/revisions"}],"predecessor-version":[{"id":4539,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/4536\/revisions\/4539"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/5014"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=4536"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=4536"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=4536"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}