{"id":28160,"date":"2020-12-17T08:47:00","date_gmt":"2020-12-17T01:47:00","guid":{"rendered":"https:\/\/ttud.com.vn\/?p=28160"},"modified":"2021-09-30T23:56:43","modified_gmt":"2021-09-30T16:56:43","slug":"che-pham-dieu-tri-ton-thuong-da-tu-nano-bac-chua-cham-luong-tu-graphene","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/che-pham-dieu-tri-ton-thuong-da-tu-nano-bac-chua-cham-luong-tu-graphene\/","title":{"rendered":"Ch\u1ebf ph\u1ea9m \u0111i\u1ec1u tr\u1ecb t\u1ed5n th\u01b0\u01a1ng da t\u1eeb nano b\u1ea1c ch\u1ee9a ch\u1ea5m l\u01b0\u1ee3ng t\u1eed graphene"},"content":{"rendered":"\n<p>Vi\u1ec7n V\u1eadt l\u00fd TPHCM \u0111\u00e3 nghi\u00ean c\u1ee9u th\u00e0nh c\u00f4ng quy tr\u00ecnh s\u1ea3n xu\u1ea5t v\u1eadt li\u1ec7u nano b\u1ea1c ch\u1ee9a ch\u1ea5m l\u01b0\u1ee3ng t\u1eed graphene tr\u00ean n\u1ec1n chitosan \u1edf quy m\u00f4 c\u00f4ng nghi\u1ec7p, \u0111\u1ed3ng th\u1eddi \u1ee9ng d\u1ee5ng v\u1eadt li\u1ec7u n\u00e0y trong vi\u1ec7c ch\u1ebf t\u1ea1o ch\u1ebf ph\u1ea9m \u0111i\u1ec1u tr\u1ecb c\u00e1c t\u1ed5n th\u01b0\u01a1ng ngo\u00e0i da do vi khu\u1ea9n v\u00e0 virus.Ch\u1ea5m l\u01b0\u1ee3ng t\u1eed l\u00e0 m\u1ed9t tinh th\u1ec3 nano \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb v\u1eadt li\u1ec7u ch\u1ea5t b\u00e1n d\u1eabn m\u00e0 k\u00edch th\u01b0\u1edbc c\u1ee7a n\u00f3 \u0111\u1ee7 nh\u1ecf \u0111\u1ec3 l\u00e0m xu\u1ea5t hi\u1ec7n c\u00e1c \u0111\u1eb7c t\u00ednh c\u01a1 h\u1ecdc l\u01b0\u1ee3ng t\u1eed. Graphene l\u00e0 m\u1ed9t l\u1edbp c\u00e1c nguy\u00ean t\u1eed carbon \u0111\u01b0\u1ee3c x\u1eafp x\u1ebfp th\u00e0nh m\u1ea1ng l\u1ee5c gi\u00e1c hai chi\u1ec1u (m\u1ea1ng h\u00ecnh t\u1ed5 ong) v\u00e0 c\u00f3 nhi\u1ec1u t\u00ednh ch\u1ea5t \u0111\u1eb7c bi\u1ec7t nh\u01b0 d\u1eabn nhi\u1ec7t, d\u1eabn \u0111i\u1ec7n t\u1ed1t, c\u00f3 \u0111\u1ed9 c\u1ee9ng r\u1ea5t l\u1edbn v\u00e0 g\u1ea7n nh\u01b0 trong su\u1ed1t. B\u1edfi v\u1eady, v\u1eadt li\u1ec7u n\u00e0y \u0111\u00e3 v\u00e0 \u0111ang \u0111\u01b0\u1ee3c nghi\u00ean c\u1ee9u m\u1ea1nh m\u1ebd cho nhi\u1ec1u l\u0129nh v\u1ef1c \u1ee9ng d\u1ee5ng quan tr\u1ecdng nh\u01b0 t\u00edch tr\u1eef n\u0103ng l\u01b0\u1ee3ng, pin m\u1eb7t tr\u1eddi, c\u1ea3m bi\u1ebfn, v\u1eadt li\u1ec7u polymer t\u1ed5 h\u1ee3p, y sinh,&#8230;<br>Ch\u1ea5m l\u01b0\u1ee3ng t\u1eed graphene (GQDs) l\u00e0 c\u00e1c m\u1ea3nh c\u00f3 k\u00edch th\u01b0\u1edbc nano c\u1ee7a m\u1ed9t ho\u1eb7c m\u1ed9t v\u00e0i l\u1edbp graphene. GQDs v\u1edbi \u00e1nh s\u00e1ng ph\u00e1t x\u1ea1 c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh th\u00f4ng qua k\u00edch th\u01b0\u1edbc h\u1ea1t; h\u00f2a tan r\u1ea5t t\u1ed1t trong n\u01b0\u1edbc v\u00e0 c\u00e1c dung m\u00f4i ph\u00e2n c\u1ef1c; \u0111\u1ed3ng th\u1eddi ph\u00e1t quang m\u1ea1nh trong v\u00f9ng \u00e1nh s\u00e1ng kh\u1ea3 ki\u1ebfn (m\u1eaft th\u01b0\u1eddng c\u00f3 th\u1ec3 tr\u00f4ng th\u1ea5y \u0111\u01b0\u1ee3c) v\u00e0 kh\u00f4ng \u0111\u1ed9c, t\u01b0\u01a1ng th\u00edch sinh h\u1ecdc t\u1ed1t. V\u00ec v\u1eady, GQDs l\u00e0 m\u1ed9t lo\u1ea1i v\u1eadt li\u1ec7u ti\u1ec1m n\u0103ng \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng trong \u0111\u00e1nh d\u1ea5u sinh h\u1ecdc, thay th\u1ebf cho ch\u1ea5t ph\u00f3ng x\u1ea1, \u0111i\u1ec1u tr\u1ecb ung th\u01b0,&#8230;<\/p>\n\n\n\n<p><br><img decoding=\"async\" width=\"800\" alt=\"C\" src=\"http:\/\/khoahocphattrien.vn\/Images\/Uploaded\/Share\/2020\/12\/16\/7c3Vien-Vly--cham-lt1.gif\"><em>Ch\u1ea5m l\u01b0\u1ee3ng t\u1eed graphene do Vi\u1ec7n V\u1eadt l\u00fd s\u1ea3n xu\u1ea5t<\/em><br>M\u1edbi \u0111\u00e2y, nh\u00f3m nghi\u00ean c\u1ee9u \u1edf Vi\u1ec7n V\u1eadt l\u00fd TPHCM \u0111\u00e3 ch\u1ebf t\u1ea1o th\u00e0nh c\u00f4ng GQDs h\u00f2a tan t\u1ed1t trong c\u00e1c dung m\u00f4i nh\u01b0 n\u01b0\u1edbc, ethanol, acetone, \u2026 v\u00e0 c\u00f3 th\u1ec3 l\u01b0u tr\u1eef d\u01b0\u1edbi d\u1ea1ng b\u1ed9t.<\/p>\n\n\n\n<p>Ngo\u00e0i ra, nh\u00f3m c\u0169ng nghi\u00ean c\u1ee9u th\u00e0nh c\u00f4ng quy tr\u00ecnh s\u1ea3n xu\u1ea5t ch\u1ebf ph\u1ea9m nano b\u1ea1c ch\u1ee9a GQDs tr\u00ean n\u1ec1n chitosan \u1edf quy m\u00f4 c\u00f4ng nghi\u1ec7p. Quy tr\u00ecnh s\u1ea3n xu\u1ea5t n\u00e0y theo ph\u01b0\u01a1ng ph\u00e1p v\u1eadt l\u00fd, kh\u00f4ng s\u1eed d\u1ee5ng ch\u1ea5t kh\u1eed nguy hi\u1ec3m, kh\u00f4ng ch\u1ea5t b\u1ea3o qu\u1ea3n v\u00e0 cho ra ch\u1ebf ph\u1ea9m c\u00f3 th\u1ec3 \u1ee9ng d\u1ee5ng trong m\u1ef9 ph\u1ea9m, d\u01b0\u1ee3c ph\u1ea9m, th\u1ef1c ph\u1ea9m ch\u1ee9c n\u0103ng, c\u00f4ng nghi\u1ec7p, n\u00f4ng nghi\u1ec7p,&#8230;<br><img decoding=\"async\" alt=\"S\u1ea3n ph\u1ea9m Chittosan\" src=\"http:\/\/khoahocphattrien.vn\/Images\/Uploaded\/Share\/2020\/12\/16\/aabVien-Vly--thuoc-CP1.gif\" width=\"800\">S\u1ea3n ph\u1ea9m Chitokin h\u1ed7 tr\u1ee3 \u0111i\u1ec1u tr\u1ecb t\u1ed5n th\u01b0\u01a1ng da<br>T\u1eeb k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u n\u00e0y, TS Ho\u00e0ng Th\u1ecb Thu v\u00e0 c\u1ed9ng s\u1ef1 \u0111\u00e3 \u1ee9ng d\u1ee5ng \u0111\u1ec3 s\u1ea3n xu\u1ea5t s\u1ea3n ph\u1ea9m Chitokin h\u1ed7 tr\u1ee3 \u0111i\u1ec1u tr\u1ecb hi\u1ec7u qu\u1ea3 c\u00e1c v\u1ebft th\u01b0\u01a1ng do ki\u1ebfn ba khoang g\u00e2y ra ho\u1eb7c zona th\u1ea7n kinh, gi\u1eddi leo, th\u1ee7y \u0111\u1eadu, b\u1ecfng (ph\u1ecfng), gh\u1ebb ch\u1ed1c, tr\u1ea7y x\u01b0\u1edbc, nhi\u1ec5m tr\u00f9ng, tay ch\u00e2n mi\u1ec7ng, c\u00f4n tr\u00f9ng c\u1eafn, \u0111\u1ed1t, ch\u00edch,\u2026 v\u00e0 c\u00e1c t\u1ed5n th\u01b0\u01a1ng ngo\u00e0i da kh\u00e1c do vi khu\u1ea9n, virus g\u00e2y ra.<\/p>\n\n\n\n<p>S\u1ea3n ph\u1ea9m \u0111\u01b0\u1ee3c chi\u1ebft xu\u1ea5t t\u1eeb chitosan c\u00f3 t\u00ednh t\u01b0\u01a1ng th\u00edch sinh h\u1ecdc cao, t\u1ea1o m\u00e0ng sinh h\u1ecdc t\u1ed1t, b\u1ea3o v\u1ec7 da ch\u1ed1ng nhi\u1ec5m khu\u1ea9n, kh\u00f4ng ch\u1ee9a kh\u00e1ng sinh, corticoid,&#8230; v\u00e0 \u0111\u00e3 \u0111\u01b0\u1ee3c ki\u1ec3m nghi\u1ec7m t\u1ea1i Vi\u1ec7n Pasteur, Trung t\u00e2m K\u1ef9 thu\u1eadt Ti\u00eau chu\u1ea9n \u0110o l\u01b0\u1eddng ch\u1ea5t l\u01b0\u1ee3ng Qastest 3, Trung t\u00e2m Ki\u1ec3m nghi\u1ec7m thu\u1ed1c, m\u1ef9 ph\u1ea9m TPHCM.<br>TS. Ho\u00e0ng Th\u1ecb Thu cho bi\u1ebft, s\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa c\u00f4ng ngh\u1ec7 nano v\u00e0 c\u00f4ng ngh\u1ec7 ch\u1ea5m l\u01b0\u1ee3ng t\u1eed tr\u00ean n\u1ec1n v\u1eadt li\u1ec7u sinh h\u1ecdc, c\u00f2n \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng trong ch\u1ebf t\u1ea1o ch\u1ebf ph\u1ea9m mang thu\u1ed1c h\u01b0\u1edbng \u0111\u00edch, theo d\u00f5i di c\u0103n ung th\u01b0, d\u01b0\u1ee3c ph\u1ea9m kh\u1eed khu\u1ea9n b\u1ec7nh vi\u1ec7n, l\u00e0m l\u1edbp s\u00e1t khu\u1ea9n trong kh\u1ea9u trang; \u0111i\u1ec1u tr\u1ecb vi khu\u1ea9n HP g\u00e2y b\u1ec7nh lo\u00e9t d\u1ea1 d\u00e0y, th\u1ee9c \u0103n ch\u0103n nu\u00f4i,&#8230; Nh\u00f3m nghi\u00ean c\u1ee9u mong mu\u1ed1n t\u00ecm ki\u1ebfm c\u00e1c \u0111\u1ed1i t\u00e1c \u0111\u1ec3 c\u00f3 th\u1ec3 h\u1ee3p t\u00e1c nghi\u00ean c\u1ee9u \u1ee9ng d\u1ee5ng, chuy\u1ec3n giao c\u00f4ng ngh\u1ec7 s\u1ea3n xu\u1ea5t c\u00e1c v\u1eadt li\u1ec7u, s\u1ea3n ph\u1ea9m n\u00f3i tr\u00ean.<br><strong>Ki\u1ec1u Anh<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Vi\u1ec7n V\u1eadt l\u00fd TPHCM \u0111\u00e3 nghi\u00ean c\u1ee9u th\u00e0nh c\u00f4ng quy tr\u00ecnh s\u1ea3n xu\u1ea5t v\u1eadt li\u1ec7u nano b\u1ea1c ch\u1ee9a ch\u1ea5m l\u01b0\u1ee3ng t\u1eed graphene tr\u00ean n\u1ec1n chitosan \u1edf quy m\u00f4 c\u00f4ng nghi\u1ec7p, \u0111\u1ed3ng th\u1eddi \u1ee9ng d\u1ee5ng v\u1eadt li\u1ec7u n\u00e0y trong vi\u1ec7c ch\u1ebf t\u1ea1o ch\u1ebf ph\u1ea9m \u0111i\u1ec1u tr\u1ecb c\u00e1c t\u1ed5n th\u01b0\u01a1ng ngo\u00e0i da do vi khu\u1ea9n v\u00e0 virus.Ch\u1ea5m [&hellip;]<\/p>\n","protected":false},"author":25,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-28160","post","type-post","status-publish","format-standard","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/28160","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\/25"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=28160"}],"version-history":[{"count":1,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/28160\/revisions"}],"predecessor-version":[{"id":28161,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/28160\/revisions\/28161"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=28160"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=28160"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=28160"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}