{"id":35594,"date":"2024-08-26T14:44:45","date_gmt":"2024-08-26T07:44:45","guid":{"rendered":"https:\/\/ttud.com.vn\/?p=35594"},"modified":"2024-08-26T14:45:03","modified_gmt":"2024-08-26T07:45:03","slug":"nhua-song-than-thien-moi-truong-chua-dung-mam-mong-huy-diet-cua-chinh-no","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/nhua-song-than-thien-moi-truong-chua-dung-mam-mong-huy-diet-cua-chinh-no\/","title":{"rendered":"\u2018Nh\u1ef1a s\u1ed1ng\u2019 th\u00e2n thi\u1ec7n m\u00f4i tr\u01b0\u1eddng ch\u1ee9a \u0111\u1ef1ng m\u1ea7m m\u1ed1ng h\u1ee7y di\u1ec7t c\u1ee7a ch\u00ednh n\u00f3"},"content":{"rendered":"\n<p>Khi g\u1eb7p kh\u00f3 kh\u0103n \u0111\u1ed1i v\u1edbi m\u1ed9t s\u1ed1 lo\u1ea1i vi khu\u1ea9n, ch\u00fang s\u1ebd h\u00ecnh th\u00e0nh b\u00e0o t\u1eed c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t nh\u1ea5t. C\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 t\u1eadn d\u1ee5ng th\u1ef1c t\u1ebf \u0111\u00f3 \u0111\u1ec3 s\u1ea3n xu\u1ea5t &#8220;nh\u1ef1a s\u1ed1ng&#8221; c\u00f3 kh\u1ea3 n\u0103ng ph\u00e2n h\u1ee7y sinh h\u1ecdc nh\u01b0ng ch\u1ec9 trong nh\u1eefng \u0111i\u1ec1u ki\u1ec7n c\u1ee5 th\u1ec3.<\/p>\n\n\n\n<p>B\u00e0o t\u1eed l\u00e0 d\u1ea1ng ti\u1ec1m \u1ea9n \u0111\u01b0\u1ee3c m\u1ed9t s\u1ed1 lo\u1ea1i vi khu\u1ea9n h\u1ea5p th\u1ee5, th\u01b0\u1eddng l\u00e0 khi thi\u1ebfu ch\u1ea5t dinh d\u01b0\u1ee1ng.&nbsp;Ch\u00fang \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 b\u1edfi l\u1edbp ph\u1ee7 b\u00ean ngo\u00e0i c\u1ee9ng c\u00e1p cho ph\u00e9p s\u1ed1ng s\u00f3t \u1edf nhi\u1ec7t \u0111\u1ed9 cao, \u00e1p su\u1ea5t cao, kh\u00f4 h\u1ea1n v\u00e0 h\u00f3a ch\u1ea5t \u0103n da. \u0110i\u1ec1u n\u00e0y khi\u1ebfn ch\u00fang tr\u1edf th\u00e0nh m\u1ed9t trong nh\u1eefng d\u1ea1ng s\u1ed1ng c\u00f3 s\u1ee9c \u0111\u1ec1 kh\u00e1ng cao nh\u1ea5t. Ch\u00fang c\u00f3 th\u1ec3 duy tr\u00ec tr\u1ea1ng th\u00e1i kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng trong nhi\u1ec1u n\u0103m, th\u1eadm ch\u00ed nhi\u1ec1u th\u1ebf k\u1ef7, ch\u1ec9 ho\u1ea1t \u0111\u1ed9ng tr\u1edf l\u1ea1i khi \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t b\u1edfi c\u00e1c t\u00edn hi\u1ec7u m\u00f4i tr\u01b0\u1eddng ph\u00f9 h\u1ee3p.<\/p>\n\n\n\n<p>M\u1ed9t s\u1ed1 vi khu\u1ea9n c\u0169ng \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn l\u00e0 c\u00f3 th\u1ec3 ph\u00e2n h\u1ee7y r\u00e1c th\u1ea3i nh\u1ef1a, ng\u0103n ch\u00fang t\u1ed3n t\u1ea1i trong m\u00f4i tr\u01b0\u1eddng. C\u00e1c nh\u00e0 khoa h\u1ecdc t\u1eeb Vi\u1ec7n H\u00e0n l\u00e2m Khoa h\u1ecdc Trung Qu\u1ed1c \u0111\u00e3 l\u1ea5y b\u00e0o t\u1eed c\u1ee7a nh\u1eefng lo\u1ea1i vi khu\u1ea9n n\u00e0y v\u00e0 nh\u00fang ch\u00fang v\u00e0o nh\u1ef1a r\u1eafn, lo\u1ea1i nh\u1ef1a n\u00e0y v\u1eabn c\u1ee9ng v\u00e0 nguy\u00ean v\u1eb9n cho \u0111\u1ebfn khi c\u00e1c b\u00e0o t\u1eed \u0111\u01b0\u1ee3c h\u1ed3i sinh.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/vietq.vn\/Images\/hongvan\/2024\/08\/26\/Untitled.jpg\" alt=\"\" title=\"\"\/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center has-small-font-size\"><em>\u0110\u1ed3 h\u1ecda cho th\u1ea5y nh\u1ef1a \u0111\u01b0\u1ee3c n\u1ea1p b\u00e0o t\u1eed vi khu\u1ea9n (ch\u1ea5m xanh, tr\u00ean c\u00f9ng) ti\u1ebfn h\u00e0nh n\u1ea3y m\u1ea7m v\u00e0 ph\u00e2n h\u1ee7y v\u1eadt li\u1ec7u khi \u0111\u01b0\u1ee3c nh\u1eafc nh\u1edf.<\/em><\/p>\n\n\n\n<p>D\u01b0\u1edbi s\u1ef1 ch\u1ec9 \u0111\u1ea1o c\u1ee7a Gi\u00e1o s\u01b0 Zhuojun Dai, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u00e3 t\u1ea1o ra d\u1ea1ng vi khu\u1ea9n Bacillus subtilis \u0111\u01b0\u1ee3c bi\u1ebfn \u0111\u1ed5i gen \u0111\u1ec3 ti\u1ebft ra m\u1ed9t lo\u1ea1i enzyme ph\u00e2n h\u1ee7y nh\u1ef1a \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 lipase BC. Khi b\u1ecb c\u0103ng th\u1eb3ng do ti\u1ebfp x\u00fac v\u1edbi c\u00e1c ion kim lo\u1ea1i n\u1eb7ng, c\u00e1c vi khu\u1ea9n n\u00e0y h\u00ecnh th\u00e0nh b\u00e0o t\u1eed. C\u00e1c b\u00e0o t\u1eed \u0111\u01b0\u1ee3c tr\u1ed9n v\u1edbi c\u00e1c h\u1ea1t nh\u1ef1a PCL (polycaprolactone), sau \u0111\u00f3 h\u1ed7n h\u1ee3p \u0111\u01b0\u1ee3c n\u1ea5u ch\u1ea3y v\u00e0 \u0111\u00f9n ra \u0111\u1ec3 t\u1ea1o th\u00e0nh c\u00e1c m\u1ea3nh nh\u1ef1a r\u1eafn.<\/p>\n\n\n\n<p>C\u00e1c th\u1eed nghi\u1ec7m cho th\u1ea5y &#8220;nh\u1ef1a s\u1ed1ng&#8221; thu \u0111\u01b0\u1ee3c c\u00f3 hi\u1ec7u su\u1ea5t t\u01b0\u01a1ng t\u1ef1 nh\u01b0 h\u1ea1t nh\u1ef1a PCL th\u00f4ng th\u01b0\u1eddng trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng h\u00e0ng ng\u00e0y. Tuy nhi\u00ean, khi m\u1ed9t lo\u1ea1i enzyme nh\u1ea5t \u0111\u1ecbnh \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng l\u00ean b\u1ec1 m\u1eb7t nh\u1ef1a, n\u00f3 s\u1ebd \u0103n m\u00f2n b\u1ec1 m\u1eb7t v\u1eadt li\u1ec7u v\u00e0 h\u1ed3i sinh c\u00e1c b\u00e0o t\u1eed \u0111\u01b0\u1ee3c bao b\u1ecdc b\u00ean trong. C\u00e1c vi khu\u1ea9n \u0111\u01b0\u1ee3c h\u1ed3i sinh ti\u1ebfp t\u1ee5c ti\u1ebft ra lipase BC m\u1ed9t l\u1ea7n n\u1eefa, ph\u00e2n h\u1ee7y ho\u00e0n to\u00e0n nh\u1ef1a trong v\u00f2ng s\u00e1u \u0111\u1ebfn b\u1ea3y ng\u00e0y.<\/p>\n\n\n\n<p>B\u00e0o t\u1eed c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c h\u1ed3i sinh b\u1eb1ng c\u00e1ch \u1ee7 ph\u00e2n nh\u1ef1a. C\u00e1c m\u1eabu v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c \u0111\u1eb7t trong \u0111\u1ea5t s\u1ebd ph\u00e2n h\u1ee7y ho\u00e0n to\u00e0n trong v\u00f2ng 25 \u0111\u1ebfn 30 ng\u00e0y.&nbsp;\u0110i\u1ec1u quan tr\u1ecdng c\u1ea7n l\u01b0u \u00fd l\u00e0 ngay c\u1ea3 h\u1ea1t nh\u1ef1a PCL th\u00f4ng th\u01b0\u1eddng c\u0169ng ph\u00e2n h\u1ee7y sinh h\u1ecdc theo th\u1eddi gian, m\u1eb7c d\u00f9 nhi\u1ec1u th\u1eddi gian h\u01a1n \u0111\u1ec3 th\u1ef1c hi\u1ec7n \u0111i\u1ec1u \u0111\u00f3. Tr\u00ean th\u1ef1c t\u1ebf, c\u00e1c nh\u00e0 khoa h\u1ecdc c\u00f3 th\u1ec3 t\u00edch h\u1ee3p c\u00e1c b\u00e0o t\u1eed v\u00e0o nh\u1ef1a kh\u00f4ng ph\u00e2n h\u1ee7y sinh h\u1ecdc nh\u01b0 polyethylene, sau \u0111\u00f3 ph\u1ee5c h\u1ed3i c\u00e1c b\u00e0o t\u1eed tr\u1edf l\u1ea1i tr\u1ea1ng th\u00e1i ti\u1ebft lipase-BC b\u1eb1ng c\u00e1ch nghi\u1ec1n nh\u1ef1a.<\/p>\n\n\n\n<p>C\u1ea7n ph\u1ea3i nghi\u00ean c\u1ee9u th\u00eam \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh m\u1ee9c \u0111\u1ed9 m\u00e0 c\u00e1c phi\u00ean b\u1ea3n nh\u1ef1a s\u1ed1ng n\u00e0y b\u1ecb ph\u00e2n h\u1ee7y b\u1edfi enzyme. Tuy nhi\u00ean, m\u1ed9t nh\u00f3m t\u1ea1i UC San Diego \u0111\u00e3 t\u1ea1o ra TPU (polyurethane nhi\u1ec7t d\u1ebbo) ch\u1ee9a b\u00e0o t\u1eed ph\u00e2n h\u1ee7y khi \u0111\u1ed5 v\u00e0o b\u00e3i ch\u00f4n l\u1ea5p, kh\u00f4ng gi\u1ed1ng nh\u01b0 TPU th\u00f4ng th\u01b0\u1eddng.<\/p>\n\n\n\n<p class=\"has-text-align-right\"><strong>An H\u1ea1<\/strong><\/p>\n\n\n\n<p class=\"has-text-align-right\">https:\/\/vietq.vn\/nhua-song-than-thien-voi-moi-truong-chua-dung-mam-mong-huy-diet-cua-chinh-no-d224648.html<strong>\u00a0<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Khi g\u1eb7p kh\u00f3 kh\u0103n \u0111\u1ed1i v\u1edbi m\u1ed9t s\u1ed1 lo\u1ea1i vi khu\u1ea9n, ch\u00fang s\u1ebd h\u00ecnh th\u00e0nh b\u00e0o t\u1eed c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t nh\u1ea5t. C\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 t\u1eadn d\u1ee5ng th\u1ef1c t\u1ebf \u0111\u00f3 \u0111\u1ec3 s\u1ea3n xu\u1ea5t &#8220;nh\u1ef1a s\u1ed1ng&#8221; c\u00f3 kh\u1ea3 n\u0103ng ph\u00e2n h\u1ee7y sinh h\u1ecdc nh\u01b0ng ch\u1ec9 trong nh\u1eefng \u0111i\u1ec1u ki\u1ec7n c\u1ee5 [&hellip;]<\/p>\n","protected":false},"author":26,"featured_media":35595,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-35594","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\/35594","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\/26"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=35594"}],"version-history":[{"count":1,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/35594\/revisions"}],"predecessor-version":[{"id":35596,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/35594\/revisions\/35596"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/35595"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=35594"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=35594"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=35594"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}