{"id":5825,"date":"2017-05-16T18:32:17","date_gmt":"2017-05-16T11:32:17","guid":{"rendered":"http:\/\/ttud.com.vn\/?p=5825"},"modified":"2017-10-03T11:25:49","modified_gmt":"2017-10-03T04:25:49","slug":"chat-chong-oxy-hoa-nhua-co-the-duoc-san-xuat-tu-san-pham-phu-cua-qua-trinh-xay-lua-mi","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/chat-chong-oxy-hoa-nhua-co-the-duoc-san-xuat-tu-san-pham-phu-cua-qua-trinh-xay-lua-mi\/","title":{"rendered":"Ch\u1ea5t ch\u1ed1ng oxy h\u00f3a, nh\u1ef1a c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t t\u1eeb s\u1ea3n ph\u1ea9m ph\u1ee5 c\u1ee7a qu\u00e1 tr\u00ecnh xay l\u00faa m\u00ec"},"content":{"rendered":"

C\u00e1m m\u00ec th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m th\u1ee9c \u0103n gia s\u00fac, nh\u01b0ng trong t\u01b0\u01a1ng lai, gi\u00e1 tr\u1ecb c\u1ee7a c\u00e1m m\u00ec trong ch\u1ebf \u0111\u1ed9 dinh d\u01b0\u1ee1ng c\u1ee7a con ng\u01b0\u1eddi v\u00e0 trong y h\u1ecdc c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c khai th\u00e1c h\u1ebft ti\u1ec1m n\u0103ng nh\u1edd ph\u01b0\u01a1ng ph\u00e1p x\u1eed l\u00fd m\u1edbi b\u1ec1n v\u1eefng do c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u Th\u1ee5y \u0110i\u1ec3n ph\u00e1t tri\u1ec3n.<\/strong><\/p>\n

\"\"<\/p>\n

Ph\u1ea7n \u00edt gi\u00e1 tr\u1ecb nh\u1ea5t c\u1ee7a h\u1ea1t l\u00faa m\u00ec l\u00e0 c\u00e1m, l\u1edbp ph\u1ee7 ngo\u00e0i c\u1ee7a h\u1ea1t nh\u00e2n, th\u01b0\u1eddng \u0111\u01b0\u1ee3c b\u00e1n d\u01b0\u1edbi d\u1ea1ng th\u1ee9c \u0103n gia s\u00fac. Nh\u01b0ng, gi\u1edd \u0111\u00e2y, quy tr\u00ecnh m\u1edbi c\u1ee7a c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u1ea1i Vi\u1ec7n C\u00f4ng ngh\u1ec7 ho\u00e0ng gia KTH \u1edf Stockholm c\u00f3 th\u1ec3 khai th\u00e1c c\u00e1c ph\u00e2n t\u1eed sinh h\u1ecdc gi\u00e1 tr\u1ecb t\u1eeb c\u00e1m m\u00ec \u0111\u1ec3 s\u1eed d\u1ee5ng l\u00e0m ch\u1ea5t ch\u1ed1ng oxy h\u00f3a, prebiotic (ngu\u1ed3n th\u1ee9c \u0103n cho c\u00e1c vi sinh v\u1eadt h\u1eefu \u00edch trong \u0111\u01b0\u1eddng ru\u1ed9t c\u1ee7a v\u1eadt ch\u1ee7) v\u00e0 th\u1eadm ch\u00ed l\u00e0 v\u1eadt li\u1ec7u bao g\u00f3i th\u1ef1c ph\u1ea9m.
\nQu\u00e1 tr\u00ecnh khai th\u00e1c ch\u1ec9 s\u1eed d\u1ee5ng n\u01b0\u1edbc n\u00f3ng cao \u00e1p v\u00e0 c\u00e1c enzym ho\u1ea1t t\u00ednh cacbohydrat \u0111\u1ec3 thu hemicellulose v\u00e0 oligosaccharide c\u1ee7a c\u00e1m m\u00ec. Qu\u00e1 tr\u00ecnh n\u00e0y cho ph\u00e9p polysaccharide duy tr\u00ec t\u00ednh ch\u1ea5t ch\u1ed1ng oxy h\u00f3a, th\u01b0\u1eddng b\u1ecb m\u1ea5t \u0111i n\u1ebfu \u00e1p d\u1ee5ng c\u00e1c k\u1ef9 thu\u1eadt khai th\u00e1c b\u1eb1ng ki\u1ec1m th\u00f4ng th\u01b0\u1eddng.<\/p>\n

PGS Francisco Vilaplana, \u0111\u1ed3ng t\u00e1c gi\u1ea3 nghi\u00ean c\u1ee9u cho r\u1eb1ng: trong c\u00e1m m\u00ec v\u00e0 c\u00e1c m\u00f4 ng\u0169 c\u1ed1c kh\u00e1c, hemicellulose r\u1ea5t kh\u00f3 t\u00e1ch v\u00ec ch\u00fang li\u00ean k\u1ebft v\u1edbi nhau r\u1ea5t ch\u1eafc. \u0110\u1ec3 ph\u00e2n t\u00e1ch, c\u1ea7n c\u00f3 ki\u1ec1m nh\u01b0ng qu\u00e1 tr\u00ecnh n\u00e0y c\u0169ng ph\u00e1 h\u1ee7y ph\u1ea7n ph\u00e2n t\u1eed mang l\u1ea1i cho ph\u00e2n t\u1eed ch\u1ee9c n\u0103ng ch\u1ed1ng oxy h\u00f3a. Nh\u00f3m nghi\u00ean c\u1ee9u \u0111\u00e3 \u00e1p d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p t\u00e1ch hemicellulose \u1edf d\u1ea1ng polyme v\u00e0 sau \u0111\u00f3 s\u1eed d\u1ee5ng enzym \u0111\u1ec3 x\u1eed l\u00fd c\u00f3 ch\u1ecdn l\u1ecdc d\u01b0 l\u01b0\u1ee3ng ch\u01b0a \u0111\u01b0\u1ee3c khai th\u00e1c. Nh\u1edd v\u1eady, h\u1ecd \u0111\u00e3 t\u0103ng t\u1ed1i \u0111a t\u1ed5ng kh\u1ed1i l\u01b0\u1ee3ng ph\u00e2n t\u1eed sinh h\u1ecdc c\u00f3 gi\u00e1 tr\u1ecb t\u1eeb c\u00e1m m\u00ec.<\/p>\n

C\u00e1c nh\u00e0 khoa h\u1ecdc \u0111ang nghi\u00ean c\u1ee9u nh\u1eefng \u1ee9ng d\u1ee5ng tri\u1ec3n v\u1ecdng c\u1ee7a c\u00e1c polyme sinh h\u1ecdc n\u00e0y, ch\u1eb3ng h\u1ea1n nh\u01b0 \u0111\u1ec3 s\u1ea3n xu\u1ea5t m\u00e0ng b\u1ecdc th\u1ef1c ph\u1ea9m ti\u1ec7n \u00edch v\u00e0 ch\u1ea5t l\u00e0m \u0111\u1eb7c, cung c\u1ea5p m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p t\u1ef1 nhi\u00ean, kh\u00f4ng ch\u1ea5t ph\u1ee5 gia \u0111\u1ec3 ng\u0103n ch\u1eb7n qu\u00e1 tr\u00ecnh oxy h\u00f3a. Trong y h\u1ecdc, polyme sinh h\u1ecdc c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 bao g\u00f3i c\u00e1c h\u1ee3p ch\u1ea5t ho\u1ea1t t\u00ednh nh\u1ea1y oxy v\u00e0 gi\u1ea3m vi\u00eam do lo\u1ea1i oxy ph\u1ea3n \u1ee9ng g\u00e2y ra trong c\u00e1c \u1ee9ng d\u1ee5ng y sinh. Ngo\u00e0i ra, hemicelluloses v\u00e0 oligosaccharide c\u0169ng \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn c\u00f3 t\u00ednh ch\u1ea5t prebiotic nh\u01b0 ch\u1ea5t x\u01a1, quan tr\u1ecdng \u0111\u1ed1i v\u1edbi vi\u1ec7c c\u1ea3i thi\u1ec7n ch\u1ebf \u0111\u1ed9 dinh d\u01b0\u1ee1ng v\u00e0 s\u1ee9c kh\u1ecfe con ng\u01b0\u1eddi.<\/p>\n

(Nasati)<\/em><\/p>\n

Ngu\u1ed3n T\u1ea1p ch\u00ed Khoa h\u1ecdc v\u00e0 C\u00f4ng ngh\u1ec7 Vi\u1ec7t Nam<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"

C\u00e1m m\u00ec th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m th\u1ee9c \u0103n gia s\u00fac, nh\u01b0ng trong t\u01b0\u01a1ng lai, gi\u00e1 tr\u1ecb c\u1ee7a c\u00e1m m\u00ec trong ch\u1ebf \u0111\u1ed9 dinh d\u01b0\u1ee1ng c\u1ee7a con ng\u01b0\u1eddi v\u00e0 trong y h\u1ecdc c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c khai th\u00e1c h\u1ebft ti\u1ec1m n\u0103ng nh\u1edd ph\u01b0\u01a1ng ph\u00e1p x\u1eed l\u00fd m\u1edbi b\u1ec1n v\u1eefng do c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u Th\u1ee5y \u0110i\u1ec3n […]<\/p>\n","protected":false},"author":17,"featured_media":6619,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-5825","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\/5825","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=5825"}],"version-history":[{"count":2,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/5825\/revisions"}],"predecessor-version":[{"id":6620,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/5825\/revisions\/6620"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/6619"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=5825"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=5825"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=5825"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}