{"id":15603,"date":"2021-10-07T03:59:30","date_gmt":"2021-10-06T20:59:30","guid":{"rendered":"http:\/\/tanhuuqui.com\/?p=15603"},"modified":"2021-10-07T03:59:30","modified_gmt":"2021-10-06T20:59:30","slug":"l-histidine-tang-chat-luong-thit-va-nang-suat-chan-nuoi","status":"publish","type":"post","link":"https:\/\/tanhuuqui.com\/ko\/l-histidine-tang-chat-luong-thit-va-nang-suat-chan-nuoi\/","title":{"rendered":"L-HISTIDINE – T\u0102NG CH\u1ea4T L\u01af\u1ee2NG TH\u1ecaT V\u00c0 N\u0102NG SU\u1ea4T CH\u0102N NU\u00d4I"},"content":{"rendered":"

Ti\u1ebfn s\u0129 Dr Diana Siebert (thu\u1ed9c t\u1eadp \u0111o\u00e0n CJ Europe GmbH) chia s\u1ebb nghi\u00ean c\u1ee9u m\u1edbi nh\u1ea5t tr\u00ean trang Pig Progress. Ti\u1ebfn s\u0129 kh\u1eb3ng \u0111\u1ecbnh L-histidine l\u00e0 axit amin quan tr\u1ecdng, gi\u00fap t\u0103ng h\u00e0m l\u01b0\u1ee3ng carnosine trong th\u1ecbt. T\u1eeb \u0111\u00f3, c\u1ea3i thi\u1ec7n ch\u1ea5t l\u01b0\u1ee3ng th\u1ecbt v\u00e0 n\u00e2ng cao kh\u1ea3 n\u0103ng ch\u1ed1ng oxy h\u00f3a trong c\u00e1c m\u00f4. D\u1ef1 \u0111o\u00e1n \u0111\u00e2y s\u1ebd l\u00e0 “ng\u00f4i sao” m\u1edbi cho ng\u00e0nh c\u00f4ng nghi\u1ec7p ch\u0103n nu\u00f4i. B\u1edfi L-histidine \u0111\u01b0\u1ee3c k\u1ef3 v\u1ecdng s\u1ebd t\u1ed1i \u01b0u n\u0103ng su\u1ea5t v\u1eadt nu\u00f4i v\u00e0 s\u1ea3n xu\u1ea5t th\u1ecbt cao c\u1ea5p cho th\u1ecb tr\u01b0\u1eddng.<\/em><\/span><\/strong><\/p>\n

H\u00e3y c\u00f9ng T\u00e2n H\u1eefu Qu\u00ed<\/a><\/span> t\u00ecm hi\u1ec3u v\u1ec1 axit amin n\u00e0y nh\u00e9!<\/em><\/strong><\/span><\/p>\n

Trong kh\u1ea9u ph\u1ea7n gi\u00e0u protein th\u00f4 (CP), histidine th\u01b0\u1eddng b\u1ecb h\u1ea1n ch\u1ebf sau valine v\u00e0 isoleucine. B\u00ean c\u1ea1nh vi\u1ec7c s\u1eed d\u1ee5ng histidine \u0111\u1ec3 duy tr\u00ec vi\u1ec7c t\u1ed1i \u01b0u h\u00f3a n\u0103ng su\u1ea5t t\u0103ng tr\u01b0\u1edfng v\u1eadt nu\u00f4i. Histidine c\u00f2n c\u00f3 m\u1ed9t s\u1ed1 vai tr\u00f2 v\u00e0 ch\u1ee9c n\u0103ng quan tr\u1ecdng kh\u00e1c. \u0110\u1ea7u ti\u00ean l\u00e0 l\u00e0 ti\u1ec1m n\u0103ng c\u1ea3i thi\u1ec7n ch\u1ea5t l\u01b0\u1ee3ng th\u1ecbt!<\/p>\n

\"\"<\/p>\n

Carnosine \u0111\u01b0\u1ee3c xem l\u00e0 ch\u1ea5t ch\u1ed1ng oxy h\u00f3a v\u00e0 ch\u1ea5t \u0111\u1ec7m pH<\/h3>\n

C\u00e1c axit amin beta-alanin v\u00e0 histidine c\u00f9ng nhau t\u1ea1o th\u00e0nh m\u1ed9t dipeptide g\u1ecdi l\u00e0 carnosine. Carnosine ti\u1ebfp t\u1ee5c metyl h\u00f3a th\u00e0nh c\u00e1c dipeptit kh\u00e1c ch\u1ee9a histidine, c\u1ee5 th\u1ec3 l\u00e0 anserine v\u00e0 balenine. Trong \u0111\u00f3, h\u00e0m l\u01b0\u1ee3ng dipeptit ch\u1ee9a histidine (HCD) trong c\u01a1 b\u1eafp m\u1ed7i lo\u1ea1i v\u1eadt nu\u00f4i r\u1ea5t kh\u00e1c nhau.<\/p>\n

Theo m\u1ed9t nghi\u00ean c\u1ee9u cho th\u1ea5y, carnosine ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t ch\u1ea5t ch\u1ed1ng oxy h\u00f3a. Vai tr\u00f2 c\u1ee7a carnosine nh\u01b0 m\u1ed9t ch\u1ea5t \u0111\u1ec7m pH trong c\u01a1 x\u01b0\u01a1ng, \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn h\u01a1n 70 n\u0103m qua. B\u00ean c\u1ea1nh \u0111\u00f3, carnosine chi\u1ebfm kho\u1ea3ng 40% t\u1ed5ng \u0111\u1ec7m trong c\u01a1. Tuy nhi\u00ean, t\u1ef7 l\u1ec7 ch\u00ednh x\u00e1c ph\u1ee5 thu\u1ed9c nhi\u1ec1u v\u00e0o lo\u1ea1i c\u01a1 v\u00e0 lo\u00e0i v\u1eadt nu\u00f4i.<\/p>\n

N\u1ed3ng \u0111\u1ed9 HCD [g\/kg] c\u1ee7a \u0111\u1ed9ng v\u1eadt trang tr\u1ea1i so v\u1edbi ng\u01b0\u1eddi.<\/h4>\n

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\nT\u0103ng h\u00e0m l\u01b0\u1ee3ng carnosine<\/h3>\n

\u0110\u1ed1i v\u1edbi g\u00e0 th\u1ecbt, t\u0103ng h\u00e0m l\u01b0\u1ee3ng L-histidine trong ch\u1ebf \u0111\u1ed9 \u0103n l\u00e0m t\u0103ng carnosine trong m\u00f4 c\u01a1 m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3. Tuy nhi\u00ean, th\u00ed nghi\u1ec7m n\u00e0y kh\u00f4ng c\u00f3 k\u1ebft qu\u1ea3 t\u01b0\u01a1ng t\u1ef1 \u0111\u1ed1i v\u1edbi th\u1ecbt l\u1ee3n. T\u1ebf b\u00e0o m\u00e1u c\u00f3 l\u01b0\u1ee3ng histidine cao v\u00e0 l\u01b0\u1ee3ng leucine v\u00e0 phenylalanine cao. Do \u0111\u00f3, c\u00e1c axit amin n\u00e0y c\u00f3 th\u1ec3 \u0111\u00e3 \u1ee9c ch\u1ebf l\u1eabn nhau khi c\u1ea1nh tranh trong m\u1ed9t ch\u1ea5t v\u1eadn chuy\u1ec3n.
\n\u1ede g\u00e0 th\u1ecbt, h\u00e0m l\u01b0\u1ee3ng carnosine trong th\u1ecbt \u1ee9c \u0111\u01b0\u1ee3c t\u0103ng c\u01b0\u1eddng b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng 4% t\u1ebf b\u00e0o m\u00e1u kh\u00f4 d\u1ea1ng phun (SDBC) l\u00e0m nguy\u00ean li\u1ec7u th\u00f4 gi\u00e0u histidine ho\u1eb7c 0,22% L-histidine b\u1ed5 sung. \u0110\u00e1ng ch\u00fa \u00fd l\u00e0 k\u1ebft qu\u1ea3 t\u0103ng tr\u01b0\u1edfng b\u1ecb \u1ea3nh h\u01b0\u1edfng ti\u00eau c\u1ef1c b\u1edfi SDBC. H\u00e0m l\u01b0\u1ee3ng carnosine cao h\u01a1n \u0111\u00e1ng k\u1ec3 trong nh\u00f3m b\u1ed5 sung L-histidine so v\u1edbi c\u00e1c nh\u00f3m nh\u1eadn SDBC.<\/p>\n

Carnosine v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng th\u1ecbt<\/h3>\n

\u1ede l\u1ee3n, \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c c\u01a1 nh\u01b0 M. longissimus dorsi \u0111\u01b0\u1ee3c bi\u1ebft l\u00e0 c\u00f3 h\u00e0m l\u01b0\u1ee3ng carnosine cao. Carnosine c\u00f3 \u1ea3nh h\u01b0\u1edfng quan tr\u1ecdng \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng th\u1ecbt. V\u00ec n\u00f3 c\u00f3 vai tr\u00f2 nh\u01b0 m\u1ed9t ch\u1ea5t ch\u1ed1ng oxy h\u00f3a v\u00e0 ch\u1ea5t \u0111\u1ec7m pH.<\/p>\n

Trong m\u1ed9t nghi\u00ean c\u1ee9u v\u1edbi l\u1ee3n xu\u1ea5t chu\u1ed3ng, vi\u1ec7c b\u1ed5 sung carnosine \u0111\u00e3 n\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng th\u1ecbt. B\u1eb1ng c\u00e1ch gi\u1ea3m n\u1ed3ng \u0111\u1ed9 ph\u1ee9c h\u1ee3p protein malondialdehyde v\u00e0 carbonyl trong m\u00f4 c\u01a1. \u0110\u1ed3ng th\u1eddi, c\u00e1c enzym ch\u1ed1ng oxy h\u00f3a t\u0103ng l\u00ean, ch\u1ee9ng t\u1ecf kh\u1ea3 n\u0103ng ch\u1ed1ng oxy h\u00f3a c\u1ee7a c\u00e1c m\u00f4 \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n. H\u01a1n n\u1eefa, m\u00e0u \u0111\u1ecf c\u1ee7a th\u1ecbt t\u0103ng l\u00ean khi h\u00e0m l\u01b0\u1ee3ng carnosine t\u0103ng l\u00ean. \u0110i\u1ec1u n\u00e0y c\u00f3 l\u1ee3i \u0111\u1ed1i v\u1edbi c\u00e1c s\u1ea3n ph\u1ea9m cao c\u1ea5p nh\u01b0 gi\u0103m b\u00f4ng.<\/p>\n

\"\"<\/p>\n

V\u00e0o n\u0103m 2015, Kralik v\u00e0 c\u1ed9ng s\u1ef1 \u0111\u00e3 nghi\u00ean c\u1ee9u \u1ea3nh h\u01b0\u1edfng c\u1ee7a L-histidine l\u00ean n\u1ed3ng \u0111\u1ed9 carnosine trong g\u00e0 th\u1ecbt. C\u0169ng nh\u01b0 \u1ea3nh h\u01b0\u1edfng c\u1ee7a n\u00f3 \u0111\u1ed1i v\u1edbi ch\u1ea5t l\u01b0\u1ee3ng th\u1ecbt. V\u1edbi m\u1ee5c \u0111\u00edch n\u00e0y, th\u1ee9c \u0103n \u0111\u1ed1i ch\u1ee9ng \u0111\u01b0\u1ee3c b\u1ed5 sung 0,1%, 0,2% ho\u1eb7c 0,3% L-histidine v\u00e0 cho 2 gi\u1ed1ng g\u00e0 th\u1ecbt (Cobb 500 v\u00e0 Hubbard Classic). V\u1edbi vi\u1ec7c t\u0103ng c\u01b0\u1eddng b\u1ed5 sung L-histidine, n\u1ed3ng \u0111\u1ed9 carnosine trong c\u01a1 ng\u1ef1c \u0111\u00e3 \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3. \u0110i\u1ec1u th\u00fa v\u1ecb l\u00e0 g\u00e0 th\u1ecbt Cobb 500 l\u1eafng \u0111\u1ecdng nhi\u1ec1u carnosine trong th\u1ecbt h\u01a1n g\u00e0 th\u1ecbt Hubbard. Cho th\u1ea5y r\u1eb1ng vi\u1ec7c s\u1ea3n xu\u1ea5t carnosine c\u0169ng c\u00f3 th\u1ec3 b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi di truy\u1ec1n. C\u00e1c nghi\u00ean c\u1ee9u kh\u00e1c c\u0169ng x\u00e1c nh\u1eadn s\u1ef1 c\u1ea3i thi\u1ec7n \u0111\u1ed9 m\u1ec1m c\u1ee7a th\u1ecbt, gi\u1ea3m l\u01b0\u1ee3ng ch\u1ea5t ph\u1ea3n \u1ee9ng v\u1edbi axit thiobarbituric v\u00e0 t\u0103ng t\u1ed5ng kh\u1ea3 n\u0103ng ch\u1ed1ng oxy h\u00f3a c\u1ee7a th\u1ecbt v\u1edbi s\u1ef1 gia t\u0103ng h\u00e0m l\u01b0\u1ee3ng carnosine c\u1ee7a c\u01a1.<\/p>\n

L-histidine: M\u1ed9t “ng\u00f4i sao m\u1edbi” cho ng\u00e0nh c\u00f4ng nghi\u1ec7p<\/h3>\n

L-histidine l\u00e0m t\u0103ng h\u00e0m l\u01b0\u1ee3ng carnosine trong th\u1ecbt. Ngo\u00e0i ra, L-histidine c\u1ea3i thi\u1ec7n ch\u1ea5t l\u01b0\u1ee3ng th\u1ecbt, c\u1ea3i thi\u1ec7n m\u00e0u s\u1eafc. Th\u00eam v\u00e0o \u0111\u00f3 l\u00e0 t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng ch\u1ed1ng oxy h\u00f3a trong c\u00e1c m\u00f4. Do \u0111\u00f3, histidine l\u00e0 m\u1ed9t axit amin m\u1edbi cho ng\u00e0nh c\u00f4ng nghi\u1ec7p. Gi\u00fap t\u1ed1i \u01b0u h\u00f3a n\u0103ng su\u1ea5t c\u1ee7a v\u1eadt nu\u00f4i trong khi s\u1ea3n xu\u1ea5t th\u1ecbt cao c\u1ea5p cho ng\u01b0\u1eddi ti\u00eau d\u00f9ng th\u1ecbt.<\/p>\n

\u0110\u1eebng qu\u00ean theo d\u00f5i T\u00e2n H\u1eefu Q\u00fai th\u01b0\u1eddng xuy\u00ean \u0111\u1ec3 c\u1eadp nh\u1eadt tin t\u1ee9c m\u1edbi nh\u1ea5t nh\u00e9!<\/strong><\/span><\/p>\n

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Theo pigprogress.com<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"

Ti\u1ebfn s\u0129 Dr Diana Siebert (thu\u1ed9c t\u1eadp \u0111o\u00e0n CJ Europe GmbH) chia s\u1ebb nghi\u00ean c\u1ee9u m\u1edbi nh\u1ea5t tr\u00ean trang Pig Progress. Ti\u1ebfn s\u0129 kh\u1eb3ng \u0111\u1ecbnh L-histidine l\u00e0 axit amin quan…<\/p>","protected":false},"author":1,"featured_media":15610,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_mi_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[181],"tags":[],"class_list":["post-15603","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/tanhuuqui.com\/ko\/wp-json\/wp\/v2\/posts\/15603","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tanhuuqui.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tanhuuqui.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tanhuuqui.com\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/tanhuuqui.com\/ko\/wp-json\/wp\/v2\/comments?post=15603"}],"version-history":[{"count":0,"href":"https:\/\/tanhuuqui.com\/ko\/wp-json\/wp\/v2\/posts\/15603\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/tanhuuqui.com\/ko\/wp-json\/wp\/v2\/media\/15610"}],"wp:attachment":[{"href":"https:\/\/tanhuuqui.com\/ko\/wp-json\/wp\/v2\/media?parent=15603"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tanhuuqui.com\/ko\/wp-json\/wp\/v2\/categories?post=15603"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tanhuuqui.com\/ko\/wp-json\/wp\/v2\/tags?post=15603"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}