{"id":19,"date":"2026-06-13T10:44:54","date_gmt":"2026-06-13T08:44:54","guid":{"rendered":"https:\/\/globalagriculturejournal.com\/vi\/2026\/06\/13\/cong-nghe-sinh-hoc-vi-sinh-vat-cach-mang-hoa-viec-bao-quan-thuc-pham\/"},"modified":"2026-06-13T10:47:46","modified_gmt":"2026-06-13T08:47:46","slug":"cong-nghe-sinh-hoc-vi-sinh-vat-cach-mang-hoa-viec-bao-quan-thuc-pham","status":"publish","type":"post","link":"https:\/\/globalagriculturejournal.com\/vi\/2026\/06\/13\/cong-nghe-sinh-hoc-vi-sinh-vat-cach-mang-hoa-viec-bao-quan-thuc-pham\/","title":{"rendered":"C\u00f4ng ngh\u1ec7 sinh h\u1ecdc vi sinh v\u1eadt c\u00e1ch m\u1ea1ng h\u00f3a vi\u1ec7c b\u1ea3o qu\u1ea3n th\u1ef1c ph\u1ea9m"},"content":{"rendered":"

\"C\u00f4ng“`html<\/p>\n

C\u00f4ng ngh\u1ec7 sinh h\u1ecdc vi sinh v\u1eadt c\u00e1ch m\u1ea1ng h\u00f3a vi\u1ec7c b\u1ea3o qu\u1ea3n th\u1ef1c ph\u1ea9m<\/h1>\n

M\u1ed7i n\u0103m, h\u00e0ng t\u1ef7 t\u1ea5n th\u1ef1c ph\u1ea9m b\u1ecb m\u1ea5t \u0111i do l\u00e3ng ph\u00ed v\u00e0 h\u01b0 h\u1ecfng. Tr\u01b0\u1edbc th\u1ef1c tr\u1ea1ng n\u00e0y, c\u00f4ng ngh\u1ec7 sinh h\u1ecdc vi sinh v\u1eadt \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t gi\u1ea3i ph\u00e1p \u0111\u1ed5i m\u1edbi \u0111\u1ec3 b\u1ea3o qu\u1ea3n th\u1ef1c ph\u1ea9m m\u00e0 kh\u00f4ng c\u1ea7n s\u1eed d\u1ee5ng c\u00e1c ch\u1ea5t ph\u1ee5 gia h\u00f3a h\u1ecdc. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y s\u1eed d\u1ee5ng c\u00e1c vi sinh v\u1eadt c\u00f3 l\u1ee3i ho\u1eb7c c\u00e1c ch\u1ea5t chuy\u1ec3n h\u00f3a ho\u1ea1t t\u00ednh c\u1ee7a ch\u00fang, ch\u1eb3ng h\u1ea1n nh\u01b0 bacteriocin v\u00e0 th\u1ec3 th\u1ef1c khu\u1ea9n, \u0111\u1ec3 ch\u1ed1ng l\u1ea1i c\u00e1c vi sinh v\u1eadt g\u00e2y h\u01b0 h\u1ecfng. Nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p n\u00e0y ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch axit h\u00f3a m\u00f4i tr\u01b0\u1eddng, t\u1ea1o ra s\u1ef1 c\u1ea1nh tranh gi\u1eefa c\u00e1c vi sinh v\u1eadt ho\u1eb7c ph\u00e1 v\u1ee1 m\u00e0ng t\u1ebf b\u00e0o c\u1ee7a c\u00e1c m\u1ea7m b\u1ec7nh, \u0111\u1ed3ng th\u1eddi b\u1ea3o to\u00e0n ch\u1ea5t l\u01b0\u1ee3ng dinh d\u01b0\u1ee1ng v\u00e0 h\u01b0\u01a1ng v\u1ecb c\u1ee7a s\u1ea3n ph\u1ea9m.<\/p>\n

Bacteriocin, c\u00e1c peptide kh\u00e1ng khu\u1ea9n \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t b\u1edfi vi khu\u1ea9n, nh\u1eafm m\u1ee5c ti\u00eau c\u1ee5 th\u1ec3 v\u00e0o c\u00e1c vi khu\u1ea9n c\u00f3 h\u1ea1i m\u00e0 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1c vi sinh v\u1eadt c\u00f3 l\u1ee3i. Ch\u00fang \u0111\u1eb7c bi\u1ec7t hi\u1ec7u qu\u1ea3 ch\u1ed1ng l\u1ea1i c\u00e1c vi khu\u1ea9n Gram d\u01b0\u01a1ng nh\u01b0 Listeria<\/em> ho\u1eb7c Staphylococcus<\/em>, v\u00e0 \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong s\u1ea3n xu\u1ea5t ph\u00f4 mai ho\u1eb7c th\u1ecbt \u0111\u1ec3 k\u00e9o d\u00e0i th\u1eddi gian b\u1ea3o qu\u1ea3n. \u0110\u1ed9 b\u1ec1n nhi\u1ec7t v\u00e0 \u0111\u1ed9 \u0111\u1ed9c th\u1ea5p c\u1ee7a ch\u00fang khi\u1ebfn ch\u00fang tr\u1edf th\u00e0nh \u1ee9ng c\u1eed vi\u00ean l\u00fd t\u01b0\u1edfng \u0111\u1ec3 thay th\u1ebf c\u00e1c ch\u1ea5t b\u1ea3o qu\u1ea3n truy\u1ec1n th\u1ed1ng.<\/p>\n

Th\u1ec3 th\u1ef1c khu\u1ea9n, m\u1eb7t kh\u00e1c, l\u00e0 c\u00e1c lo\u1ea1i virus t\u1ef1 nhi\u00ean x\u00e2m nhi\u1ec5m v\u00e0 ti\u00eau di\u1ec7t duy nh\u1ea5t c\u00e1c vi khu\u1ea9n g\u00e2y b\u1ec7nh. Khi \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng l\u00ean th\u1ef1c ph\u1ea9m sau thu ho\u1ea1ch ho\u1eb7c t\u00edch h\u1ee3p v\u00e0o bao b\u00ec, ch\u00fang gi\u1ea3m \u0111\u00e1ng k\u1ec3 s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a c\u00e1c vi sinh v\u1eadt nh\u01b0 Salmonella<\/em> ho\u1eb7c E. coli<\/em>. T\u00ednh \u0111\u1eb7c hi\u1ec7u c\u1ee7a ch\u00fang v\u1eeba l\u00e0 m\u1ed9t \u01b0u \u0111i\u1ec3m v\u1eeba l\u00e0 m\u1ed9t h\u1ea1n ch\u1ebf, b\u1edfi ch\u00fang th\u01b0\u1eddng ph\u1ea3i \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p trong c\u00e1c h\u1ed7n h\u1ee3p \u0111\u1ec3 bao ph\u1ee7 m\u1ed9t ph\u1ea1m vi m\u1ee5c ti\u00eau r\u1ed9ng.<\/p>\n

L\u00ean men, m\u1ed9t trong nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p c\u1ed5 x\u01b0a nh\u1ea5t, v\u1eabn l\u00e0 tr\u1ee5 c\u1ed9t c\u1ee7a vi\u1ec7c b\u1ea3o qu\u1ea3n. Vi khu\u1ea9n lactic chuy\u1ec3n h\u00f3a \u0111\u01b0\u1eddng th\u00e0nh axit lactic, t\u1ea1o ra m\u00f4i tr\u01b0\u1eddng th\u00f9 \u0111\u1ecbch v\u1edbi c\u00e1c m\u1ea7m b\u1ec7nh \u0111\u1ed3ng th\u1eddi c\u1ea3i thi\u1ec7n c\u00e1c \u0111\u1eb7c t\u00ednh c\u1ea3m quan v\u00e0 dinh d\u01b0\u1ee1ng c\u1ee7a th\u1ef1c ph\u1ea9m. K\u1ef9 thu\u1eadt n\u00e0y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i cho c\u00e1c s\u1ea3n ph\u1ea9m t\u1eeb s\u1eefa, rau c\u1ee7 l\u00ean men v\u00e0 th\u1ecbt, n\u01a1i n\u00f3 cho ph\u00e9p b\u1ea3o qu\u1ea3n th\u1ef1c ph\u1ea9m \u0111\u1ed3ng th\u1eddi l\u00e0m gi\u00e0u h\u01b0\u01a1ng v\u1ecb.<\/p>\n

C\u00e1c ch\u1ea5t s\u00e1t tr\u00f9ng t\u1ef1 nhi\u00ean, c\u00f3 ngu\u1ed3n g\u1ed1c t\u1eeb th\u1ef1c v\u1eadt ho\u1eb7c gia v\u1ecb, cung c\u1ea5p m\u1ed9t gi\u1ea3i ph\u00e1p thay th\u1ebf cho c\u00e1c ch\u1ea5t b\u1ea3o qu\u1ea3n t\u1ed5ng h\u1ee3p. C\u00e1c lo\u1ea1i tinh d\u1ea7u, ch\u1eb3ng h\u1ea1n nh\u01b0 tinh d\u1ea7u c\u00e2y h\u01b0\u01a1ng th\u1ea3o ho\u1eb7c \u0111inh h\u01b0\u01a1ng, ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch ph\u00e1 v\u1ee1 m\u00e0ng t\u1ebf b\u00e0o c\u1ee7a vi sinh v\u1eadt ho\u1eb7c \u1ee9c ch\u1ebf c\u00e1c enzyme c\u1ee7a ch\u00fang. Ph\u1ea1m vi ho\u1ea1t \u0111\u1ed9ng r\u1ed9ng v\u00e0 \u0111\u1eb7c t\u00ednh ch\u1ed1ng oxy h\u00f3a c\u1ee7a ch\u00fang khi\u1ebfn ch\u00fang tr\u1edf th\u00e0nh nh\u1eefng \u0111\u1ed3ng minh qu\u00fd gi\u00e1, m\u1eb7c d\u00f9 vi\u1ec7c s\u1eed d\u1ee5ng ch\u00fang \u0111\u00f4i khi b\u1ecb h\u1ea1n ch\u1ebf b\u1edfi c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh ho\u1eb7c thay \u0111\u1ed5i h\u01b0\u01a1ng v\u1ecb.<\/p>\n

C\u00e1c l\u1edbp ph\u1ee7 c\u00f3 th\u1ec3 \u0103n \u0111\u01b0\u1ee3c, l\u00e0m t\u1eeb c\u00e1c polymer t\u1ef1 nhi\u00ean, t\u1ea1o th\u00e0nh m\u1ed9t h\u00e0ng r\u00e0o b\u1ea3o v\u1ec7 xung quanh th\u1ef1c ph\u1ea9m. Ch\u00fang h\u1ea1n ch\u1ebf s\u1ef1 trao \u0111\u1ed5i \u0111\u1ed9 \u1ea9m v\u00e0 oxy, t\u1eeb \u0111\u00f3 l\u00e0m ch\u1eadm qu\u00e1 tr\u00ecnh h\u01b0 h\u1ecfng. Khi \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p v\u1edbi c\u00e1c h\u1ee3p ch\u1ea5t kh\u00e1ng khu\u1ea9n, ch\u00fang k\u00e9o d\u00e0i th\u1eddi gian b\u1ea3o qu\u1ea3n c\u1ee7a tr\u00e1i c\u00e2y, rau c\u1ee7 ho\u1eb7c c\u00e1c s\u1ea3n ph\u1ea9m th\u1ecbt, \u0111\u1ed3ng th\u1eddi gi\u1ea3m thi\u1ec3u vi\u1ec7c s\u1eed d\u1ee5ng nh\u1ef1a.<\/p>\n

Nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p n\u00e0y, m\u1eb7c d\u00f9 \u0111\u1ea7y h\u1ee9a h\u1eb9n, v\u1eabn g\u1eb7p ph\u1ea3i nh\u1eefng th\u00e1ch th\u1ee9c. Chi ph\u00ed s\u1ea3n xu\u1ea5t, c\u00e1c quy \u0111\u1ecbnh nghi\u00eam ng\u1eb7t v\u00e0 s\u1ef1 e ng\u1ea1i c\u1ee7a ng\u01b0\u1eddi ti\u00eau d\u00f9ng \u0111\u1ed1i v\u1edbi vi\u1ec7c s\u1eed d\u1ee5ng virus ho\u1eb7c vi khu\u1ea9n \u0111\u00e3 c\u1ea3n tr\u1edf vi\u1ec7c \u00e1p d\u1ee5ng r\u1ed9ng r\u00e3i ch\u00fang. Tuy nhi\u00ean, vi\u1ec7c k\u1ebft h\u1ee3p ch\u00fang trong c\u00e1c h\u1ec7 th\u1ed1ng t\u00edch h\u1ee3p, \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 c\u00f4ng ngh\u1ec7 r\u00e0o c\u1ea3n \u0111a t\u1ea7ng, cho ph\u00e9p v\u01b0\u1ee3t qua nh\u1eefng gi\u1edbi h\u1ea1n n\u00e0y. B\u1eb1ng c\u00e1ch k\u1ebft h\u1ee3p nhi\u1ec1u k\u1ef9 thu\u1eadt, ch\u1eb3ng h\u1ea1n nh\u01b0 l\u00ean men v\u00e0 bacteriocin, hi\u1ec7u qu\u1ea3 t\u1ed5ng th\u1ec3 \u0111\u01b0\u1ee3c t\u0103ng c\u01b0\u1eddng \u0111\u1ed3ng th\u1eddi gi\u1ea3m thi\u1ec3u c\u00e1c t\u00e1c d\u1ee5ng ph\u1ee5 kh\u00f4ng mong mu\u1ed1n.<\/p>\n

Tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o c\u0169ng b\u1eaft \u0111\u1ea7u \u0111\u00f3ng m\u1ed9t vai tr\u00f2 trong vi\u1ec7c t\u1ed1i \u01b0u h\u00f3a c\u00e1c qu\u00e1 tr\u00ecnh n\u00e0y. Nh\u1edd v\u00e0o m\u00f4 h\u00ecnh d\u1ef1 \u0111o\u00e1n, n\u00f3 gi\u00fap x\u00e1c \u0111\u1ecbnh c\u00e1c h\u1ee3p ch\u1ea5t kh\u00e1ng khu\u1ea9n m\u1edbi ho\u1eb7c \u0111i\u1ec1u ch\u1ec9nh c\u00e1c \u0111i\u1ec1u ki\u1ec7n b\u1ea3o qu\u1ea3n \u0111\u1ec3 t\u1ed1i \u0111a h\u00f3a hi\u1ec7u qu\u1ea3.<\/p>\n

Nh\u01b0 v\u1eady, c\u00f4ng ngh\u1ec7 sinh h\u1ecdc vi sinh v\u1eadt m\u1edf ra con \u0111\u01b0\u1eddng cho m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p b\u1ea3o qu\u1ea3n th\u1ef1c ph\u1ea9m an to\u00e0n h\u01a1n, b\u1ec1n v\u1eefng h\u01a1n v\u00e0 \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c mong \u0111\u1ee3i c\u1ee7a ng\u01b0\u1eddi ti\u00eau d\u00f9ng.<\/p>\n

“`<\/p>\n

\n

Mentions des sources<\/h2>\n

Publication cit\u00e9e<\/h3>\n

DOI\u00a0:<\/strong> https:\/\/doi.org\/10.1007\/s00217-026-05188-4<\/a><\/p>\n

Titre\u00a0:<\/strong> Advances and challenges in microbial biotechnology for food preservation: a critical review<\/p>\n

Revue : <\/strong> European Food Research and Technology<\/p>\n

\u00c9diteur : <\/strong> Springer Science and Business Media LLC<\/p>\n

Auteurs : <\/strong> Omar Hammoud; Furkan Ayaz<\/p>\n","protected":false},"excerpt":{"rendered":"

“`html C\u00f4ng ngh\u1ec7 sinh h\u1ecdc vi sinh v\u1eadt c\u00e1ch m\u1ea1ng h\u00f3a vi\u1ec7c b\u1ea3o qu\u1ea3n th\u1ef1c ph\u1ea9m M\u1ed7i n\u0103m, h\u00e0ng t\u1ef7 t\u1ea5n th\u1ef1c ph\u1ea9m b\u1ecb m\u1ea5t \u0111i do l\u00e3ng ph\u00ed v\u00e0 h\u01b0 h\u1ecfng. Tr\u01b0\u1edbc th\u1ef1c tr\u1ea1ng n\u00e0y, c\u00f4ng ngh\u1ec7 sinh h\u1ecdc vi sinh v\u1eadt \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t gi\u1ea3i ph\u00e1p \u0111\u1ed5i m\u1edbi \u0111\u1ec3 b\u1ea3o qu\u1ea3n th\u1ef1c… Continue reading C\u00f4ng ngh\u1ec7 sinh h\u1ecdc vi sinh v\u1eadt c\u00e1ch m\u1ea1ng h\u00f3a vi\u1ec7c b\u1ea3o qu\u1ea3n th\u1ef1c ph\u1ea9m<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4,6],"tags":[],"class_list":["post-19","post","type-post","status-publish","format-standard","hentry","category-moi-truong","category-the-thao","entry"],"_links":{"self":[{"href":"https:\/\/globalagriculturejournal.com\/vi\/wp-json\/wp\/v2\/posts\/19","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/globalagriculturejournal.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/globalagriculturejournal.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/globalagriculturejournal.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/globalagriculturejournal.com\/vi\/wp-json\/wp\/v2\/comments?post=19"}],"version-history":[{"count":1,"href":"https:\/\/globalagriculturejournal.com\/vi\/wp-json\/wp\/v2\/posts\/19\/revisions"}],"predecessor-version":[{"id":20,"href":"https:\/\/globalagriculturejournal.com\/vi\/wp-json\/wp\/v2\/posts\/19\/revisions\/20"}],"wp:attachment":[{"href":"https:\/\/globalagriculturejournal.com\/vi\/wp-json\/wp\/v2\/media?parent=19"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/globalagriculturejournal.com\/vi\/wp-json\/wp\/v2\/categories?post=19"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/globalagriculturejournal.com\/vi\/wp-json\/wp\/v2\/tags?post=19"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}