{"id":26725,"date":"2021-03-04T16:11:38","date_gmt":"2021-03-04T09:11:38","guid":{"rendered":"http:\/\/ttud.com.vn\/?p=26725"},"modified":"2022-02-09T15:25:56","modified_gmt":"2022-02-09T08:25:56","slug":"virus-bien-chung-co-lot-qua-xet-nghiem-va-chong-lai-vacxin","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/virus-bien-chung-co-lot-qua-xet-nghiem-va-chong-lai-vacxin\/","title":{"rendered":"Virus bi\u1ebfn ch\u1ee7ng c\u00f3 l\u1ecdt qua x\u00e9t nghi\u1ec7m v\u00e0 ch\u1ed1ng l\u1ea1i v\u0103cxin?"},"content":{"rendered":"\n

Hi\u1ec7n \u1edf Vi\u1ec7t Nam v\u00e0 nhi\u1ec1u n\u01b0\u1edbc tr\u00ean th\u1ebf gi\u1edbi s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 Realtime PCR \u0111\u1ec3 x\u00e9t nghi\u1ec7m virus Covid-19. Vi\u1ec7c ph\u00e1t hi\u1ec7n m\u1ed9t bi\u1ebfn ch\u1ee7ng virus \u1edf Ph\u1ea7n Lan kh\u00f4ng th\u1ec3 ph\u00e1t hi\u1ec7n b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p PCR \u0111\u1eb7t ra c\u00e2u h\u1ecfi x\u00e9t nghi\u1ec7m b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p n\u00e0y c\u00f3 c\u00f2n ph\u00f9 h\u1ee3p?<\/strong><\/h2>\n\n\n\n

X\u00e9t nghi\u1ec7m PCR kh\u00f4ng ph\u00e1t hi\u1ec7n \u0111\u01b0\u1ee3c m\u1ed9t ch\u1ee7ng virus<\/strong><\/p>\n\n\n\n

Ch\u1ee7ng virus corona m\u1edbi mang t\u00ean Fin-796H \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n \u1edf mi\u1ec1n Nam Ph\u1ea7n Lan, nghi\u00ean c\u1ee9u chung c\u1ee7a Ph\u00f2ng Th\u00ed nghi\u1ec7m Vita v\u00e0 Vi\u1ec7n C\u00f4ng ngh\u1ec7 sinh h\u1ecdc thu\u1ed9c \u0110\u1ea1i h\u1ecdc Helsinki cho bi\u1ebft h\u00f4m 17\/2. Theo Ph\u00f2ng Th\u00ed nghi\u1ec7m c\u1ee7a Ph\u1ea7n Lan, kh\u00f4ng ph\u1ea3i t\u1ea5t c\u1ea3 c\u00e1c lo\u1ea1i x\u00e9t nghi\u1ec7m PCR m\u00e0 T\u1ed5 ch\u1ee9c Y t\u1ebf Th\u1ebf gi\u1edbi (WHO) ch\u1ea5p thu\u1eadn \u0111\u1ec1u c\u00f3 th\u1ec3 ph\u00e1t hi\u1ec7n ch\u1ee7ng virus m\u1edbi. \u00cdt nh\u1ea5t m\u1ed9t ki\u1ec3u x\u00e9t nghi\u1ec7m PCR kh\u00f4ng th\u1ec3 ph\u00e1t hi\u1ec7n s\u1ef1 c\u00f3 m\u1eb7t c\u1ee7a ch\u1ee7ng virus m\u1edbi, ngh\u0129a l\u00e0 c\u00f4ng t\u00e1c x\u00e9t nghi\u1ec7m \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh t\u00ecnh tr\u1ea1ng d\u1ecbch b\u1ec7nh l\u00e2y lan s\u1ebd g\u1eb7p th\u00eam nhi\u1ec1u kh\u00f3 kh\u0103n.<\/p>\n\n\n\n

D\u00f9 bi\u1ebfn th\u1ec3 virus m\u1edbi ch\u1ee9a nh\u1eefng \u0111\u1ed9t bi\u1ebfn c\u00f3 th\u1ec3 t\u00ecm th\u1ea5y trong ch\u1ee7ng \u1edf Anh v\u00e0 Nam Phi nh\u01b0ng n\u00f3 t\u01b0\u01a1ng \u0111\u1ed1i kh\u00e1c nh\u1eefng ch\u1ee7ng \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n tr\u01b0\u1edbc. \u0110\u1ed9t bi\u1ebfn c\u1ee7a ch\u1ee7ng virus n\u00e0y \u201cqua m\u1eb7t\u201d \u00edt nh\u1ea5t m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p x\u00e9t nghi\u1ec7m \u0111\u01b0\u1ee3c WHO c\u1ea5p ph\u00e9p. C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u ch\u01b0a c\u00f3 th\u00f4ng tin v\u1ec1 n\u01a1i \u0111\u1ea7u ti\u00ean xu\u1ea5t hi\u1ec7n \u0111\u1ed9t bi\u1ebfn n\u00e0y, nh\u01b0ng kh\u00f3 c\u00f3 kh\u1ea3 n\u0103ng n\u00f3 x\u1ea3y ra \u1edf Ph\u1ea7n Lan v\u00ec qu\u1ed1c gia n\u00e0y c\u00f3 s\u1ed1 ca m\u1eafc Covid-19<\/a> t\u01b0\u01a1ng \u0111\u1ed1i th\u1ea5p so v\u1edbi nhi\u1ec1u n\u01b0\u1edbc xung quanh. C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u c\u0169ng ch\u01b0a bi\u1ebft bi\u1ec3n ch\u1ee7ng m\u1edbi c\u00f3 kh\u00e1ng l\u1ea1i nh\u1eefng lo\u1ea1i v\u1eafc-xin \u0111ang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ti\u00eam ch\u1ee7ng hay kh\u00f4ng.<\/p>\n\n\n\n

PGS.TS \u0110inh Duy Kh\u00e1ng, \u0111\u1ed3ng t\u00e1c gi\u1ea3 b\u1ed9 sinh ph\u1ea9m ph\u00e1t hi\u1ec7n nhanh Covid-19 b\u1eb1ng c\u00f4ng ngh\u1ec7 Realtime PCR, Vi\u1ec7n C\u00f4ng ngh\u1ec7 Sinh h\u1ecdc, Vi\u1ec7n H\u00e0n l\u00e2m KH&CN Vi\u1ec7t Nam cho bi\u1ebft, x\u00e9t nghi\u1ec7m Realtime PCR bao gi\u1edd c\u0169ng ph\u1ea3i c\u00f3 1 c\u1eb7p m\u1ed3i v\u00e0 m\u1eabu d\u00f2. Virus c\u00f3 l\u1ea9n \u0111\u01b0\u1ee3c kh\u00f4ng th\u00ec ki\u1ec3m tra ngay c\u1eb7p m\u1ed3i ch\u00fang ta \u0111ang s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e9t nghi\u1ec7m nhanh virus hi\u1ec7n nay. N\u1ebfu n\u00f3 thay \u0111\u1ed5i v\u00f9ng gene \u0111\u00f3 th\u00ec c\u00f3 ngh\u0129a ph\u01b0\u01a1ng ph\u00e1p n\u00e0y kh\u00f4ng ph\u00e1t hi\u1ec7n ra. Hi\u1ec7n c\u1ea3 th\u1ebf gi\u1edbi chia s\u1ebb ki\u1ebfn th\u1ee9c v\u1ec1 virus trong m\u1ed9t h\u1ec7 th\u1ed1ng chung, khi b\u1eaft g\u1eb7p b\u1ea5t k\u1ef3 bi\u1ebfn ch\u1ee7ng<\/a> n\u00e0o, qu\u1ed1c gia \u0111\u00f3 s\u1ebd c\u00f4ng b\u1ed1 to\u00e0n b\u1ed9 h\u1ec7 gene c\u1ee7a ch\u00fang trong ng\u00e2n h\u00e0ng gene. Ng\u01b0\u1eddi l\u00e0m chuy\u00ean m\u00f4n \u1edf Vi\u1ec7t Nam ph\u1ea3i l\u1ea5y h\u1ec7 gene c\u1ee7a bi\u1ebfn ch\u1ee7ng \u0111\u00f3 xem ngu\u1ed3n g\u1ed1c bi\u1ebfn ch\u1ee7ng t\u1eeb \u0111\u00e2u. Vi\u1ec7c n\u00e0y kh\u00f4ng c\u00f3 g\u00ec l\u00e0 kh\u00f3 kh\u0103n, song \u0111\u1ebfn nay th\u1ebf gi\u1edbi ch\u01b0a c\u00f3 c\u00f4ng b\u1ed1 g\u00ec v\u1ec1 bi\u1ebfn ch\u1ee7ng \u1edf Ph\u1ea7n Lan n\u00e0y, do v\u1eady ph\u01b0\u01a1ng ph\u00e1p x\u00e9t nghi\u1ec7m PCR v\u1eabn \u0111\u00e1ng tin c\u1eady.<\/p>\n\n\n\n

Ch\u1ec9nh s\u1eeda v\u0103cxin kh\u00f4ng kh\u00f3<\/strong><\/p>\n\n\n\n

TS \u0110\u1ed7 Tu\u1ea5n \u0110\u1ea1t, C\u00f4ng ty TNHH M\u1ed9t th\u00e0nh vi\u00ean V\u0103cxin v\u00e0 Sinh ph\u1ea9m s\u1ed1 1 (Vabiotech) cho bi\u1ebft, hi\u1ec7n nay c\u00e1c nghi\u00ean c\u1ee9u khoa h\u1ecdc ch\u01b0a c\u00f3 \u0111\u00e1nh gi\u00e1 v\u1ec1 t\u00e1c \u0111\u1ed9ng c\u1ee7a v\u0103cxin \u0111\u1ed1i v\u1edbi ch\u1ee7ng m\u1edbi. Do \u0111\u00f3, bi\u1ebfn th\u1ec3 n\u00e0y ch\u01b0a \u1ea3nh h\u01b0\u1edfng t\u1edbi ti\u1ebfn tr\u00ecnh th\u1eed nghi\u1ec7m v\u0103cxin Covid-19 c\u1ee7a IVAC. C\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 nhi\u1ec1u l\u1ea7n ghi nh\u1eadn s\u1ef1 bi\u1ebfn ch\u1ee7ng c\u1ee7a virus n\u00e0y. \u1ede m\u1ed7i l\u1ea7n \u0111\u1ed9t bi\u1ebfn, c\u00e1c ch\u1ee7ng c\u1ee7a n\u00f3 c\u00f3 kh\u1ea3 n\u0103ng l\u00e2y lan nhanh v\u00e0 m\u1ea1nh h\u01a1n. \u0110\u1ed1i v\u1edbi v\u0103cxin Covid-19, th\u00f4ng th\u01b0\u1eddng, nh\u00e0 s\u1ea3n xu\u1ea5t s\u1ebd ch\u1ecdn v\u00f9ng gene \u1ed5n \u0111\u1ecbnh nh\u1ea5t c\u1ee7a virus \u0111\u1ec3 t\u1ea1o ra \u0111\u00e1p \u1ee9ng mi\u1ec5n d\u1ecbch. Theo \u0111\u00f3, v\u00f9ng gene \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn ph\u1ea3i c\u00f3 t\u00ednh ch\u1ea5t \u1ed5n \u0111\u1ecbnh nh\u1ea5t v\u1ec1 m\u1eb7t di truy\u1ec1n, b\u1ea3o \u0111\u1ea3m t\u00ednh b\u1ec1n v\u1eefng. B\u1edfi v\u00ec n\u1ebfu ch\u1ecdn v\u00f9ng gene kh\u00f4ng b\u1ec1n v\u1eefng, khi t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn h\u1ec7 mi\u1ec5n d\u1ecbch c\u01a1 th\u1ec3, n\u00f3 s\u1ebd kh\u00f4ng t\u1ea1o ra v\u00f9ng mi\u1ec5n d\u1ecbch. Do \u0111\u00f3, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u th\u01b0\u1eddng ph\u1ea3i c\u00f3 m\u1ed9t s\u1ed1 thay \u0111\u1ed5i nh\u1ea5t \u0111\u1ecbnh \u0111\u1ed1i v\u1edbi v\u00f9ng gene mong mu\u1ed1n \u0111\u1ec3 l\u00e0m v\u0103cxin<\/p>\n\n\n\n

PGS.TS \u0110inh Duy Kh\u00e1ng cho bi\u1ebft, th\u1eddi \u0111i\u1ec3m n\u00e0y, gi\u00e1m s\u00e1t d\u1ecbch t\u1ec5 h\u1ecdc ph\u1ea3i gi\u1ea3i quy\u1ebft \u0111\u01b0\u1ee3c c\u00e1c c\u00e2u h\u1ecfi nh\u01b0 ch\u1ea9n \u0111o\u00e1n Realtime PCR c\u00f3 \u0111\u1ec3 l\u1ecdt virus kh\u00f4ng, kh\u1eb3ng n\u0103ng l\u00e2y  nhi\u1ec5m c\u1ee7a bi\u1ebfn ch\u00fang m\u1edbi th\u1ebf n\u00e0o, t\u00ednh sinh b\u1ec7nh (c\u00e1c ca n\u1eb7ng) ra sao, li\u1ec7u v\u0103cxin \u0111ang s\u1ea3n xu\u1ea5t c\u00f3 \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c kh\u00f4ng? \u0110\u1ed1i v\u1edbi nghi\u00ean c\u1ee9u v\u0103cxin, khi quy tr\u00ecnh s\u1ea3n xu\u1ea5t \u0111\u00e3 ho\u00e0n thi\u1ec7n th\u00ec tr\u01b0\u1eddng h\u1ee3p virus bi\u1ebfn \u0111\u1ed5i \u0111\u1ebfn m\u1ee9c bu\u1ed9c ph\u1ea3i thay \u0111\u1ed5i v\u0103cxin th\u00ec vi\u1ec7c \u0111\u00e1p \u1ee9ng c\u0169ng r\u1ea5t nhanh. Tr\u01b0\u1eddng h\u1ee3p gene n\u00e0o \u0111\u00f3 b\u1ecb bi\u1ebfn \u0111\u1ed5i, ng\u01b0\u1eddi ta s\u1ebd th\u00e1o gene \u0111\u00f3 ra, l\u1eafp gene m\u00e0 virus \u0111\u00e3 bi\u1ebfn \u0111\u1ed5i \u0111\u00f3 v\u00e0o l\u00e0 ti\u1ebfp t\u1ee5c s\u1ea3n xu\u1ea5t ngay \u0111\u01b0\u1ee3c. Khi quy tr\u00ecnh s\u1ea3n xu\u1ea5t \u0111\u00e3 \u0111\u01b0\u1ee3c ho\u00e0n thi\u1ec7n, ng\u01b0\u1eddi ta n\u1eafm \u0111\u01b0\u1ee3c gene n\u00e0y m\u00e3 h\u00f3a cho protein n\u00e0y \u0111\u1ec3 t\u1ea1o ra t\u00ednh sinh mi\u1ec5n d\u1ecbch b\u1ea3o v\u1ec7, th\u00ec c\u00f3 th\u1ec3 s\u1ea3n xu\u1ea5t, \u201cl\u1eafp r\u00e1p\u201d ngay v\u00e0o b\u1eb1ng c\u00f4ng ngh\u1ec7 t\u00e1i t\u1ed5 h\u1ee3p. Gene t\u1ea1o ra kh\u00e1ng nguy\u00ean m\u00e0 b\u1ecb bi\u1ebfn \u0111\u1ed5i th\u00ec s\u1ebd t\u1ed5ng h\u1ee3p gene kh\u00e1c \u0111\u01b0a v\u00e0o. Vi\u1ec7c t\u1ed1i \u01b0u h\u00f3a c\u00e1c b\u1ed9 ba m\u00e3 h\u00f3a cho ph\u00e9p ch\u00fang ta c\u00f3 th\u1ec3 t\u1ed5ng h\u1ee3p tr\u00ecnh t\u1ef1 gene c\u1ee7a virus \u0111\u1ec3 l\u1ea5y v\u00f9ng gene t\u1ea1o ra nhi\u1ec1u kh\u00e1ng th\u1ec3 nh\u1ea5t \u0111\u01b0a v\u00e0o v\u0103cxin.<\/p>\n\n\n\n

Hi\u1ec7n t\u1ea1i, c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t ch\u1ec9 lo ng\u1ea1i nh\u1ea5t l\u00e0 virus \u0111\u1ed9t bi\u1ebfn tr\u00ean v\u00f9ng gene \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn. Tuy nhi\u00ean, \u0111\u1ed9t bi\u1ebfn c\u1ee7a virus t\u1ea1i Anh \u0111\u00fang ngay v\u00f9ng gene m\u00e0 c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t l\u1ef1a ch\u1ecdn \u0111\u1ec3 l\u00e0m v\u0103cxin (v\u00f9ng S) n\u00ean c\u00e1c nh\u00e0 khoa h\u1ecdc ti\u1ebfp t\u1ee5c theo d\u00f5i di\u1ec5n bi\u1ebfn c\u1ee7a c\u1ee7a bi\u1ebfn th\u1ec3 n\u00e0y \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 ti\u1ebfp.<\/p>\n\n\n\n

T\u00d4 H\u1ed8I<\/strong><\/p>\n\n\n\n

https:\/\/khoahocdoisong.vn\/virus-bien-chung-co-lot-qua-xet-nghiem-va-chong-lai-vacxin-163524.html<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

Hi\u1ec7n \u1edf Vi\u1ec7t Nam v\u00e0 nhi\u1ec1u n\u01b0\u1edbc tr\u00ean th\u1ebf gi\u1edbi s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 Realtime PCR \u0111\u1ec3 x\u00e9t nghi\u1ec7m virus Covid-19. Vi\u1ec7c ph\u00e1t hi\u1ec7n m\u1ed9t bi\u1ebfn ch\u1ee7ng virus \u1edf Ph\u1ea7n Lan kh\u00f4ng th\u1ec3 ph\u00e1t hi\u1ec7n b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p PCR \u0111\u1eb7t ra c\u00e2u h\u1ecfi x\u00e9t nghi\u1ec7m b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p n\u00e0y c\u00f3 c\u00f2n ph\u00f9 h\u1ee3p? X\u00e9t nghi\u1ec7m […]<\/p>\n","protected":false},"author":23,"featured_media":26726,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-26725","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\/26725","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\/23"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=26725"}],"version-history":[{"count":4,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/26725\/revisions"}],"predecessor-version":[{"id":30944,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/26725\/revisions\/30944"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/26726"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=26725"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=26725"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=26725"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}