{"id":571333,"date":"2021-12-06T08:04:25","date_gmt":"2021-12-06T01:04:25","guid":{"rendered":"https:\/\/canhco.net\/?p=571333"},"modified":"2021-12-06T08:54:54","modified_gmt":"2021-12-06T01:54:54","slug":"bien-chung-omicron-co-the-dot-bien-tu-nguoi-bi-suy-giam-mien-dich","status":"publish","type":"post","link":"https:\/\/m.canhco.net\/bien-chung-omicron-co-the-dot-bien-tu-nguoi-bi-suy-giam-mien-dich-p571333.html","title":{"rendered":"Bi\u1ebfn ch\u1ee7ng Omicron c\u00f3 th\u1ec3 \u0111\u1ed9t bi\u1ebfn t\u1eeb ng\u01b0\u1eddi b\u1ecb suy gi\u1ea3m mi\u1ec5n d\u1ecbch"},"content":{"rendered":"

Trong l\u00fac bi\u1ebfn ch\u1ee7ng Omicron \u0111ang g\u00e2y nhi\u1ec1u lo ng\u1ea1i tr\u00ean to\u00e0n c\u1ea7u, gi\u00e1m \u0111\u1ed1c Vi\u1ec7n Y t\u1ebf Qu\u1ed1c gia M\u1ef9 Collins cho r\u1eb1ng Omicron xu\u1ea5t hi\u1ec7n trong c\u01a1 th\u1ec3 ng\u01b0\u1eddi suy gi\u1ea3m mi\u1ec5n d\u1ecbch nhi\u1ec5m nCoV v\u00e0 m\u1ed9t lo\u1ea1i virus kh\u00e1c.\u00a0<\/strong><\/p>\n

\u201cOmicron l\u00e0 bi\u1ebfn ch\u1ee7ng c\u00f3 s\u1ed1 \u0111\u1ed9t bi\u1ebfn l\u1edbn nh\u1ea5t t\u1eeb tr\u01b0\u1edbc \u0111\u1ebfn nay, v\u1edbi \u00edt nh\u1ea5t 50 \u0111\u1ed9t bi\u1ebfn so v\u1edbi ch\u1ee7ng virus g\u1ed1c \u1edf V\u0169 H\u00e1n\u201d, Gi\u00e1m \u0111\u1ed1c Vi\u1ec7n Y t\u1ebf Qu\u1ed1c gia M\u1ef9 (NIH) Francis Collins n\u00f3i h\u00f4m 5\/12. \u201cGi\u1ea3 thuy\u1ebft h\u1ee3p l\u00fd l\u00e0 n\u00f3 d\u01b0\u1eddng nh\u01b0 tr\u1ed7i d\u1eady t\u1eeb m\u1ed9t ng\u01b0\u1eddi b\u1ecb suy gi\u1ea3m mi\u1ec5n d\u1ecbch\u201d.<\/p>\n

Theo Collins, do ng\u01b0\u1eddi suy gi\u1ea3m mi\u1ec5n d\u1ecbch kh\u00f4ng th\u1ec3 \u0111\u00e1nh b\u1ea1i ho\u00e0n to\u00e0n \u0111\u01b0\u1ee3c virus, n\u00f3 s\u1ebd t\u1ed3n t\u1ea1i trong c\u01a1 th\u1ec3 h\u1ecd su\u1ed1t nhi\u1ec1u th\u00e1ng v\u00e0 \u0111\u00e2y l\u00e0 \u201cc\u01a1 h\u1ed9i ho\u00e0n h\u1ea3o\u201d cho nCoV t\u0103ng \u0111\u1ed9t bi\u1ebfn, khi ng\u01b0\u1eddi \u0111\u00f3 b\u1ecb nhi\u1ec5m \u0111\u1ed3ng th\u1eddi nCoV v\u00e0 m\u1ed9t lo\u1ea1i virus kh\u00e1c.<\/p>\n

\u201cG\u1ea7n nh\u01b0 ch\u1eafc ch\u1eafn \u0111\u00e2y s\u1ebd kh\u00f4ng ph\u1ea3i bi\u1ebfn ch\u1ee7ng cu\u1ed1i c\u00f9ng g\u00e2y nhi\u1ec1u ch\u00fa \u00fd v\u00e0 lo ng\u1ea1i\u201d, Gi\u00e1m \u0111\u1ed1c NIH c\u1ea3nh b\u00e1o. \u201cN\u1ebfu ch\u00fang ta kh\u00f4ng \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 mi\u1ec5n d\u1ecbch \u0111\u1ea7y \u0111\u1ee7 tr\u00ean to\u00e0n c\u1ea7u, ch\u00fang ta s\u1ebd ti\u1ebfp t\u1ee5c ghi nh\u1eadn bi\u1ebfn ch\u1ee7ng v\u00e0 ch\u00fang ta s\u1ebd ph\u1ea3i s\u1eed d\u1ee5ng m\u1ed9t v\u00e0i ch\u1eef c\u00e1i kh\u00e1c trong b\u1ea3ng ch\u1eef c\u00e1i Hy L\u1ea1p\u201d.<\/p>\n

\"Gi\u00e1m
Gi\u00e1m \u0111\u1ed1c Vi\u1ec7n Y t\u1ebf Qu\u1ed1c gia M\u1ef9 (NIH) Francis Collins c\u1ea7m m\u00f4 h\u00ecnh nCoV trong cu\u1ed9c h\u1ecdp \u1edf \u0110\u1ed3i Capitop h\u1ed3i th\u00e1ng 7\/2020.<\/figcaption><\/figure>\n

Chuy\u00ean gia Nam Phi Tulio de Oliveira, ng\u01b0\u1eddi \u0111\u01b0\u1ee3c m\u1ec7nh danh \u201cth\u1ee3 s\u0103n\u201d virus, tr\u01b0\u1edbc \u0111\u00f3 c\u0169ng n\u00eau gi\u1ea3 thuy\u1ebft Omicron \u0111\u00e3 \u1ee7 trong c\u01a1 th\u1ec3 ng\u01b0\u1eddi b\u1ecb suy gi\u1ea3m mi\u1ec5n d\u1ecbch nghi\u00eam tr\u1ecdng, nh\u01b0 nhi\u1ec5m HIV.<\/p>\n

Omicron l\u00e0 bi\u1ebfn ch\u1ee7ng nCoV m\u1edbi \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n \u0111\u1ea7u ti\u00ean t\u1ea1i Botswana v\u00e0o ng\u00e0y 11\/11 v\u00e0 \u0111\u01b0\u1ee3c Nam Phi b\u00e1o c\u00e1o v\u1edbi T\u1ed5 ch\u1ee9c Y t\u1ebf Th\u1ebf gi\u1edbi (WHO) v\u00e0o ng\u00e0y 24\/11. WHO \u0111\u00e3 x\u1ebfp Omicron v\u00e0o danh s\u00e1ch bi\u1ebfn ch\u1ee7ng \u0111\u00e1ng lo ng\u1ea1i, d\u00f9 ch\u01b0a r\u00f5 bi\u1ebfn ch\u1ee7ng n\u00e0y c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m hi\u1ec7u qu\u1ea3 vaccine hay t\u0103ng nguy c\u01a1 tr\u1edf n\u1eb7ng hay kh\u00f4ng.<\/p>\n

Omicron hi\u1ec7n xu\u1ea5t hi\u1ec7n \u1edf h\u01a1n 40 n\u01b0\u1edbc, trong \u0111\u00f3 c\u00f3 M\u1ef9. Nhi\u1ec1u qu\u1ed1c gia \u0111\u00e3 quy\u1ebft \u0111\u1ecbnh si\u1ebft ch\u1eb7t ki\u1ec3m so\u00e1t bi\u00ean gi\u1edbi, \u0111\u1eb7c bi\u1ec7t v\u1edbi c\u00e1c n\u01b0\u1edbc ph\u00eda nam ch\u00e2u Phi, trong b\u1ed1i c\u1ea3nh c\u00e1c ca nhi\u1ec5m Omicron li\u00ean t\u1ee5c \u0111\u01b0\u1ee3c ghi nh\u1eadn \u1edf c\u00e1c n\u01b0\u1edbc.<\/p>\n

Trong khi nhi\u1ec1u chuy\u00ean gia lo ng\u1ea1i v\u1ec1 Omicron, chuy\u00ean gia v\u1ec1 c\u00e1c b\u1ec7nh truy\u1ec1n nhi\u1ec5m t\u1ea1i C\u01a1 quan Y t\u1ebf Li\u00ean bang Nga Vladimir Nikoforov l\u1ea1i cho r\u1eb1ng s\u1ef1 xu\u1ea5t hi\u1ec7n bi\u1ebfn ch\u1ee7ng Omicron c\u00f3 th\u1ec3 l\u00e0 d\u1ea5u hi\u1ec7u \u0111\u1ea7u ti\u00ean b\u00e1o hi\u1ec7u Covid-19 s\u1eafp k\u1ebft th\u00fac.<\/p>\n

\u201cBi\u1ebfn ch\u1ee7ng m\u1edbi xu\u1ea5t hi\u1ec7n l\u1ea7n \u0111\u1ea7u \u1edf Nam Phi d\u1ec5 l\u00e2y lan h\u01a1n. M\u1eb7t kh\u00e1c, c\u00f3 d\u1eef li\u1ec7u ch\u1ec9 ra r\u1eb1ng n\u00f3 g\u00e2y ra tri\u1ec7u ch\u1ee9ng \u00edt nghi\u00eam tr\u1ecdng h\u01a1n. Nh\u01b0 v\u1eady, n\u00f3 kh\u00f4ng l\u00e0m t\u1ed5n h\u1ea1i ph\u1ed5i. T\u00f4i ngh\u0129 \u0111\u00e2y c\u00f3 th\u1ec3 l\u00e0 t\u00edn hi\u1ec7u cho th\u1ea5y c\u01a1n \u00e1c m\u1ed9ng s\u1eafp k\u1ebft th\u00fac, c\u0169ng l\u00e0 d\u1ea5u hi\u1ec7u ch\u1ec9 ra r\u1eb1ng virus b\u1eaft \u0111\u1ea7u r\u00fat lui\u201d, Nikoforov n\u00f3i.<\/p>\n

C\u00e1c nh\u00e0 khoa h\u1ecdc v\u1eabn c\u00f2n nhi\u1ec1u tranh c\u00e3i xung quanh Omicron. M\u1ed9t s\u1ed1 ng\u01b0\u1eddi cho r\u1eb1ng bi\u1ebfn ch\u1ee7ng n\u00e0y c\u00f3 th\u1ec3 l\u00e2y lan nhanh h\u01a1n, n\u00e9 tr\u00e1nh mi\u1ec5n d\u1ecbch, l\u00e0m gi\u1ea3m hi\u1ec7u qu\u1ea3 c\u1ee7a vaccine. S\u1ed1 kh\u00e1c nh\u1eadn \u0111\u1ecbnh Omicron \u0111ang b\u1ecb th\u1ed5i ph\u1ed3ng.<\/p>\n

Cu\u1ed9c \u0111ua g\u1ea5p r\u00fat gi\u1ea3i m\u00e3 Omicron<\/strong><\/p>\n

Nh\u00e0 vi tr\u00f9ng h\u1ecdc Pei-Yong Shi qu\u1ea3n l\u00fd m\u1ed9t ph\u00f2ng th\u00ed nghi\u1ec7m t\u1ea1i \u0110\u1ea1i h\u1ecdc Texas Medical Branch \u1edf Galveston, M\u1ef9. Trong d\u1ecbp l\u1ec5 T\u1ea1 \u01a1n, nh\u00f3m c\u1ee7a \u00f4ng \u0111\u00e3 b\u1eaft \u0111\u1ea7u thi\u1ebft k\u1ebf m\u1ed9t b\u1ea3n sao c\u1ee7a bi\u1ebfn ch\u1ee7ng m\u1edbi \u0111\u1ec3 th\u1eed nghi\u1ec7m kh\u1ea3 n\u0103ng ch\u1ed1ng l\u1ea1i c\u00e1c kh\u00e1ng th\u1ec3 do vaccine t\u1ea1o ra. Song \u0111i\u1ec1u \u0111\u00f3 kh\u00f4ng th\u1ec3 x\u1ea3y ra trong \u201cs\u1edbm chi\u1ec1u\u201d.<\/p>\n

S\u1ebd m\u1ea5t kho\u1ea3ng hai tu\u1ea7n \u0111\u1ec3 t\u1ea1o b\u1ea3n sao c\u1ee7a Omicron, th\u00eam m\u1ed9t v\u00e0i ng\u00e0y n\u1eefa \u0111\u1ec3 x\u00e1c nh\u1eadn r\u1eb1ng \u0111\u00f3 l\u00e0 m\u1ed9t b\u1ea3n sao ch\u00ednh x\u00e1c. Vi\u1ec7c t\u00e1ch virus kh\u1ecfi c\u00e1c m\u1eabu m\u00e1u c\u1ee7a nh\u1eefng ng\u01b0\u1eddi \u0111\u00e3 \u0111\u01b0\u1ee3c ti\u00eam ch\u1ee7ng c\u0169ng m\u1ea5t th\u00eam m\u1ed9t tu\u1ea7n.<\/p>\n

\u00d4ng Shi v\u00e0 c\u00e1c \u0111\u1ed3ng nghi\u1ec7p tr\u00ean kh\u1eafp th\u1ebf gi\u1edbi \u0111ang trong m\u1ed9t cu\u1ed9c ch\u1ea1y \u0111ua g\u1ea5p r\u00fat \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 m\u1ed1i nguy hi\u1ec3m do Omicron g\u00e2y ra.<\/p>\n

Kho\u1ea3ng 450 nh\u00e0 nghi\u00ean c\u1ee9u tr\u00ean kh\u1eafp th\u1ebf gi\u1edbi \u0111ang ph\u1ed1i h\u1ee3p t\u00ecm hi\u1ec3u hi\u1ec7u qu\u1ea3 c\u1ee7a vaccine tr\u01b0\u1edbc Omicron, b\u00e0 Ana-Maria Henao-Restrepo, m\u1ed9t trong nh\u1eefng ng\u01b0\u1eddi d\u1eabn d\u1eaft c\u00f4ng t\u00e1c nghi\u00ean c\u1ee9u v\u00e0 ph\u00e1t tri\u1ec3n vaccine trong \u0111\u1ea1i d\u1ecbch c\u1ee7a T\u1ed5 ch\u1ee9c Y t\u1ebf Th\u1ebf gi\u1edbi (WHO), cho bi\u1ebft, theo Bloomberg.<\/p>\n

Khi s\u1ed1 l\u01b0\u1ee3ng ca nhi\u1ec5m t\u0103ng l\u00ean, nh\u1eefng g\u00ec x\u1ea3y ra b\u00ean trong c\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m trong v\u00e0i tu\u1ea7n t\u1edbi s\u1ebd gi\u00fap c\u00e1c nh\u00e0 khoa h\u1ecdc x\u00e1c \u0111\u1ecbnh kh\u1ea3 n\u0103ng th\u1ef1c s\u1ef1 c\u1ee7a virus n\u00e0y. Sau \u0111\u00f3, h\u1ecd s\u1ebd th\u00f4ng b\u00e1o cho gi\u1edbi ch\u1ee9c v\u00e0 c\u00e1c h\u00e3ng d\u01b0\u1ee3c ph\u1ea9m v\u1ec1 vi\u1ec7c li\u1ec7u c\u00f3 c\u1ea7n thay \u0111\u1ed5i chi\u1ebfn d\u1ecbch ti\u00eam ch\u1ee7ng tr\u00ean to\u00e0n c\u1ea7u.<\/p>\n

\u201cT\u00f4i ngh\u0129 r\u1eb1ng c\u00f3 r\u1ea5t nhi\u1ec1u ph\u1ea3n \u1ee9ng th\u00e1i qu\u00e1, v\u00e0 ch\u00fang ta ch\u1ec9 c\u1ea7n ki\u00ean nh\u1eabn ch\u1edd \u0111\u1ee3i\u201d, \u00f4ng cho bi\u1ebft.<\/p>\n

\"bien
Bi\u1ebfn ch\u1ee7ng Omicron \u0111ang l\u00e2y lan nhanh ch\u00f3ng t\u1ea1i Nam Phi. \u1ea2nh: AFP.<\/figcaption><\/figure>\n

Kh\u00f4ng c\u00f3 nghi ng\u1edd g\u00ec trong vi\u1ec7c ch\u1ee7ng Omicron l\u00e0 kh\u00e1c bi\u1ec7t v\u00e0 \u0111\u00e1ng lo ng\u1ea1i. Bi\u1ebfn ch\u1ee7ng n\u00e0y c\u00f3 nhi\u1ec1u \u0111\u1ed9t bi\u1ebfn, v\u00e0 m\u1ed9t v\u00e0i trong s\u1ed1 \u0111\u00f3 \u0111\u01b0\u1ee3c bi\u1ebft l\u00e0 c\u00f3 th\u1ec3 gi\u00fap virus corona n\u00e9 tr\u00e1nh h\u00e0ng r\u00e0o mi\u1ec5n d\u1ecbch c\u1ee7a c\u01a1 th\u1ec3.<\/p>\n

Song gi\u1edbi khoa h\u1ecdc \u0111ang t\u1eadp trung v\u00e0 kh\u00f4ng h\u1ec1 ho\u1ea3ng h\u1ed1t. \u0110\u1ea7u ti\u00ean, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u s\u1ebd \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng n\u00e9 tr\u00e1nh c\u1ee7a Omicron tr\u01b0\u1edbc s\u1ef1 b\u1ea3o v\u1ec7 c\u1ee7a c\u00e1c lo\u1ea1i vaccine hi\u1ec7n h\u00e0nh. \u0110\u1ed3ng th\u1eddi, h\u1ecd s\u1ebd theo d\u00f5i ch\u1eb7t ch\u1ebd nh\u1eefng g\u00ec x\u1ea3y ra trong th\u1ef1c t\u1ebf.<\/p>\n

H\u1ea7u h\u1ebft nh\u00e0 khoa h\u1ecdc \u0111ang cho r\u1eb1ng Omicron s\u1ebd c\u00f3 kh\u1ea3 n\u0103ng \u201cqua m\u1eb7t\u201d c\u00e1c kh\u00e1ng th\u1ec3, nh\u01b0ng v\u1eabn ch\u01b0a ai bi\u1ebft bi\u1ebfn ch\u1ee7ng n\u00e0y n\u00e9 tr\u00e1nh nh\u01b0 th\u1ebf n\u00e0o. Nhi\u1ec1u ng\u01b0\u1eddi c\u0169ng tin r\u1eb1ng vaccine c\u00f3 kh\u1ea3 n\u0103ng duy tr\u00ec m\u1ee9c \u0111\u1ed9 b\u1ea3o v\u1ec7, \u0111\u1eb7c bi\u1ec7t trong vi\u1ec7c ch\u1ed1ng l\u1ea1i t\u00ecnh tr\u1ea1ng b\u1ec7nh n\u1eb7ng.<\/p>\n

Ngay c\u1ea3 tr\u01b0\u1eddng h\u1ee3p x\u1ea5u nh\u1ea5t \u2013 Omicron c\u00f3 kh\u1ea3 n\u0103ng l\u00e2y lan nhanh h\u01a1n Delta, l\u00e0m gi\u1ea3m kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 c\u1ee7a vaccine v\u00e0 khi\u1ebfn t\u1ef7 l\u1ec7 b\u1ec7nh n\u1eb7ng cao h\u01a1n \u2013 c\u0169ng kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t vi\u1ec5n c\u1ea3nh v\u00f4 v\u1ecdng. C\u00e1c c\u00f4ng ty s\u1ebd ph\u00e1t tri\u1ec3n vaccine d\u00e0nh ri\u00eang cho Omicron v\u00e0 th\u1eed nghi\u1ec7m ch\u00fang.<\/p>\n

V\u1eabn c\u00f2n nhi\u1ec1u d\u1ea5u h\u1ecfi xung quanh Omicron. Li\u1ec7u Omicron c\u00f3 kh\u1ea3 n\u0103ng l\u00e2y lan nhanh h\u01a1n Delta nh\u01b0 trong m\u1ed9t s\u1ed1 d\u1eef li\u1ec7u s\u01a1 b\u1ed9 t\u1eeb Nam Phi kh\u00f4ng? Li\u1ec7u n\u00f3 c\u00f3 th\u1ec3 n\u00e9 tr\u00e1nh h\u00e0ng r\u00e0o b\u1ea3o v\u1ec7 c\u1ee7a vaccine kh\u00f4ng? N\u00f3 c\u00f3 kh\u1ea3 n\u0103ng g\u00e2y ra b\u1ec7nh n\u1eb7ng h\u01a1n kh\u00f4ng?<\/p>\n

Matthew B. Frieman, m\u1ed9t chuy\u00ean gia v\u1ec1 virus corona thu\u1ed9c \u0110\u1ea1i h\u1ecdc Maryland, hy v\u1ecdng c\u00e1c m\u1eabu virus s\u1ebd xu\u1ea5t hi\u1ec7n trong tu\u1ea7n t\u1edbi \u0111\u1ec3 \u00f4ng c\u00f3 th\u1ec3 b\u1eaft \u0111\u1ea7u th\u00ed nghi\u1ec7m.<\/p>\n

\u201cCh\u00fang t\u00f4i \u0111ang thu th\u1eadp d\u1eef li\u1ec7u\u201d, John Mascola, Gi\u00e1m \u0111\u1ed1c Trung t\u00e2m Nghi\u00ean c\u1ee9u vaccine c\u1ee7a Vi\u1ec7n Y t\u1ebf Qu\u1ed1c gia, cho bi\u1ebft.<\/p>\n

\u201cC\u1ea7n kho\u1ea3ng hai tu\u1ea7n n\u1eefa\u201d<\/strong><\/p>\n

Virus \u0111\u00e3 ch\u1ee9ng minh r\u1eb1ng n\u00f3 c\u00f3 kh\u1ea3 n\u0103ng ti\u1ebfn h\u00f3a nhanh ch\u00f3ng, \u00f4ng John Mascola cho bi\u1ebft. Nh\u01b0ng li\u1ec7u ch\u1ee7ng Omicron c\u00f3 th\u1ec3 so\u00e1n ng\u00f4i Delta?<\/p>\n

\u201cCh\u00fang t\u00f4i c\u1ea7n kho\u1ea3ng hai tu\u1ea7n n\u1eefa\u201d \u0111\u1ec3 xem x\u00e9t d\u1eef li\u1ec7u trong ph\u00f2ng th\u00ed nghi\u1ec7m, v\u00e0 nh\u1eefng g\u00ec virus g\u00e2y ra tr\u00ean th\u1ef1c t\u1ebf, \u00f4ng Mascola cho bi\u1ebft,<\/p>\n

C\u00e1c nh\u00e0 khoa h\u1ecdc bi\u1ebft con \u0111\u01b0\u1eddng d\u1eabn \u0111\u1ebfn c\u00e2u tr\u1ea3 l\u1eddi. N\u1ebfu h\u1ecd quy\u1ebft \u0111\u1ecbnh vaccine \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh l\u00e0 c\u1ea7n thi\u1ebft, qu\u00e1 tr\u00ecnh n\u00e0y s\u1ebd m\u1ea5t kho\u1ea3ng ba th\u00e1ng \u0111\u1ed1i v\u1edbi c\u00e1c vaccine mRNA.<\/p>\n

\u201cNh\u1eefng g\u00ec ch\u00fang ta \u0111ang th\u1ea5y l\u00fac n\u00e0y l\u00e0 m\u1ecdi ng\u01b0\u1eddi \u0111\u1ec1u s\u1ee3 h\u00e3i v\u1ec1 \u0111i\u1ec1u ch\u01b0a bi\u1ebft. Ch\u00fang ta kh\u00f4ng gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 \u0111\u00f3 b\u1eb1ng s\u1ef1 s\u1ee3 h\u00e3i, m\u00e0 l\u00e0 nghi\u00ean c\u1ee9u v\u00e0 l\u1ea5y d\u1eef li\u1ec7u\u201d, Kathrin U. Jansen, ng\u01b0\u1eddi \u0111\u1ee9ng \u0111\u1ea7u b\u1ed9 ph\u1eadn nghi\u00ean c\u1ee9u v\u00e0 ph\u00e1t tri\u1ec3n vaccine c\u1ee7a Pfizer, cho bi\u1ebft.<\/p>\n

\"bien
C\u00e1c nh\u00e0 khoa h\u1ecdc \u0111ang g\u1ea5p r\u00fat t\u00ecm hi\u1ec3u v\u1ec1 bi\u1ebfn ch\u1ee7ng Omicron. \u1ea2nh: Reuters.<\/figcaption><\/figure>\n

C\u00e1c th\u00ed nghi\u1ec7m v\u1edbi virus s\u1ebd cho th\u1ea5y m\u1ee9c \u0111\u1ed9 b\u1ea3o v\u1ec7 c\u1ee7a kh\u00e1ng th\u1ec3 s\u1ebd suy gi\u1ea3m nh\u01b0 th\u1ebf n\u00e0o tr\u01b0\u1edbc Omicron. N\u1ebfu \u0111\u00f3 l\u00e0 m\u1ee9c gi\u1ea3m \u0111\u1ee7 l\u1edbn, c\u00e1c h\u00e3ng d\u01b0\u1ee3c ph\u1ea9m c\u00f3 th\u1ec3 quy\u1ebft \u0111\u1ecbnh \u0111i\u1ec1u ch\u1ec9nh vaccine c\u1ee7a h\u1ecd \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi Omicron.<\/p>\n

Tuy nhi\u00ean, m\u1ed1i \u0111e d\u1ecda th\u1ef1c s\u1ef1 c\u1ee7a Omicron s\u1ebd kh\u00f4ng ch\u1ec9 \u0111\u01b0\u1ee3c ti\u1ebft l\u1ed9 b\u1edfi nh\u1eefng g\u00ec n\u00f3 c\u00f3 th\u1ec3 g\u00e2y ra trong ph\u00f2ng th\u00ed nghi\u1ec7m, m\u00e0 c\u00f2n tr\u00ean th\u1ef1c t\u1ebf.<\/p>\n

Ch\u1eb3ng h\u1ea1n, m\u1ed9t nghi\u00ean c\u1ee9u s\u01a1 b\u1ed9 t\u1eeb c\u00e1c nh\u00e0 khoa h\u1ecdc Nam Phi \u0111\u00e3 t\u00ecm ra b\u1eb1ng ch\u1ee9ng cho th\u1ea5y bi\u1ebfn ch\u1ee7ng Omicron t\u1ea1o ra kh\u1ea3 n\u0103ng t\u00e1i nhi\u1ec5m cao h\u01a1n g\u1ea5p ba l\u1ea7n so v\u1edbi c\u00e1c ch\u1ee7ng virus tr\u01b0\u1edbc \u0111\u00f3.<\/p>\n

\u201c\u0110\u00f3 s\u1ebd l\u00e0 th\u00f4ng tin ch\u01b0a \u0111\u01b0\u1ee3c ch\u1eaft l\u1ecdc, nh\u01b0ng t\u00f4i ngh\u0129 r\u1eb1ng gi\u1edbi khoa h\u1ecdc ch\u1eafc ch\u1eafn \u0111\u00e3 tham gia r\u1ea5t nhanh\u201d, Dan H. Barouch, thu\u1ed9c Trung t\u00e2m Y t\u1ebf Beth Israel Deaconess \u1edf Boston, n\u00f3i. \u00d4ng b\u00e0y t\u1ecf hy v\u1ecdng m\u1ed9t s\u1ef1 \u0111\u1ed3ng thu\u1eadn s\u1ebd s\u1edbm xu\u1ea5t hi\u1ec7n.<\/p>\n

\u201cCh\u00fang ta c\u00f3 m\u1ed9t c\u00f4ng vi\u1ec7c kh\u00e1c ph\u1ea3i l\u00e0m\u201d, Barouch, nh\u00e0 khoa h\u1ecdc gi\u00fap ph\u00e1t tri\u1ec3n vaccine Johnson&Johnson, cho bi\u1ebft.<\/p>\n

C\u00e1c nh\u00e0 khoa h\u1ecdc \u0111ang tranh lu\u1eadn v\u1ec1 vi\u1ec7c t\u1eadp h\u1ee3p c\u00e1c \u0111\u1ed9t bi\u1ebfn c\u1ee7a Omicron s\u1ebd gi\u00fap n\u00f3 v\u01b0\u1ee3t qua h\u1ec7 mi\u1ec5n d\u1ecbch t\u1ed1t nh\u01b0 th\u1ebf n\u00e0o. Nh\u01b0ng h\u1ea7u h\u1ebft \u0111\u1ec1u \u0111\u1ed3ng \u00fd r\u1eb1ng ngay c\u1ea3 khi n\u00f3 v\u01b0\u1ee3t qua h\u00e0ng r\u00e0o b\u1ea3o v\u1ec7 quan tr\u1ecdng \u0111\u00f3, Omicron v\u1eabn kh\u00f4ng l\u00e0m m\u1ea5t kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 c\u1ee7a vaccine.<\/p>\n

M\u1eb7c d\u00f9 r\u1ea5t kh\u00f3 d\u1ef1 \u0111o\u00e1n t\u1eeb c\u00e1c \u0111\u1ed9t bi\u1ebfn c\u1ee7a virus s\u1ebd ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o, nhi\u1ec1u nh\u00e0 khoa h\u1ecdc cho bi\u1ebft cu\u1ed1i c\u00f9ng s\u1ebd c\u1ea7n m\u1ed9t lo\u1ea1i vaccine \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eeda \u0111\u1ed5i tr\u01b0\u1edbc bi\u1ebfn ch\u1ee7ng Omicron.<\/p>\n

\u201cT\u1ea1i th\u1eddi \u0111i\u1ec3m n\u00e0y, \u0111i\u1ec1u kh\u00f4n ngoan c\u1ea7n l\u00e0m l\u00e0 b\u1eaft \u0111\u1ea7u nh\u1eefng b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean \u0111\u1ec3 t\u1ea1o ra m\u0169i t\u0103ng c\u01b0\u1eddng ch\u1ed1ng l\u1ea1i bi\u1ebfn ch\u1ee7ng n\u00e0y\u201d, Jesse Bloom, chuy\u00ean gia v\u1ec1 s\u1ef1 ti\u1ebfn h\u00f3a c\u1ee7a virus t\u1ea1i Trung t\u00e2m Nghi\u00ean c\u1ee9u Ung th\u01b0 Fred Hutchinson \u1edf Seattle, cho bi\u1ebft.<\/p>\n

C\u00e1c h\u00e3ng d\u01b0\u1ee3c ph\u1ea9m l\u1edbn \u0111ang l\u00e0m l\u00e0m \u0111i\u1ec1u \u0111\u00f3. Thay v\u00ec ti\u1ebfn h\u00e0nh c\u00e1c th\u1eed nghi\u1ec7m quy m\u00f4 l\u1edbn t\u1ed1n th\u1eddi gian, c\u00e1c h\u00e3ng d\u01b0\u1ee3c ph\u1ea9m k\u1ef3 v\u1ecdng c\u00f3 th\u1ec3 ch\u1ee9ng minh r\u1eb1ng vaccine c\u1ea3i ti\u1ebfn c\u1ee7a h\u1ecd an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3 b\u1eb1ng c\u00e1ch \u0111o ph\u1ea3n \u1ee9ng mi\u1ec5n d\u1ecbch trong m\u1eabu m\u00e1u l\u1ea5y t\u1eeb nh\u1eefng ng\u01b0\u1eddi tham gia nghi\u00ean c\u1ee9u.<\/p>\n

N\u1ebfu kh\u00f4ng ph\u00e1t tri\u1ec3n c\u00e1c h\u1ec7 th\u1ed1ng \u0111\u1ec3 ch\u1ee7ng ng\u1eeba to\u00e0n th\u1ebf gi\u1edbi trong ba th\u00e1ng, thay v\u00ec ba n\u0103m, ch\u00fang ta s\u1ebd kh\u00f4ng th\u1ec3 th\u00e0nh c\u00f4ng trong vi\u1ec7c ch\u1ed1ng l\u1ea1i nh\u1eefng m\u1ed1i \u0111e d\u1ecda t\u1eeb nh\u1eefng bi\u1ebfn ch\u1ee7ng m\u1edbi, Barney Graham, ki\u1ebfn tr\u00fac s\u01b0 ch\u00ednh c\u1ee7a vaccine ng\u1eeba Covid-19, cho bi\u1ebft.<\/p>\n

(Theo Washington Post)<\/p>\n","protected":false},"excerpt":{"rendered":"

Trong l\u00fac bi\u1ebfn ch\u1ee7ng Omicron \u0111ang g\u00e2y nhi\u1ec1u lo ng\u1ea1i tr\u00ean to\u00e0n c\u1ea7u, gi\u00e1m \u0111\u1ed1c Vi\u1ec7n Y t\u1ebf Qu\u1ed1c gia M\u1ef9 Collins cho r\u1eb1ng Omicron xu\u1ea5t hi\u1ec7n trong c\u01a1 th\u1ec3 ng\u01b0\u1eddi suy gi\u1ea3m mi\u1ec5n d\u1ecbch nhi\u1ec5m nCoV v\u00e0 m\u1ed9t lo\u1ea1i virus kh\u00e1c.\u00a0 \u201cOmicron l\u00e0 bi\u1ebfn ch\u1ee7ng c\u00f3 s\u1ed1 \u0111\u1ed9t bi\u1ebfn l\u1edbn nh\u1ea5t t\u1eeb tr\u01b0\u1edbc \u0111\u1ebfn […]<\/p>\n","protected":false},"author":9,"featured_media":571344,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[6],"tags":[150112,149937],"topics":[130115],"longform":[],"members":[],"story":[],"thematic":[],"_links":{"self":[{"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/posts\/571333"}],"collection":[{"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/comments?post=571333"}],"version-history":[{"count":1,"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/posts\/571333\/revisions"}],"predecessor-version":[{"id":571345,"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/posts\/571333\/revisions\/571345"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/media\/571344"}],"wp:attachment":[{"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/media?parent=571333"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/categories?post=571333"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/tags?post=571333"},{"taxonomy":"topics","embeddable":true,"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/topics?post=571333"},{"taxonomy":"longform","embeddable":true,"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/longform?post=571333"},{"taxonomy":"members","embeddable":true,"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/members?post=571333"},{"taxonomy":"story","embeddable":true,"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/story?post=571333"},{"taxonomy":"thematic","embeddable":true,"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/thematic?post=571333"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}