Ib tus neeg ua haujlwm tau kos lub koob txhaj tshuaj nrog Comirnaty tshuaj tiv thaiv los ntawm Biontech thiab Pfizer hloov mus rau Omicron-BA.1 variant ntawm Mainz qhov chaw txhaj tshuaj.
Sebastian Christoph Gollnow | dpa | Duab Alliance | Cov duab Getty
Pfizer tau hais tias nws cov tshuaj omicron ua rau muaj zog tiv thaiv kab mob tiv thaiv ntau qhov tshwm sim. Covidien subvariants ncig US
Cov tshuaj tiv thaiv tau ua rau muaj cov tshuaj tiv thaiv ntau dua rau omicron sublineages BQ.1.1, BA.4.6, BA.2.75.2 thiab XBB.1 hauv cov neeg laus dua 55 xyoo piv rau plaub koob tshuaj tiv thaiv thawj zaug, raws li cov ntaub ntawv tshiab tso tawm los ntawm lub tuam txhab hnub Friday . Cov tshuaj tiv thaiv kab mob yog ib feem tseem ceeb ntawm lub cev tiv thaiv kab mob uas thaiv cov kab mob los ntawm cov hlwb invading.
Pfizer tau tsim nws cov tshuaj tiv thaiv omicron BA.5 ntawm qhov kev thov ntawm Food and Drug Administration. BA.5 yog qhov tseem ceeb ntawm Covid nyob rau hauv Teb Chaws Asmeskas lub caij ntuj sov, tab sis tam sim no ploj mus li subvariants xws li BQ.1.1. pib ua tus tseem ceeb.
BQ.1.1 thiab nws cov kwv tij BQ.1 tau ua rau kwv yees li 48% ntawm cov kab mob tshiab hauv Asmeskas tam sim no, raws li cov ntaub ntawv los ntawm Lub Chaw Tiv Thaiv thiab Tiv Thaiv Kab Mob. BA.5, lub sijhawm no, tau tsis kam txog li 25% ntawm Covid cov mob tshiab. BA.4.6 thiab BA.2.75.2 tseem ua ib feem me me ntawm cov kab mob tshiab, thaum XBB.1 tsis nyob hauv cov lej tseem ceeb txaus los qhia hauv cov ntaub ntawv tseem.
Cov tshuaj tiv thaiv tiv thaiv BQ.1.1 yog kwv yees li cuaj npaug siab dua hauv cov neeg uas tau txais omicron booster, thaum lawv muaj li ob npaug ntau dua ntawm cov neeg tau txais koob thib plaub ntawm cov tshuaj tiv thaiv thawj. Ntawm cov subvariants tshwm sim, omicron booster elicited lub zog tiv thaiv kab mob tiv thaiv BA.4.6 nrog cov tshuaj tiv thaiv 11 npaug siab dua, thiab cov lus teb tsis muaj zog tshaj tawm tsam XBB.1 nrog cov tshuaj tiv thaiv txog 5 npaug siab dua.
Cov tshuaj tiv thaiv ua rau muaj zog tiv thaiv kab mob tiv thaiv omicron BA.5, qhov txawv nws tau tsim tawm tsam, nrog cov tshuaj tiv thaiv nce 13 zaug hauv cov neeg laus dua 55 xyoos, raws li cov ntaub ntawv yav dhau los tso tawm los ntawm Pfizer.
Moderna hnub Monday tau hais tias nws cov tshuaj omicron txhawb nqa ib qho Kev tiv thaiv kab mob tiv thaiv BQ.1.1 txawm tias lub tuam txhab tsis tau muab cov lus qhia tshwj xeeb.
Tsoomfwv Meskas cov kws saib xyuas kev noj qab haus huv tau hais tias cov boosters yuav tsum muaj kev tiv thaiv zoo dua rau cov subvariants uas tshwm sim vim tias lawv txhua tus omicron thiab ntau tus tau nqis los ntawm BA.5.
Pfizer thiab Moderna cov tshuaj txhawb zog tshiab tsom rau ob qho tib si omicron BA.5 thiab thawj hom Covid uas tau tshwm sim hauv Wuhan, Tuam Tshoj xyoo 2019. Cov tshuaj tiv thaiv thawj zaug tsuas yog tsom rau thawj Covid hom kab mob thiab lawv cov txiaj ntsig tau poob qis heev tiv thaiv kab mob thiab mob me me raws li tus kab mob no. evolved ntau xyoo dhau los.
Source: https://www.cnbc.com/2022/11/18/covid-pfizer-says-omicron-booster-is-better-against-new-subvariants-like-bqpoint1point1.html