Pfizer Akugwira Ntchito Pamlingo Wachitatu wa Katemera wa COVID-19 Yemwe 'Wamphamvu' Amalimbitsa Chitetezo

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Kumayambiriro kwa chilimwechi, zidamveka ngati mliri wa COVID-19 watembenuka. Anthu omwe ali ndi katemera mokwanira adauzidwa ndi Centers for Disease Control and Prevention mu Meyi kuti sakufunikanso kuvala masks m'malo ambiri, komanso kuchuluka kwa milandu ya COVID-19 ku US kudatsikanso kwakanthawi. Komano, mtundu wa Delta (B.1.617.2) udayambiradi kutulutsa mutu wake woyipa.

Kusiyana kwa Delta kumayang'anira pafupifupi 82% yamilandu yatsopano ya COVID-19 ku US kuyambira Julayi 17, malinga ndi kafukufuku wochokera ku CDC. Amalumikizidwanso ndi chiopsezo chachikulu cha 85% chogona kuchipatala kuposa zingwe zina, ndipo 60% imafalikira kuposa mtundu wa Alpha (B.1.17), vuto lomwe lidalipo kale, malinga ndi kafukufuku wa Juni 2021. (Zogwirizana: Chifukwa chiyani New Delta COVID Variant Yotengera Kwambiri?)

Kafukufuku waposachedwa kuchokera ku England ndi Scotland akuwonetsa kuti katemera wa Pfizer siwothandiza kutetezera motsutsana ndi Delta monga momwe alili Alpha, malinga ndi CDC. Tsopano, sizitanthauza kuti katemerayu sangakuthandizeni kuti muchepetse matenda am'magazi - zimangotanthauza kuti sizothandiza poyerekeza ndi kuthekera kwake kothana ndi Alpha. Koma nkhani zabwino zomwe zingakhale zabwino: Lachitatu, Pfizer yalengeza kuti gawo lachitatu la katemera wake wa COVID-19 litha kuwonjezera chitetezo motsutsana ndi kusiyana kwa Delta, kupitirira apo pamiyeso yake iwiri yapano. (Zogwirizana: Katemera wa COVID-19 Ndiwothandiza Bwanji)

Zomwe zatumizidwa pa intaneti kuchokera ku Pfizer zikuwonetsa kuti mlingo wachitatu wa katemera ukhoza kupereka kuchulukitsa kasanu kuchuluka kwa antibody motsutsana ndi mtundu wa Delta mwa anthu azaka zapakati pa 18 ndi 55 poyerekeza ndi omwe amawombera kawiri. Ndipo, malinga ndi zomwe kampaniyo yapeza, chilimbikitsochi chinali chothandiza kwambiri kwa anthu azaka 65 mpaka 85, ndikuwonjezera ma antibody pafupifupi 11 pagulu ili. Zonse zomwe zikunenedwa, zoikidwazo zinali zazing'ono - anthu 23 okha ndi omwe adakhudzidwa - ndipo zomwe zapezazi siziyenera kuwunikiridwa ndi anzawo kapena kuzilemba m'magazini azachipatala.

"Tikupitilizabe kukhulupirira kuti mwina chiwonjezeko chachitatu chofunikira chitha kufunikira pakatha miyezi isanu ndi umodzi mpaka 12 mutalandira katemera wathunthu kuti tikhale otetezeka kwambiri, ndipo kafukufuku akuchitika kuti athe kuwunika chitetezo chachitatu," atero Mikael Dolsten, MD, Ph.D., mkulu wa sayansi ndi pulezidenti wa Worldwide Research, Development, ndi Medicalfor Pfizer, m'mawu ake Lachitatu. Dr. Dolsten anapitiliza kuwonjezera kuti, "Izi zoyambirira ndizolimbikitsa kwambiri pomwe Delta ikupitilizabe kufalikira."

Mwachiwonekere, chitetezo chomwe chimaperekedwa ndi katemera wa Pfizer wa mlingo awiri atha kuyamba "kuchepa" patatha miyezi isanu ndi umodzi atalandira katemera, malinga ndi chiwonetsero cha chimphona cha mankhwala Lachitatu. Chifukwa chake, mlingo wachitatu womwe ungakhalepo ungathandize makamaka, mophweka, kuteteza chitetezo cha anthu ku COVID-19 chonse. Ndikofunika kuzindikira, komabe, kuti ma antibody - ngakhale gawo lofunikira pachitetezo - siwo okhawo muyeso woyezera kuthekera kwa munthu kuthana ndi kachilomboka, malinga ndi The New York Times. Mwanjira ina, nthawi yochulukirapo ndikufufuza kumafunikira kuti mumvetsetse ngati mlingo wachitatu wa Pfizer uli, kulakwitsa, zonse zomwe zasokonekera.

Kuphatikiza pa Pfizer, opanga katemera ena athandiziranso lingaliro la kuwombera kolimbikitsa. Woyambitsa mnzake wa Moderna Derrick Rossi adauza Nkhani za CTV koyambirira kwa Julayi kuti katemera wokhazikika wa katemera wa COVID-19 "adzafunika" kuti ateteze kachilomboka. Rossie adafika ponena kuti, "Sizingakhale zodabwitsa kuti timafunikira kuwombera kolimbikitsa chaka chilichonse." (Zokhudzana: Mungafunike Mlingo Wachitatu wa Katemera wa COVID-19)

Akuluakulu a Johnson & Johnson a Alex Gorsky nawonso adalumphira pa sitima yolimbikitsira mtsogolo nthawi The Wall Street Journal 's Tech Health msonkhano koyambirira kwa Juni, ponena kuti mlingo wowonjezerawo ndiwofunikanso pa katemera wa kampani yake - osachepera mpaka chitetezo chamgulu (aka pomwe anthu ambiri alibe matenda opatsirana) akwaniritsidwa. "Titha kukhala tikuyang'ana izi ndikuphatikizira chimfine, mwina mzaka zingapo zikubwerazi," adaonjeza.

Koma koyambirira kwa mwezi wa Julayi, CDC ndi Food and Drug Administration idatulutsa chikalata chophatikizira kuti "anthu aku America omwe adalandira katemera mokwanira safuna kuwonjezeredwa nthawi ino" ndikuti "FDA, CDC, ndi NIH [National Institutes of Health ] akugwira ntchito yozikidwa pa sayansi, yokhazikika kuti aganizire ngati chilimbikitso chingakhale chofunikira.

"Tikupitiliza kuunikanso zatsopano zomwe zingapezeke ndipo ziziwuza anthu onse," akutero chikalatacho "Tili okonzekera milingo yolimbikitsira ngati sayansi ikuwonetsa kuti ikufunika."

M'malo mwake, Lachitatu Dr. Dolsten adanena kuti Pfizer ali "zokambirana zopitirira" ndi mabungwe olamulira ku US ponena za mlingo wachitatu wowonjezera wa katemera wamakono. Ngati mabungwe awona kuti ndikofunikira, Pfizer ikukonzekera kutumiza chilolezo chogwiritsa ntchito mwadzidzidzi mu Ogasiti, malinga ndi Dr. Dolstein. Kwenikweni, mutha kukhala mukuwomberedwa ndi COVID-19 chaka chamawa.

Zomwe zili munkhaniyi ndizolondola monga nthawi yolemba. Pomwe zosintha za coronavirus COVID-19 zikupitilizabe kusintha, ndizotheka kuti zina ndi zina zomwe zanenedwa m'nkhaniyi zasintha kuyambira pomwe zidasindikizidwa koyamba. Tikukulimbikitsani kuti mumayang'anitsitsa pafupipafupi ndi zinthu monga CDC, WHO, ndi dipatimenti yazaumoyo yakwanuko kuti mumve zambiri zamtunduwu komanso malingaliro awo.

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