Cov kws tshawb fawb tau tshawb pom cov tshuaj tiv thaiv kab mob uas tuaj yeem tshem tawm tus kab mob 2019-nCoV

Cov kws tshawb fawb tau tshawb pom cov tshuaj tiv thaiv kab mob uas tuaj yeem tshem tawm tus kab mob 2019-nCoV
Cov kws tshawb fawb tau tshawb pom cov tshuaj tiv thaiv kab mob uas tuaj yeem tshem tawm tus kab mob 2019-nCoV
Anonim

Suav tus kws tshawb fawb tshuaj molecular tau pom tias ib qho ntawm cov tshuaj tiv thaiv tau tshawb pom thaum xyoo 2003 SARS kev kis mob tuaj yeem ua rau tus kab mob tsis zoo uas ua rau muaj mob ntsws tam sim no hauv Suav teb thiab ntau lub tebchaws. Qhov no tau hais hauv kab lus luam tawm hauv lub tsev qiv ntawv tshawb fawb hluav taws xob bioRxiv.

"Antibody CR3022, uas ua rau nruab nrab tus kab mob SARS, nquag koom tes rau tus kab mob 2019-nCoV. Nyob rau tib lub sijhawm, nws tseem ceeb tias cov tshuaj tiv thaiv muaj zog ntau dua m396 thiab CR3014 tsis teb rau tus kab mob, uas qhia txog tus yam ntxwv tshwj xeeb ntawm protein uas cov kab mob tshiab kis rau tib neeg lub hlwb. "- sau cov kws tshawb fawb.

Qhov kev tshawb pom no, raws li cov kws tshawb fawb los ntawm Wuhan Institute of Virology thiab Fudan University hauv Shanghai (Tuam Tshoj), ua rau muaj kev cia siab tias cov tshuaj CR3022, ua ke nrog lwm cov tshuaj tiv thaiv uas tuaj yeem khi rau tus kabmob tshiab, yuav tsim sai sai thawj zaug kev kho mob rau kev kho mob ntawm hom mob ntsws no thiab nres kev sib kis.

Molecular biologists tuaj txog qhov kev txiav txim siab no tom qab saib yuav ua li cas daim ntawv RBD protein, uas tus kab mob siv nkag mus rau tib neeg lub hlwb, cuam tshuam nrog ntau yam tshuaj tiv thaiv kab mob uas tau tshawb pom hauv cov neeg mob lub cev lossis tsim thaum lub sijhawm SARS tshwm sim xyoo 2003.

Kev sib raug zoo ntawm cov kab mob no thiab cov qauv zoo sib xws ntawm lawv cov qauv ntawm RBD, raws li cov kws tshawb fawb tau hais qhia, muab qee lub sijhawm uas cov lwg me me no tuaj yeem nruab nrab cov kab mob tshiab. Ntawm qhov one tes, cov kev cia siab no yog qhov tseeb ntawm CR3022, tab sis tag nrho lwm plaub qhov tshuaj tiv thaiv, suav nrog cov tshuaj hluavtaws m336, tsim ob peb xyoos dhau los ntawm lub koom haum ntawm Virology hauv Wuhan, tsis ua rau txhua yam rau cov kab mob kis.

Qhov kev tshawb pom no ua rau cov kws tshawb fawb xav tsis thoob, vim tias lawv lub computer laij tawm tswv yim tawm tsam thiab tsis tau qhia tias qhov sib txawv me me hauv RBD tus qauv yuav ua rau 2019-nCoV tsis tuaj yeem ua rau qhov kev ua ntawm cov protein molecules. Tam sim no cov kws tshawb fawb Suav tab tom kawm cov ntshav los ntawm cov neeg mob hauv kev cia siab tias yuav pom lwm cov tshuaj tiv thaiv kab mob uas yuav khi rau tus kab mob ntau dua li CR3022 ua.

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