Cudurka Coronavirus (COVID-19) ma la mid yahay SARS?

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Hoyga Caafimaadka Fayoqabka Fayo-qabka oi-Neha Ghosh By Neha Ghosh bisha Juun 3, 2020

Cudurka coronavirus (COVID-19) waa cudur la is qaadsiiyo oo uu sababo coronaviruses, qoys faayrasyo ​​leh oo sidoo kale sababa xanuun daran oo xagga neefsashada ah (SARS). Labadaba COVID-19 iyo SARS labadaba waxaa sababa nooc ka mid ah coronaviruses oo sababay SARS, oo loo yaqaan SARS-CoV 2003 isla markaana hadda keenaya cudurka coronavirus, oo loo yaqaan SARS-CoV-2.



11-kii Febraayo 2020, Guddiga Caalamiga ah ee Taxonomy of Viruses (ICTV) waxay magacawday buugga cusub ee loo yaqaan 'coronavirus' - SARS-CoV-2 (xanuun daran oo daran oo neefsashada ah coronavirus 2). Magacan waxaa loo bixiyay sababtoo ah fayrasku hiddo ahaan wuxuu xiriir la leeyahay coronavirus ka masuulka ah cudurka SARS ee dilaacay 2003.



Maqaalkan, waxaan ku sharxi doonnaa isku ekaanshaha iyo kala duwanaanshaha u dhexeeya COVID-19 iyo SARS.

sars vs coronavirus

Waa Maxay Coronavirus?

Coronaviruses waa qoys faayrasyo ​​leh saadaallo u eg sida dusha sare oo u eg taaj. Corona macnaheedu waa 'taaj' oo af Latin ah waana sida fayraskani u helay magaciisa.



COVID-19 waa cudurka seddexaad ee loo yaqaan 'zoonotic coronavirus disease' ka dib xanuun daran oo daran oo xagga neefsashada ah (SARS) iyo cudurka neefsashada ee Bariga Dhexe (MERS) [1] .

Nooc cusub oo coronavirus ah ayaa soo bixi kara marka xayawaanka loo yaqaan 'coronavirus' uu yeesho awood uu cudur ugu gudbin karo dadka waana tan loo yaqaan 'zoonotic transmission'.

Daraasad la sameeyay ayaa muujisay in SARS-CoV-2 uu ahaa fayras chimeric ah oo udhaxeeya bat coronavirus iyo coronavirus asalkiisa oo aan la aqoon. Baarayaasha waxay ogaadeen in silsiladda gudbinta ay ka bilaabatay fiidmeerta dadka [1] .



Diyaarin

Calaamadaha Cudurka Coronavirus

Calaamadaha lagu garto waa qandho, qufac, neefsashada oo dhib ah, daal, sanka oo dareera, madax xanuun, jir xanuun, cuna xanuun, shuban iyo lallabbo.

Diyaarin

Gudbinta Cudurka Coronavirus

Dadku waxay ka qaadi karaan COVID-19 qof kale oo cudurka qaba oo qaba fayraska. Cudurku wuxuu si fudud ugu faafaa qof ilaa qof dhibic yar oo biyo ah oo ka soo baxa sanka ama afka marka qof cudurka qaba qufaco ama hindhiso.

Culeyska fayraska ayaa u muuqda midka ugu sarreeya cunaha iyo sanka dadka qaba COVID-19 [laba] .

Diyaarin

Waa Maxay Cudurka Neefsashada daran ee daran (SARS)?

Cudurka daran ee neef-mareenka (SARS) waa coronavirus-ka oo sababay cudurka SARS ee dillaacay 2002-2003. Fayraska SARS wuxuu uga gudbay fiidmeerta xayawaan dhexdhexaad ah, bisadda civet, ka hor inta uusan u gudbin dadka [3] .

Diyaarin

Astaamaha SARS

SARS waxay sababtaa astaamo ay kamid yihiin neefta oo ku qabata, qandho, qufac, xanuun, jir xanuun, madax xanuun, dhaxan iyo shuban.

Diyaarin

Gudbinta SARS

Gudbinta SARS waxay ku dhacdaa ugu horreyn qof ilaa qof xiriir. SARS-CoV wuxuu ku faafaa dhibcaha neef-mareenka marka qof jirran uu qufaco ama hindhiso.

Diyaarin

Waxyaabaha Molecular ee COVID-19 Iyo SARS-CoV

Daraasad ayaa lagu ogaaday macluumaadka hidde-wadaha (genome) ee SARS-CoV-2 oo muujiyey inuu xiriir dhow la leeyahay laba bakteeriyada ka soo jeeda oo loo yaqaan 'coronaviruses', bat-SL-CoVZC45 iyo bat-SL-CoVZXC21, laakiin aad uga fog SARS-CoV (qiyaastii boqolkiiba 79) iyo MERS-CoV (qiyaastii boqolkiiba 50) [4] .

Diyaarin

Receptor Binding of COVID-19 Iyo SARS-CoV

Goobta qabashada qaboojiyaha ayaa sidoo kale lala barbar dhigay SARS-CoV-2 iyo SARS-CoV. Marka fayrasku galo unug ka mid ah jirka bini'aadamka, wuxuu u baahan yahay inuu la falgalo borotiinka dusha sare ee unugyada (soo dhaweeyayaasha) fayraskuna wuxuu ku sameeyaa borotiinada dushiisa ku yaal.

Coronavirus wuxuu galayaa unugyada martida loo yahay oo ay dhexdhexaadinayaan transmembrane spike (S) glycoprotein oo sameeya homotrimers ka soo baxa dusha fayraska. Glycoprotein-kan ayaa mas'uul ka ah qabashada qolka soodhaweynta.

Daraasad ayaa muujisay in labada SARS-CoV-2 iyo SARS-CoV ay labaduba ku xidhan yihiin qolka soodhawrka qaabilahooda isla markaana ay adagtahay in ay ka sarrayso SARS-CoV-2. Tani waa sababta SARS-CoV-2 ay ugu muuqato inay u faafayso si ka fudud tan SARS-CoV [5] .

Gabagabo ...

COVID-19 iyo SARS labadaba waxaa sababa coronaviruses oo asal ahaan ka soo jeeda fiidmeerta ka hor inta aysan u gudbin bini-aadamka martigeliyaha dhexe. Waxaa jira xoogaa faraqyo ah iyo iskaga mid ahaanshaha COVID-19 iyo SARS.

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