Wani sabon abu da kuma mai hadarin gaske bambance na Omsron, a halin yanzu mai suna Omricron B.2 Subtype Bashis, ya bayyana wanda yake da mahimmanci amma ba ya da mahimmanci daga halin da ake ciki a Ukraine. ( Bayanin Edita: A cewar WHO, nau'in Omicron ya ƙunshi nau'in b.1.1.529 da zuriyarsa ba.1, ba.1.1, ba.2 da ba.3. ba.1 har yanzu suna da mafi yawan cututtuka, amma ba.2 cututtuka suna karuwa.)
Kamfanin na BUPA ya yi imanin cewa kara samun sauyi a kasuwannin kasa da kasa a ‘yan kwanakin da suka gabata ya faru ne sakamakon tabarbarewar al’amura a kasar Ukraine, wani dalili kuma shi ne sabon nau’in Omicron, wani sabon nau’in kwayar cutar da hukumar ta yi imanin na karuwa a cikin kasada kuma wanda shi ne na farko. tasirin macro akan tattalin arzikin duniya na iya zama mafi mahimmanci fiye da halin da ake ciki a Ukraine.
Dangane da sabon binciken daga Jami'ar Tokyo a Japan, bambance-bambancen nau'in nau'in BA.2 ba wai kawai yana yaɗuwa da sauri ba idan aka kwatanta da COVID-19 da ke yaɗu a halin yanzu, Omicron BA.1, amma kuma yana iya haifar da rashin lafiya mai tsanani kuma da alama yana iya hanawa. wasu manyan makaman da muke da su a kan COVID-19.
Masu binciken sun kamu da hamsters tare da nau'in BA.2 da BA.1, bi da bi, kuma sun gano cewa wadanda suka kamu da BA.2 sun fi rashin lafiya kuma suna da mummunar lalacewar huhu. Masu binciken sun gano cewa BA.2 na iya ma kewaya wasu kwayoyin rigakafin da allurar ta samar kuma tana da juriya ga wasu magungunan warkewa.
Masu bincike na gwajin sun ce, "Gwajin da ke nuna tsaka-tsaki sun nuna cewa rigakafin da aka haifar da rigakafin ba ya aiki da BA.2 kamar yadda yake da BA.1."
An ba da rahoton bullar cutar ta BA.2 a cikin ƙasashe da yawa, kuma Hukumar Lafiya ta Duniya ta kiyasta cewa BA.2 yana da kusan kashi 30 bisa dari fiye da BA.1 na yanzu, wanda aka samu a kasashe 74 da 47 na Amurka.
Wannan ƙwayar cuta mai ɓarkewa tana da kashi 90% na sabbin cututtukan kwanan nan a Denmark. Kasar Denmark ta ga sake dawowa kwanan nan a cikin adadin wadanda suka mutu sakamakon kamuwa da cutar ta COVID-19.
Sakamakon binciken jami'ar Tokyo da ke Japan da abin da ke faruwa a Denmark ya ja kunnen wasu masana na kasa da kasa.
Masanin cututtukan cututtukan Dr. Eric Feigl-Ding ya yi amfani da Twitter don yin kira ga WHO (Hukumar Lafiya ta Duniya) ta ayyana sabon nau'in Omicron BA.2 a matsayin abin damuwa.
Maria Van Kerkhove, shugabar fasaha ta WHO don sabon coronavirus, ita ma ta ce BA.2 ya riga ya zama sabon bambance-bambancen Omicron.
Masu binciken sun bayyana.
"Ko da yake BA.2 ana ɗaukarsa a matsayin sabon nau'in mutant na Omicron, tsarin halittarsa ya bambanta da BA.1, yana nuna cewa BA.2 yana da nau'in nau'i na virological fiye da BA.1."
BA.1 da BA.2 suna da ɗimbin maye gurbi, musamman ma a cikin maɓalli na furotin stinger. Jeremy Luban, masanin ilimin halittu a Jami'ar Massachusetts Medical School, ya ce BA.2 yana da tarin sabbin maye gurbi wanda babu wanda ya gwada.
Mads Albertsen, masanin ilimin halittu a Jami'ar Aalborg da ke Denmark, ya ce ci gaba da yaɗuwar BA.2 a cikin ƙasashe da yawa yana nuna yana da fa'idar girma akan sauran bambance-bambancen, gami da sauran nau'ikan nau'ikan nau'ikan Omicron, kamar ƙarancin mashahurin bakan da aka sani da BA. 3.
Wani bincike na fiye da iyalai 8,000 na Danish da suka kamu da omicron ya nuna cewa karuwar yawan kamuwa da BA.2 ya faru ne saboda dalilai da dama. Masu bincike, ciki har da Troels Lillebaek, masanin cututtukan cututtuka kuma shugaban kwamitin Danish don kimanta haɗarin COVID-19 Bambance-bambancen, sun gano cewa mutanen da ba a yi musu alluran rigakafi ba, masu allurar rigakafi biyu da masu haɓaka rigakafin duk sun fi kamuwa da cutar BA.2 fiye da BA.1. kamuwa da cuta.
Amma Lillebaek ya ce BA.2 na iya haifar da babban ƙalubale inda adadin allurar rigakafi ya yi ƙasa. Amfanin haɓakar wannan bambance-bambancen akan BA.1 yana nufin zai iya tsawaita kololuwar kamuwa da cutar omicron, ta haka zai ƙara yuwuwar kamuwa da cuta a cikin tsofaffi da sauran mutanen da ke cikin haɗarin kamuwa da cuta mai tsanani.
Amma akwai tabo mai haske: ƙwayoyin rigakafi a cikin jinin mutanen da kwanan nan suka kamu da kwayar cutar omicron suma sun bayyana suna ba da kariya daga BA.2, musamman ma idan an yi musu allurar.
Wannan ya haifar da muhimmiyar ma'ana, in ji Masanin ilimin kimiyyar ilimin halittu na Jami'ar Washington Deborah Fuller, cewa yayin da BA.2 ya bayyana ya fi kamuwa da cuta fiye da Omicron, mai yiwuwa ba zai iya haifar da mummunar guguwar COVID-19 ba.
Kwayar cutar tana da mahimmanci, in ji ta, amma haka muke a matsayin wadanda za su iya daukar nauyinta. Har yanzu muna cikin tseren rigakafin cutar, kuma lokaci bai yi da al'ummomi za su ɗaga dokar rufe fuska ba.
Lokacin aikawa: Maris-01-2022