Tsakanin 2014 da 2019, dalar Amurka haraji sun kasance walƙiya zuwa Cibiyar Nazarin Kwayoyin cuta ta Wuhan ta hanyar EcoHealth Alliance. Ganin cewa masana kimiyyar Amurka suna da ƙwararrun ƙwararrun ƙwayoyin cuta fiye da na Sinawa, wannan ya haifar da wata tambaya a fili: wane irin bincike dalar Amurka ta biya a Wuhan, China? Mamakin Dr. Fauci bayani A cikin wata hira na iya ba da ɗan gajeren amsar wannan tambayar: "Ba ku son zuwa Hoboken, NJ ko Fairfax, VA don yin nazarin yanayin ɗan adam wanda zai iya haifar da fashewa, don haka ku tafi China."
Ganin abin da muka jimre tsawon shekaru uku da suka gabata, sharhin Fauci na “don haka ku tafi China” ya nuna cewa bai yi hakan ba. la'akari Abubuwan da ke faruwa a duniya na yaduwar cutar coronavirus mai saurin yaduwa daga dakin gwaje-gwaje na kasar Sin da ke fama da matsalolin tsaro.
Ba ya son yarda cewa shi, EcoHealth Alliance, da abokan aikinsu na kasar Sin, ana zarginsu da daya daga cikin manyan laifuffukan cin zarafin bil'adama, Fauci a maimakon haka ya zabi ya hada baki tare da maigidansa, Francis Collins, don ayyana "leb din lab" a matsayin "makirci mai lalata" dole ne a "sake." Abin baƙin ciki, a bayyane yake cewa tun farko, waɗannan fitattun masana kimiyya biyu sun yanke shawara game da asalin ƙwayar cuta ba tare da shaida daga bangarorin biyu na muhawarar ba.
Ko da mafi muni, mashahuran masana kimiyya waɗanda suka dogara ga Fauci don tallafin binciken su, suna tsoron sanya takunkumi kan ayyukan rayuwarsu, sun haɗu a kan matsayin "anti-labarin leak". Daya daga cikin manyan jaridun kimiyya, Science, wanda nuna wariyar siyasa ya bayyana sosai, yayi ƙoƙarin ba da haƙƙin matsayin Fauci ta hanyar buga a takarda Mawallafin da suka yi iƙirarin "shaida mai kyau" cewa SARS-CoV-2 ta fito daga dabba a kasuwar Wuhan. An yi zargin wannan takarda ta "murkushe" da Lab-leak hypothesis, duk da barin da yawa don muhawara.
Labari mai dadi shine cewa Big Tech, mujallu na kimiyya, da yawancin kafofin watsa labaru an tilasta su daina yin la'akari da bayanan da ba su da tushe yayin da suka kai ga babban taro kuma suka fara yaduwa cikin jama'a. Nisa daga zama "makirci," akwai shaidu da yawa da ke nuna cewa SARS-CoV-2 kwayar cuta ce da aka kirkira wacce ta bazu daga dakin binciken kwayar cutar Wuhan. Kafin mu shiga cikin shaidar cewa SARS-CoV-2 an yi ta injiniya kuma ta fito daga dakin gwaje-gwaje, bari mu fara muhawara game da "shaidar da ta dace" cewa SARS-CoV-2 na halitta ce kuma ta fito daga kasuwar Wuhan.
“Tsarin hasashe na kasuwa” ya dogara ne akan fage guda huɗu da za a iya muhawara
Dukkanin "shaidar da aka bayar" don asalin kasuwa da Dr. Fauci da sauransu za a iya taƙaita su kamar haka: 1) "Farkon" shari'o'in da ake zargin sun zauna kusa da kasuwa, 2) "farkon" dangin SARS-CoV-2 an yi zargin suna da alaƙa da kasuwa, 3) namun daji masu saukin kamuwa da COVID-19 an sayar da su a kasuwa, kuma an samo samfurin 4) a kusa da kasuwar SARS-CoV-2. "alaka da al'amuran mutane.” Don dalilai da yawa, wasu daga cikinsu an tattauna su a nan, babu ɗaya daga cikin waɗannan shaidar da ke kusa da "ƙaddara." Wannan shine dalilin da ya sa masu bita suka tilasta wa marubutan su cire kalmar "shaida mara kyau" a matsayin abin da ake bukata don bugawa.
Shin da gaske “masu kararrakin farko” sun rayu kusa da kasuwa?
The Science takardar ta dogara da hadin gwiwar Hukumar Lafiya ta Duniya (WHO)- Rahoton kasar Sin don ayyana “almuran farko” a matsayin waɗanda suka faru a watan Disamba na 2019. Duk da haka, rahoton hadin gwiwa na WHO da China ya kuma bayyana cewa: “Dangane da bayanan jeri na kwayoyin, sakamakon ya nuna cewa mai yiwuwa cutar ta fara wani lokaci a cikin watanni kafin tsakiyar Disamba 2019.. "
Wannan bayanin da alama ya yi daidai da wasu shaidun da ke nuna cewa cutar ta fara tun farkon Disamba 2019. Sadarwar gaggawa daga manyan matakan gwamnatin kasar Sin da ke yaduwa a Cibiyar Nazarin Kwayoyin cuta ta Wuhan a watan Nuwamba 2019. ruwaito wani "rikitaccen yanayi da kabari" a dakin gwaje-gwaje. Shin wannan "yanayin kabari" shine farkon SARS-CoV-2 "leak ɗin lab" yana bayyana a cikin ainihin lokaci, makonni kafin a sanar da sauran duniya game da barkewar cutar?
Akwai kuma rahotanni da yawa daga kafofin watsa labaru na kasar Sin da ma masu daraja Lancet wanda aka rubuta lokuta na farko ya fara kafin Disamba 2019, da kuma shaidar tushen lab yaduwar cutar a kasashen duniya tun farkon Nuwamba 2019. Bugu da ƙari, bai kamata mu firgita ba cewa ƙungiyar da masana kimiyyar sojan China suka jagoranta sun nemi maganin COVID-19 patent a watan Fabrairu 2020?
Idan da gaske ne shari'o'in COVID-19 na farko a cikin Disamba 2019, wannan yana nufin cewa ƙwararrun masu binciken sojan Sinawa sun sami nasarar samar da rigakafin COVID-19 bisa tsarin gargajiya, mara inganci, cikin ɗan sama da wata guda. Don kwatantawa, ya ɗauki ƙwararren Pfizer na allurar kusan watanni 9 don samar da rigakafin su bisa ingantacciyar hanyar mRNA. Bayyana ainihin ranar farkon cutar zai ba mu damar tantance yadda bayanan “farkon shari’o’in” ke da ma’ana. Idan hujjojin da ba su dace ba daidai ne kuma ba a rasa ko kuma yin watsi da shari'o'in da suka gabata Disamba 2019, to saitin bayanan da aka fara a watan Disamba zai iya haifar da rashin fahimta game da asalin cutar.
Shin da gaske suna da alaƙa da "layin farko na ƙwayoyin cuta" da kasuwa?
A cikin wata ƙila mafi bayyanan shaidar da ke nuna ɓarna a wurin aikata laifuka, masana kimiyya na kasar Sin sun yi shuru sun cire daga rumbun adana bayanan jama'a aƙalla 13. jerin kwayoyin halitta wakiltar farkon nau'in SARS-CoV-2. Babu halalcin dalili na yin hakan. Abin farin ciki, an adana fayilolin kafin a cire su, yana ba da damar Dr. Jesse Bloom ya zama farkon wanda ya dawo da su daga Google Cloud kuma ya bincika su.
Wannan hujja ce cewa Science takarda da yawa sun yi iƙirarin cewa sun “murkushe” ɗigon lab ɗin ba shi yiwuwa ya zama cikakken wakilcin ƙwayoyin cuta da ke yaɗuwa a farkon cutar. Ƙara zuwa ga makirci, ɗaya daga cikin marubutan Science takarda ƙoƙari don tsoratar da Dr. Bloom don kada ya buga bincikensa. Idan shaidar asalin halitta ta SARS-CoV-2 ta kasance "marasa kyau," me yasa wani zai ji bukatar yin la'akari da kwararre kamar Dr. Bloom?
An siyar da dabbobi masu saurin kamuwa da COVID-19 a kasuwa amma babu wanda ya gwada inganci.
Wasu daga cikin dabbobin da aka yi fataucin su a kasuwa an gwada gwaji tare da SARS-CoV-2 a cikin dakunan gwaje-gwaje ko kuma ana ganin suna da rauni a ka'ida dangane da kasancewar masu karɓa masu jituwa. Koyaya, Rahoton WHO-China ya nuna cewa babu ɗayan samfuran 457 da aka ɗauka daga dabbobi 188 a kasuwa da ya gwada ingancin SARS-CoV-2. Wani sukar waɗannan sakamako mara kyau shine cewa kasuwa ba ta kasance "ƙasa-samfur ba." Cutar sankara ta SARS-CoV-1 ta 2003-2004 ta bazu ko'ina cikin duniya wanda ya haifar da kamuwa da cutar kusan 8,000, wanda ya yi sanadiyar mutuwar kusan 800. Masana kimiyya na kasar Sin sun yi shiri nan da nan kuma cikin 'yan watanni gano kwayar cuta iri daya ce wacce ta dabi'a ke faruwa a cikin kuliyoyi na dabino da aka sayar a kasuwannin kasar Sin.
Duk da haka a nan muna, shekaru uku bayan haka, an gwada dubunnan ƙarin dabbobi, an bincika miliyoyin jerin kwayoyin halitta, kuma har yanzu ba a gano wani abu kusa da SARS-CoV-2 a yanayi ba. Me yasa haka?
Samfuran muhalli masu kyau da aka samu a kasuwa an dauki latti don tantance asalin kwayar cutar
An gano samfuran muhalli masu kyau na SARS-CoV-2 a kasuwa. Koyaya, an ɗauki samfuran tsakanin Janairu zuwa Maris 2020. Ya zuwa Janairu, mai yiwuwa cutar ta kasance yada a Wuhan fiye da wata guda, kuma ya riga ya yadu a duniya, don haka nawa za mu iya ciro daga waɗannan samfuran da aka ɗauka daga kasuwar da ake fataucinsu, makonni bayan barkewar cutar? A haƙiƙa, waɗanda ke da alhakin tattara samfuran sun kammala, “Kasuwar zata iya yin aiki azaman Amplifier saboda yawan masu ziyara a kowace rana.”
Ma’ana, masu kamuwa da cutar sun fi shiga kasuwa mai cunkoson jama’a da yada cutar. Yana da mahimmanci cewa yawancin samfurori masu kyau sun fito ne daga wuraren sayar da kayayyaki inda ake sayar da "kayayyakin ruwa," abincin teku, da kayan lambu. Babu ɗayan waɗannan samfuran da zai iya zama tafki na halitta don SARS-CoV-2. A hakikanin gaskiya, rahoton na WHO-China ya kammala da cewa yawancin samfuran muhalli suna nuna "kamuwa da cuta" (watau wadanda suka kamu da cutar) idan aka yi la'akari da yadda cutar ta yadu a lokacin.
Abubuwan da ke biyowa bita ne na wasu daga cikin shaidun da suka dogara da lab da kuma yanayi masu goyan bayan “leak ɗin lab.” Da fatan, wannan bincike zai aza harsashin tattaunawa ta gaskiya, mai tunani, wanda zai haifar da fahimtar ainihin asalin SARS-CoV-2. Idan ba za mu iya yin gaskiya ba, ta yaya za mu rage yiwuwar faruwar hakan kuma?
Nau'in farko na SARS-CoV-2 sun dace da ɗan adam ba bisa ka'ida ba
Hasashen "asalin dabi'a" ya yi nuni da cewa SARS-CoV-2 ta fantsama cikin mutane daga dabba a watan Disamba 2019. Kwayar cutar da ta yi tsalle zuwa ga mutane daga dabba bai kamata ta ɗaure ga jikin ɗan adam da kusanci fiye da gidan dabbar da ta fito ba. Duk da haka, a farkon cutar, dakin gwaje-gwaje na Dr. Nikolai Petrovsky ya ba da mamaki samu cewa farkon sanannun nau'ikan SARS-CoV-2 sun saba da ɗan adam ba bisa ka'ida ba.
A zahiri, waɗannan nau'ikan sun nuna alaƙa mafi girma ga masu karɓar tantanin halitta akan masu karɓa daga jemagu, pangolins, da wasu dabbobi kusan goma sha ɗaya da aka sani da ɗaukar coronaviruses. Dokta Petrovsky ya gabatar da wannan muhimmin bincike ga wata babbar jarida. Nature, a watan Agusta 2020. A cikin wani misali mai ban mamaki na tantancewa, Nature jinkirta buga takardar har zuwa watan Yuni 2021, daidai lokacin da Dr. Fauci a ƙarshe ya yarda cewa leb ɗin leb ɗin zai iya haifar da cutar.
Akwai ƙwarin gwiwa na kuɗi da kafa hanyoyin ƙirƙirar ƙwayoyin cuta
Tallafin 2018 da aka ƙi Tsari sallama zuwa DARPA wanda ya haɗa da EcoHealth Alliance da masu haɗin gwiwar Cibiyar Nazarin Kwayoyin cuta ta Wuhan (WIV) suna ba mu isassun bayanai don gano dalili da dabarun da wataƙila ya haifar da SARS-CoV-2. Babban burin tallafin shine ƙirƙirar "cikakken kaya" na SARS-kamar coronaviruses da aka ɗauka daga kogon jemage da yawa a China.
Abin da ke biyo baya shine ingantaccen sigar aikin da masu binciken suka gabatar: 1) ƙara sunadaran karu daga waɗannan novel coronaviruses na jemage zuwa wani sanannen SARS-kamar jemage coronavirus core, da shigar da gyare-gyaren kwayoyin halitta zuwa sunadaran sunadaran don haɓaka kamuwa da cuta idan ya cancanta, 2) cutar da berayen "yan adam" tare da waɗannan ƙwayoyin cuta da aka yi, 3) kamuwa da cuta mai saurin kamuwa da cuta. 4) shirya alluran furotin na "karu" daga waɗannan yuwuwar cututtukan cututtuka da amfani da su don "alurar rigakafi" jemagu a cikin kogo (Fig. 1).
Hoto 1. Hanyar bincike mai haɗari da EcoHealth Alliance, WIV, da masu haɗin gwiwa suka yi amfani da su don ƙoƙarin ƙirƙirar maganin rigakafi na jemagu. Babu wata hanyar sanin gaba da yuwuwar cutar ta cuta ta ƙwayoyin cuta masu kama da SARS waɗanda aka ƙirƙira a cikin wannan aikin.
Marubutan shawarar DARPA sun tattauna mahimmancin fashewar furotin mai kauri ta hanyar enzymes na ɗan adam kamar furon a cikin ikon coronaviruses don yaduwa da kyau kuma ya zama nau'in cutar. Musamman ma, sun ba da shawarar saka “takamaiman wuraren tsagewa na mutum” (misali, wurin tsagewar furin, FCS) a cikin sunadaran masu karu waɗanda ba su da wuraren tsagawar aiki sannan kuma “ƙimar yuwuwar girma” na ƙwayoyin cuta da aka gyara a cikin sel ɗan adam.
Sun kuma ba da shawarar canza wuraren tsaga a cikin ɗimbin yawa, ƙananan ƙwayoyin cuta masu kama da SARS waɗanda aka ɗauka daga kogon jemage na China. Waɗannan karatun su ne ainihin nau'in aikin da zai iya haifar da ƙwayoyin cuta da gangan ko da gangan. Kodayake shawarar ta ce za a yi aikin ƙwayar cuta na chimeric a Jami'ar North Carolina, ta Fauci's shigar kansa"Ba zan iya ba da tabbacin duk abin da ke faruwa a cikin dakin binciken Wuhan ba, ba za mu iya yin hakan ba." Bugu da ƙari kuma, a duk lokacin da aka ƙaddamar da wannan shawara mai girma (watau buƙatun dala miliyan 14), za a riga an yi babban aikin a gaba don samar da "tabbacin ra'ayi" da ake bukata don karkatar da masu dubawa.
Wurin keɓancewar furin na musamman a cikin SARS-CoV-2 shaida ce ta injiniyan ƙwayoyin halitta
Yawancin coronaviruses na halitta sun ƙunshi FCS, don haka me yasa FCS a cikin SARS-CoV-2 ke da shakku sosai? Amsar ita ce cewa kwayoyin halittar dubunnan coronaviruse daga daruruwan dabbobi daban-daban an jera su, kuma a bayyane yake cewa dangi na nesa na SARS-CoV-2 ne kawai ke da FCS (duba Fig 1A, Table 1).
Sanannen ɗan'uwan da ke kusa da SARS-CoV-2, bat coronavirus mai suna RaTG13, a mafi ƙarancin rauni yana cutar da ƙwayoyin ɗan adam kuma ba shi da FCS. SARS-CoV wani ɗan'uwan SARS-CoV-2 ne, kuma kamar sauran ƴan uwan da aka sani, suma basu da FCS. Ba tare da FCS ba, SARS-CoV-1 ya bazu ko'ina cikin duniya a cikin 2003-2004 amma ya ɓace bayan kamuwa da mutane kusan 8,000. Kwatanta gajeriyar shimfidar amino acid a cikin furotin mai karu yana bayyana karara da ɓacewar FCS a cikin waɗannan ƴan uwan SARS-CoV-2 (Fig. 2).
Hoto 2. Kwatanta sassan sunadaran sunadarin karu da ke nuna FCS na SARS-CoV-2 (watau "PRRAR"), da kuma rashin FCS a cikin 'yan uwanta biyu. Haruffa daban-daban suna wakiltar amino acid na musamman. Amino acid iri ɗaya a cikin ƙwayoyin cuta guda uku ana haskaka su da rawaya; Layukan da aka yanke suna nuna bacewar FCS.
Keɓaɓɓen lambar ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙwayar cuta ta SARS-CoV-2 furin cleavage shafin shaida ce ta injiniyan ƙwayoyin halitta
A cikin coronaviruses, tsarin haɗa sunadaran sunadaran kamar saman saman da ake buƙata don kamuwa da cuta ya ta'allaka ne a cikin kwayoyin halittarsu na RNA. Takamaiman jeri na genomic wanda ke ɓoye gajeriyar, duk-muhimmancin FCS a cikin karu na SARS-CoV-2 shine: CCU CGG CGG GCA CGU. Kowace lambar lambar harufa uku (watau codon) tana yin ƙayyadaddun amino acid da za a yi amfani da su wajen gina FCS. Don haka, CCU yana ɓoye “P” (na proline), CGG yana ɓoye “R” (na arginine), GCA yana ɓoye “A” (na alanine), kuma CGU kuma yana ɓoye “R.”
Kamar yadda kuke gani, akwai sakewa a cikin lambar halittar halitta (misali, akwai codons guda shida daban-daban waɗanda ƙwayoyin cuta za su iya amfani da su don ɓoye arginine). Babban fasalin SARS-CoV-2 FCS shine codons na CGG biyu. A zahiri, CGG yana ɗaya daga cikin rarest codons a cikin coronaviruses na ɗan adam, amma duk da haka akwai kawai ya zama biyu kusa da juna a cikin FCS, ɗayan mahimman jeri a cikin gabaɗayan "wasiƙun" 29,903 waɗanda ke samar da kwayar cutar SARS-CoV-2.
A zahiri, waɗannan su ne kawai codons guda biyu na CGG daga cikin “haruffa” 3,822 da ke ɓoye furotin na SARS-CoV-2, kuma su ne kawai misalin CGG-CGG sau biyu a cikin kowane dangi na kusa na SARS-CoV-2. Musamman ma, FCS mai arzikin arginine yana haɓaka ikon coronaviruses don kamuwa da sel. A wannan gaba, bai kamata ya ba kowa mamaki ba cewa CGG codeons sune lambar da aka fi so don injiniyoyin kwayoyin halitta waɗanda ke son samar da furotin mai ɗauke da arginine a cikin ƙwayoyin ɗan adam. Yana da wahala musan cewa CGG-CGG a cikin SARS-CoV-2 FCS shine "bindigo na shan taba"-shaida ta lalata kwayoyin halitta.
Wuraren yanke abubuwan da ake tuhuma a cikin kwayar halittar SARS-CoV-2 shaida ce ta injiniyan kwayoyin halitta
Hanya ɗaya don ƙirƙirar ƙwayoyin cuta na chimeric tana amfani da ƙwararrun enzymes masu yanke kwayoyin halitta da ake kira "Endonucleases." Ana iya amfani da endonucleases don yanke kwayoyin halittar ƙwayoyin cuta a takamaiman wurare, sa'an nan kuma za'a iya haɗa sassan da dabaru don ƙirƙirar ƙwayoyin cuta na chimeric. Ana rarraba wuraren da aka yanke ba da gangan a cikin kwayoyin halittar ƙwayoyin cuta na halitta, amma masana kimiyya za su iya shigar da su daidai ko cire su don yin ƙwayoyin cuta na chimeric a cikin dakin gwaje-gwaje. BsmBI da kuma BsaI misalai ne guda biyu na endonucleases waɗanda mawallafin tallafin DARPA da aka yi amfani da su a cikin ayyukan da suka gabata don yin coronaviruses na chimeric.
Lokacin da ake ciki, rarraba wuraren yanke BsmBI da BsaI a cikin ƙwayoyin cuta waɗanda ke ware daga yanayi (misali, SARS-CoV-1) ana rarraba su ba da gangan ba cikin kwayar halitta. A halin yanzu, rarraba wuraren yanke a cikin SARS-CoV-2 ya zama kamar ba bazuwar ba kuma yana ba da shawarar yin amfani da kwayoyin halitta a cikin awon (Hoto na 3). Abin mamaki, wani binciken da ya gabata wanda ya shafi EcoHealth Alliance ya bayyana shigar da wuraren yanke BsaI guda biyu a cikin coronavirus na jemage da ake kira "WIV1" (watau Cibiyar Nazarin Kwayoyin cuta ta Wuhan 1), baiwa masana kimiyya damar yin canje-canje ga furotin mai karu (duba S9 Fig. Spike maye gurbin. dabarun).
Ana iya samun wuraren yanke BsaI guda biyu a cikin kwayar halittar SARS-CoV-2 (Fig. 3) a wuri guda da wuraren da aka yanke BsaI da aka yi amfani da su a cikin WIV1 baya a cikin 2017. Ba za a iya wuce gona da iri na astronomical na wannan zama daidaituwa ba. A cewar mawallafa, "An gabatar da rukunin BsaI ko BsmBI a cikin [karu]. Sa'an nan kuma duk wani karu za a iya musanya shi cikin kwayoyin halittar [Lab engineered WIV1] ta wannan. dabarun.” Wataƙila an yi amfani da wannan dabarar wajen gina abin da zai zama kwayar halittar SARS-CoV-2.
Hoto 3. Rarraba wuraren yanke BsmBI da BsaI a cikin kwayoyin halittar ƙwayoyin cuta na SARS guda biyu. SARS-CoV-1 kwayar cuta ce ta dabi'a tare da yanke rukunin yanar gizon da aka rarraba ba da gangan ba, yayin da rarraba wuraren yanke a cikin kwayar halittar SARS-CoV-2 da alama ba ta zama ba. Baƙin sandar yana wakiltar wurin da ƙwayar karu; An haskaka yankin FCS da ja. Ana iya amfani da BsaI don yankewa da maye gurbin mafi yawan ƙwayar SARS-CoV-2, gami da FCS, don canza kamuwa da cuta.
Ƙaƙƙarfan shaida mai ƙarfi yana goyan bayan hasashen lab-leak
Shekaru uku cikin barkewar cutar ta yanzu, tare da samfuran dubunnan dabbobi da aka bincikar miliyoyin jerin kwayoyin halitta, ba a sami wani abu kusa da SARS-CoV-2 a yanayi ba. Ya bambanta da 2003-2004, martanin farko na kasar Sin game da COVID-19 ya kasance "bacewa" masana kimiyya da kuma 'yan jarida, ruɗewa, da kuma kawar da zargi don fara cutar daga kansu zuwa komai daga Sojojin Amurka shigo da shi kifin mai daskarewa. Wannan shi ne ainihin irin ɗabi'ar da za ku yi tsammani daga mai laifi.
Babu wanda (sai dai wata kila gwamnatin China mara gaskiya) da ta taɓa musanta cewa cibiyar cutar ta COVID-19 ita ce Wuhan, China. Amma menene rashin daidaiton cewa irin wannan fashewar fashewar ta samo asali ne a kasuwar Wuhan? Wannan kasuwa daya ce daga cikin kasuwanni kusan 40,000 da ke warwatse a cikin kasar Sin, kuma hakan ya faru ne da nisan mil daya da wani dakin bincike wanda a shekarar 2017 ya zama na farko mai tsaro. virology lab a babban yankin kasar Sin.
Anan, hujjar ita ce SARS-CoV-1 ya zama ruwan dare gama gari daga kasuwa, don haka akwai fifiko. Amma ko da SARS-CoV-1 da ba a iya yaɗuwa ba, ba da daɗewa ba bayan an kawo shi cikin dakin gwaje-gwaje don nazari, a ƙarshe ya “leaked” tare da m sakamakon.
Asalin SARS-CoV-2 shine mafi mahimmancin tambaya game da barkewar cutar, tare da abubuwan da suka wuce wuce gona da iri na siyasa. A farkon cutar, har ma da jarida Nature aka yi ƙararrawa game da karuwa rawa Sojojin kasar Sin sun yi taka-tsan-tsan a binciken kimiyyar halittu a kasar Sin. Duk da haka, bayan shekaru uku duk abin da muke da shi shine ɓarna daga China da Fauci kuma babu abin da yake kusa da kakannin halitta na SARS-CoV-2. A cikin bala'in cutar, mutane sun yi amfani da kalmomi marasa amfani kamar "Bi kimiyya" ba tare da bin kimiyya da gaske ba. Don haka, bari mu yi haka, bari mu “Follow the science” (da kuma dabaru), domin kwayoyin halitta da kuma yanayi shaida na lebur leb ba zai yiwu ba ga kowane mai hankali ya musanta.
-
Pat Fidopiastis Farfesa ne na Microbiology a Jami'ar Jihar California Polytechnic.
Duba dukkan posts
