Izindaba

BEIJING - Umnyango wezempilo esifundazweni sase-Espirito Santo, eBrazil, umemezele ngoLwesibili ukuthi kukhona amasosha omzimba e-IgG, aqondene negciwane le-SARS-CoV-2, kutholwe kumasampula e-serum kusukela ngoDisemba 2019.

UMnyango wezeMpilo uthe amasampula e-serum angu-7,370 aqoqwe phakathi kukaDisemba 2019 noJuni 2020 ezigulini okusolwa ukuthi zitheleleke ngodenga ne-chikungunya.

Ngokuhlaziywa kwamasampula, kutholwe amasosha omzimba e-IgG kubantu abangama-210, okukhona amacala ayi-16 aphakamisa ukuba khona kwe-coronavirus yenoveli esifundazweni ngaphambi kokuba iBrazil imemezele icala layo lokuqala eliqinisekiswe ngokusemthethweni ngoFebhuwari 26, 2020. Elinye lamacala laqoqwa ngoDisemba 26. 18, 2019.

Umnyango wezempilo uthe kuthatha cishe izinsuku ezingama-20 ukuthi isiguli sifinyelele emazingeni abonakalayo e-IgG ngemuva kokutheleleka, ngakho-ke kungenzeka ukuthi ukutheleleka kwenzeka phakathi nokuphela kukaNovemba nasekuqaleni kukaDisemba 2019.

UMnyango Wezempilo waseBrazil uyalele umbuso ukuthi wenze uphenyo olunzulu nge-epidemiological ukuze kuqinisekiswe okwengeziwe.

Okutholwe eBrazil kungokwakamuva phakathi kwezifundo emhlabeni wonke ezengeze ebufakazini obukhulayo bokuthi i-COVID-19 yasakazwa buthule ngaphandle kwaseChina ngaphambi kwalokho obekucatshangwa ngaphambilini.

Abaphenyi baseNyuvesi yaseMilan basanda kuthola ukuthi owesifazane edolobheni elisenyakatho ne-Italy wangenwa yi-COVID-19 ngoNovemba 2019, ngokusho kwemibiko yabezindaba.

Ngamasu amabili ahlukene ezicubu zesikhumba, abacwaningi bahlonze ku-biopsy yowesifazane oneminyaka engu-25 ubudala ukuba khona kwe-RNA gene yegciwane le-SARS-CoV-2 elisukela ngoNovemba 2019, ngokusho kwephephandaba lesifunda lase-Italy lansuku zonke i-L'. Unione Sarda.

"Kulolu bhubhane, kunezimo lapho okuwukuphela kophawu lokutheleleka nge-COVID-19 kuyisifo sesikhumba," uRaffaele Gianotti, obexhumanisa lolu cwaningo, ucashunwe yileli phephandaba.

"Ngazibuza ukuthi singabuthola yini ubufakazi be-SARS-CoV-2 esikhumbeni seziguli ezinezifo zesikhumba kuphela ngaphambi kokuba kuqale isigaba esisemthethweni esiwubhubhane," kusho uGianotti, wengeza ngokuthi "sithole 'izigxivizo zeminwe' ze-COVID-19 esikhumbeni. izicubu.”

Ngokusekelwe kudatha yomhlaba wonke, lobu "ubufakazi obudala kakhulu bokuba khona kwegciwane le-SARS-CoV-2 kumuntu," kusho umbiko.

Ngasekupheleni kuka-Ephreli 2020, uMichael Melham, imeya yaseBelleville esifundazweni saseNew Jersey, e-US, uthe uhlolwe ukuthi unalo amasosha omzimba e-COVID-19 futhi ukholelwa ukuthi unaleli gciwane ngoNovemba 2019, naphezu kokucatshangwa kukadokotela ukuthi uMelham wayenalo. abanolwazi bekuwumkhuhlane nje.

EFrance, ososayensi bathola owesilisa wangenwa yi-COVID-19 ngoDisemba 2019, cishe inyanga ngaphambi kokuba amacala okuqala aqoshwe ngokusemthethweni eYurophu.

Ikhuluma ngodokotela esibhedlela i-Avicenne neJean-Verdier eduze kwaseParis, iBBC News yabika ngoMeyi 2020 ukuthi isiguli "kumele ukuthi satheleleka phakathi kuka-14 no-22 Disemba (2019), njengoba izimpawu ze-coronavirus zithatha phakathi kwezinsuku ezinhlanu neziyi-14 ukuvela."

ESpain, abacwaningi baseNyuvesi yaseBarcelona, ​​okungenye yamanyuvesi ahlonishwayo kuleli, bathole ukuba khona kwegciwane lesandulela ngculazi kumasampula amanzi angcolile aqoqwe ngoMashi 12, 2019, kusho inyuvesi esitatimendeni ngoJuni 2020.

E-Italy, ucwaningo olwenziwe yiNational Cancer Institute eMilan, olushicilelwe ngoNovemba 2020, luveze ukuthi amaphesenti ayi-11.6 amavolontiya anempilo angama-959 abambe iqhaza ocwaningweni lokuhlolwa komdlavuza wamaphaphu phakathi kukaSepthemba 2019 kuya kuMashi 2020 awakhe amasosha omzimba e-COVID-19 ngaphambi kukaFebhuwari 2020. lapho kuqoshwa icala lokuqala elisemthethweni ezweni, ngamacala amane avela ocwaningweni aqala ngesonto lokuqala lika-Okthoba 2019, okusho ukuthi labo bantu bangenwe yileli gciwane ngoSepthemba 2019.

NgoNovemba 30, 2020, ucwaningo olwenziwa yi-US Centers for Disease Control and Prevention (CDC) lwathola ukuthi i-COVID-19 kungenzeka ibe se-United States maphakathi no-December 2019, emasontweni ambalwa ngaphambi kokuba leli gciwane likhonjwe okokuqala eChina.

Ngokocwaningo olushicilelwe ku-inthanethi ephephabhukwini I-Clinical Infectious Diseases, abacwaningi be-CDC bahlole amasampula egazi asuka ku-7,389 anikela ngegazi aqoqwe yi-American Red Cross kusukela ngoDisemba 13, 2019 kuya kuJan 17, 2020 ukuthola amasosha omzimba aqondene ne-coronavirus yenoveli.

Ukutheleleka kwe-COVID-19 "kungenzeka ukuthi bekukhona e-US ngoDisemba 2019," cishe inyanga ngaphambi kwecala lokuqala elisemthethweni lezwe ngoJan 19, 2020, ososayensi beCDC babhala.

Lokhu okutholakele kungomunye umzekeliso wendlela okunzima ngayo ukuxazulula iphazili yesayensi yokulandela umthombo wegciwane.

Ngokomlando, indawo lapho igciwane labikwa khona okokuqala ngokuvamile kwakungeyona eyomsuka walo.Ukutheleleka nge-HIV, ngokwesibonelo, kwabikwa okokuqala yi-United States, kodwa kungenzeka futhi ukuthi leli gciwane alivelanga e-United States.Futhi ubufakazi obuningi bufakazela ukuthi umkhuhlane waseSpain awuveli eSpain.

Mayelana ne-COVID-19, ukuba ngowokuqala ukubika leli gciwane akusho ukuthi leli gciwane lasuka edolobheni laseChina iWuhan.

Ngokuphathelene nalezi zifundo, i-World Health Organization (WHO) yathi “izobheka njengento ebaluleke kakhulu yonke into etholakala eFrance, eSpain, e-Italy, futhi sizoyihlola ngayinye yazo.”

"Ngeke siyeke ukwazi iqiniso ngemvelaphi yaleli gciwane, kodwa ngokusekelwe kwisayensi, ngaphandle kokulifaka ezombusazwe noma ukuzama ukudala ukungezwani kule nqubo," kusho uMqondisi-Jikelele we-WHO uTedros Adhanom Ghebreyesus ngasekupheleni kukaNovemba 2020.