Nkhani

BEIJING - Dipatimenti ya zaumoyo ku Espirito Santo, Brazil, idalengeza Lachiwiri kuti kupezeka kwa ma antibodies a IgG, makamaka ku kachilombo ka SARS-CoV-2, kwapezeka mu zitsanzo za seramu kuyambira Disembala 2019.

Dipatimenti ya zaumoyo yati zitsanzo za seramu 7,370 zasonkhanitsidwa pakati pa Disembala 2019 ndi Juni 2020 kuchokera kwa odwala omwe akuwaganizira kuti ali ndi matenda a dengue ndi chikungunya.

Ndi zitsanzo zomwe zidawunikiridwa, ma antibodies a IgG adapezeka mwa anthu 210, omwe milandu 16 idawonetsa kupezeka kwa buku la coronavirus m'boma Brazil isanalengeze mlandu wawo woyamba pa Feb 26, 2020. Imodzi mwamilanduyi idasonkhanitsidwa pa Disembala. 18, 2019.

Dipatimenti yazaumoyo yati zimatenga pafupifupi masiku 20 kuti wodwala afike pamlingo wodziwika wa IgG atadwala, ndiye kuti matendawa atha kuchitika kumapeto kwa Novembala mpaka koyambirira kwa Disembala 2019.

Unduna wa Zaumoyo ku Brazil walamula boma kuti lichite kafukufuku wozama wa matenda a miliri kuti atsimikizire zambiri.

Zomwe zapezedwa ku Brazil ndizaposachedwa kwambiri pakati pa maphunziro apadziko lonse lapansi omwe awonjezera umboni womwe ukukula kuti COVID-19 idafalikira mwakachetechete kunja kwa China kuposa momwe amaganizira kale.

Ofufuza aku University of Milan posachedwapa apeza kuti mayi wina mumzinda wakumpoto kwa Italy adadwala COVID-19 mu Novembala 2019, malinga ndi malipoti atolankhani.

Kudzera munjira ziwiri zosiyana pakhungu, ofufuzawo adazindikira mu biopsy ya mayi wazaka 25 kukhalapo kwa RNA gene ya SARS-CoV-2 virus kuyambira Novembara 2019, malinga ndi nyuzipepala yatsiku ndi tsiku yaku Italy L' Union Sarda.

"Pali, pa mliriwu, milandu yomwe chizindikiro chokha cha matenda a COVID-19 ndi matenda apakhungu," a Raffaele Gianotti, yemwe adawongolera kafukufukuyu, adanenedwa ndi nyuzipepala.

"Ndimadabwa ngati titha kupeza umboni wa SARS-CoV-2 pakhungu la odwala omwe ali ndi matenda akhungu okha gawo lovomerezeka la miliri lisanayambike," adatero Gianotti, ndikuwonjezera "tidapeza 'zala' za COVID-19 pakhungu. minofu."

Kutengera zambiri zapadziko lonse lapansi, uwu ndi "umboni wakale kwambiri wa kupezeka kwa kachilombo ka SARS-CoV-2 mwa munthu," lipotilo lidatero.

Chakumapeto kwa Epulo 2020, a Michael Melham, meya wa Belleville ku US ku New Jersey, adati adayezetsa ma antibodies a COVID-19 ndipo amakhulupirira kuti adatenga kachilomboka mu Novembala 2019, ngakhale adotolo adanena kuti zomwe Melham anali nazo. chidziwitso chinali chimfine chabe.

Ku France, asayansi adapeza kuti bambo wina adadwala COVID-19 mu Disembala 2019, pafupifupi mwezi umodzi milandu yoyamba isanalembedwe ku Europe.

Potchula dokotala pachipatala cha Avicenne ndi Jean-Verdier pafupi ndi Paris, BBC News idanenanso mu Meyi 2020 kuti wodwalayo "ayenera kuti adatenga kachilomboka pakati pa 14 ndi 22 Disembala (2019), popeza zizindikiro za coronavirus zimatenga masiku asanu mpaka 14 kuti awonekere.

Ku Spain, ofufuza ku yunivesite ya Barcelona, ​​​​imodzi mwamayunivesite otchuka kwambiri mdzikolo, adazindikira kupezeka kwa kachilombo ka HIV m'madzi onyansa omwe adasonkhanitsidwa pa Marichi 12, 2019, yunivesiteyo idatero mu June 2020.

Ku Italy, kafukufuku wa National Cancer Institute ku Milan, wofalitsidwa mu Novembala 2020, adawonetsa kuti 11.6 peresenti ya odzipereka athanzi 959 omwe adachita nawo mayeso owunika khansa ya m'mapapo pakati pa Seputembara 2019 mpaka Marichi 2020 adapanga ma antibodies a COVID-19 isanafike February 2020. pomwe mlandu woyamba udalembedwa mdziko muno, ndi milandu inayi kuchokera pa kafukufukuyu kuyambira sabata yoyamba ya Okutobala 2019, zomwe zikutanthauza kuti anthuwa adadwala mu Seputembara 2019.

Pa Nov 30, 2020, kafukufuku wa US Centers for Disease Control and Prevention (CDC) adapeza kuti COVID-19 ikuyenera kukhala ku United States chapakati pa Disembala 2019, milungu ingapo kuti kachilomboka kanadziwika ku China.

Malinga ndi kafukufukuyu yemwe adasindikizidwa pa intaneti mu nyuzipepala ya Clinical Infectious Diseases, ofufuza a CDC adayesa zitsanzo zamagazi kuchokera ku 7,389 zopereka zamagazi zomwe zidasonkhanitsidwa ndi American Red Cross kuyambira pa Disembala 13, 2019 mpaka Januware 17, 2020 za ma antibodies okhudzana ndi buku la coronavirus.

Matenda a COVID-19 "ayenera kuti adakhalapo ku US mu Disembala 2019," pafupifupi mwezi umodzi m'mbuyomu kuposa mlandu woyamba wadziko lino pa Januware 19, 2020, asayansi a CDC adalemba.

Zomwe zapezazi ndi chithunzi chinanso cha momwe kulili kovuta kuthetsa chithunzithunzi cha sayansi chofufuza ma virus.

M'mbiri yakale, malo omwe kachilomboka kananenedwa koyamba nthawi zambiri sakhala komwe adachokera.Kachilombo ka HIV, mwachitsanzo, kudanenedwa koyamba ndi United States, komabe zitha kukhala zotheka kuti kachilomboka sikunayambike ku United States.Ndipo umboni wowonjezereka umatsimikizira kuti Spanish Flu sinayambire ku Spain.

Ponena za COVID-19, kukhala woyamba kufotokoza za kachilomboka sizikutanthauza kuti kachilomboka kanachokera ku mzinda waku China wa Wuhan.

Ponena za kafukufukuyu, Bungwe Loona za Umoyo Padziko Lonse (WHO) linanena kuti “lidzaona kuti chilichonse chimene chingapezeke ku France, ku Spain, ku Italy n’chofunika kwambiri, ndipo tizifufuza chilichonse.”

"Sitidzasiya kudziwa chowonadi chochokera kwa kachilomboka, koma kutengera sayansi, osachita ndale kapena kuyesa kuyambitsa mikangano," atero Director-General wa WHO Tedros Adhanom Ghebreyesus kumapeto kwa Novembala 2020.