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Jun 7, 2023 · The two major hypotheses are a natural zoonotic spillover, most likely occurring at the Huanan Seafood Wholesale Market, and a laboratory leak from the Wuhan Institute of Virology (WIV). It is...
SARS-CoV-2, the causative agent of COVID-19, was first introduced to humans through zoonosis (transmission of a pathogen to a human from an animal), and a zoonotic spillover event is the origin of COVID-19 that is considered most plausible by the scientific community.
Mar 15, 2020 · The COVID-19 epidemic has presented enormous medical, scientific, social and moral challenges to China and the world. Tracing the zoonotic origins of HCoVs provides a framework to understand the natural history, driving force and restriction factors of species jumping.
- Zi Wei Ye, Shuofeng Yuan, Kit San Yuen, Sin Yee Fung, Chi Ping Chan, Dong Yan Jin
- 10.7150/ijbs.45472
- 2020
- Int J Biol Sci. 2020; 16(10): 1686-1697.
May 5, 2020 · Here, we briefly summarize the available data for the zoonotic origins of HCoV-19, with reference to the other two epidemics of highly virulent coronaviruses, SARS-CoV and MERS-CoV, which cause severe pneumonia in humans.
- Gary Wong, Yu Hai Bi, Qi Hui Wang, Xin Wen Chen, Zhi Gang Zhang, Yong Gang Yao
- 10.24272/j.issn.2095-8137.2020.031
- 2020
- Zool Res. 2020 May 18; 41(3): 213-219.
Apr 16, 2021 · SARS-CoV-2 has a zoonotic origin, similar to the causative viruses of these previous outbreaks. The repetitive introduction of animal viruses into human populations resulting in...
- Devika Singh, Soojin V Yi
- 2021
In February 2021, after conducting part of their study, the WHO stated that the likely origin of COVID-19 was a zoonotic event from a virus circulating in bats, likely through another animal carrier, and that the time of transmission to humans was likely towards the end of 2019.
Jun 7, 2023 · June 22, 2023. The Origins of Covid-19 — Why It Matters (and Why It Doesn’t) Lawrence O. Gostin, J.D., and Gigi K. Gronvall, Ph.D. The Orig ns of C v d-19. When health emergencies arise,...
