Covid.gov – Lab Leak: The True Origins of Covid-19
whitehouse.gov
whitehouse.gov
- "The virus possesses a biological characteristic that is not found in nature." Furin cleavage sites are common in other types of coronaviruses (like MERS).
- "Data shows all cases stem from a single introduction into humans." The collected samples suggest there were at least two separate spillover events (Lineage A and Lineage B) at the Huanan Market.
- "If there was evidence of a natural origin it would have already surfaced." For many viruses we have never found the exact animal/human jump variant or the in-between carriers.