#Lab Leak vs. Natural Origin
will focus on the Baric labs work on studying the role of the D614G mutation on SARS-CoV-2
transmission. Two papers contain extensive work of G614 and D614 variants (Meganck et al.
2024)(Hou et al. 2020).
During this research the D614G was put into the WA1 variant of SARS-CoV-2, the first case in
North America with the virus genome sequenced.
Test 5: The response from the sequencing laboratory and others to an inquiry concerning
laboratory-acquired infections
On March 23, 2025, the following email was sent to the GISAID submitters, Drs. Dirk Dittmer
and Mellisa Miller, at the Clinical Molecular Microbiology Lab, UNC Hospital.