There is a separate project titled .
This research uses advanced imaging (cryo-electron tomography) to visualize exactly how the COVID-19 virus fuses with human cells. cv3.mp4
While there are other niche technical interpretations, here are the two most likely contexts: 1. Most Likely: Structural Biology Research There is a separate project titled
Supplementary Movie 3 (cv3.mp4) typically shows a 3D reconstruction or a "tilt series" of the virus's spike protein interacting with a cell membrane. cv3.mp4