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COVID booster: Nanobodies

Four things science learned about COVID-19 last week.

Visualisation of SARS-CoV-2 virus with nanobodies (purple) attaching to the virus spike protein. There is a large round grey object at the boddom. It has fuzzy cloud-like structures. Small purple balls are sitting on the structures
Visualisation of SARS-CoV-2 virus with nanobodies (purple) attaching to the virus spike protein. Credit: Drew Berry and Wai-Hong Tham.