Engineered secretory IgA antibodies vs Omicron (BA.1, BA.2, BA.5) were 25 to 75-fold more potent than shots (->IgG) for neutralization. A single nasal spray dose prevented infections in the mouse model
https://www.pnas.org/doi/10.1073/pnas.2315354120
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Eric Topol (erictopol@mstdn.social)'s status on Wednesday, 10-Jan-2024 05:57:04 JST Eric Topol