Two doses of a Covid nasal vaccine spray led to >50-fold increase in spike-specific secretory IgA antibodies against 10 strains of SARSCoV2, indicative of potent mucosal immunity insight.jci.org/articles/vie... with evidence of blocking infections among health care workers after exposure

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Terrific news!😊 In your estimation, would it be realistic to think this type of approach *could* reach market within 2-3 years?

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I have one question: where the fuck is it? This study is 2 years old.

BRING IT

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How long do the IgA last?

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This is great, but how soon will this be available to the general public?

I wish these were actually available to the public.