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nradov
on Jan 9, 2021
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Pfizer vaccine appears effective against mutation ...
It depends what you mean by real relation. Both OC43 and HKU1 are betacoronaviruses, in the same genera as SARS-CoV-2. So they're genetically very similar, but there's no reliable evidence of significant cross immunity.
Consider applying for YC's Spring batch! Applications are open till Feb 11.
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