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SARS-CoV-2 variants

The evolution of SARS-CoV-2 variants, such as Omicron-derived lineages XBB and JN.1, is driving updates to COVID-19 vaccines and therapeutics.

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Jan 10, 2026
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Can vaccine-generated spike protein integrate into human DNA or cells permanently?

The short answer: there is no reliable evidence that spike protein produced by authorized mRNA COVID-19 vaccines routinely integrates into human DNA and persists permanently; a handful of in vitro exp...