Virologist says Covid-19 mutation should not alter vaccine effectiveness

The video discusses the mutations in virus variants, focusing on the spike protein mutation. It explains the role of the spike protein in virus entry and vaccine effectiveness. The video also covers how viruses evolve and spread, comparing current variants to the original virus. It highlights that most mutations have little impact on disease severity or vaccine efficacy. The video explains the vaccine mechanism, emphasizing that a single mutation in the spike protein does not render the vaccine ineffective due to multiple immune targets.

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