throwaway954823·قبل 5 سنوات·discussIt depends if the vaccine is sterilizing (destroys the virus) or leaky (symptoms are prevented but virus is not destroyed).Leaky vaccines do change evolutionary pressure and increase the likelihood of escape variants.For a case study in the worst case outcomes of leaky vaccines, see Marek's disease [1].It seems like the mRNA vaccines are at least partially leaky, so there have been concerns raised and alarms sounded by researchers.[1] https://en.wikipedia.org/wiki/Marek%27s_disease
Leaky vaccines do change evolutionary pressure and increase the likelihood of escape variants.
For a case study in the worst case outcomes of leaky vaccines, see Marek's disease [1].
It seems like the mRNA vaccines are at least partially leaky, so there have been concerns raised and alarms sounded by researchers.
[1] https://en.wikipedia.org/wiki/Marek%27s_disease