> the lipid nano particles containing the mrna do not stay at the injection site the lipid nano particles are designed to enter cells with their payload. the vax manufacturing process is very messy, containing dna fragments from the plasmids used in the manufacture. there is also the sv40 promoter. stray dna and the sv40 promoter are examples of things you absolutely do not want inside your cells, and very bad things happen if the enter the cell nucleus.
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