[cdc.gov] (admin) There are Questions about shutting OFF your own altered DNA making the protein similar to covid which will be attacked by your own immune system:
"New Approach to Vaccines mRNA vaccines are a new type of vaccine to protect against infectious diseases. To trigger an immune response, many vaccines put a weakened or inactivated germ into our bodies. Not mRNA vaccines. Instead, they teach our cells how to make a protein—or even just a piece of a protein—that triggers an immune response inside our bodies. That immune response, which produces antibodies, is what protects us from getting infected if the real virus enters our bodies. "