you're having trouble understanding them...just like the last time we discussed mRNA technology and you thought the vaccines changed DNA...and learned that they don't, since it works on in the cytoplasm...not the nucleus.
Link: https://www.forbes.com/sites/coronavirusfrontlines/2021/02/26/could-vaccination-cause-me-to-test-positive-for-covid-19/?sh=6a68480838b3