One concern that has been triggered by the new mRNA (messenger ribonucleic acid) technology used in the Pfizer/BioNTech and Moderna Covid-19 vaccines, is that it has the potential to change the vaccine recipient's DNA (deoxyribonucleic acid).
This video, presented by Royal College of Surgeons in Ireland (RCSI) medical graduate Dr Tikah Malek, addresses that concern.
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