“Cambridge scientists found such vaccines were not perfect and sometimes led to nonsense proteins being made instead of the desired Covid ‘spike’, which mimics infection and leads to antibody production.
It was thought the minor tweak to uridine caused no problems in cells, but a team of researchers at the University of Cambridge’s Medical Research Council (MRC) Toxicology Unit have now found when this partially synthetic code is read,
the protein-making machine in the body sometimes struggles with the uridine analogues.”