Australia’s first mRNA Covid vaccine candidate could solve ‘immune imprinting’ problem — here’s what that could mean
Researchers developing Australia’s first mRNA Covid vaccine say they may have solved the “immune imprinting” issue that has contributed to the declining effectiveness of boosters as the virus mutates. Immune imprinting, also known as original antigenic sin, occurs when the body’s original immune response to a virus — either from vaccination or infection — becomes … Read more