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AstraZeneca + Pfizer Vaccines = Better Omicron Immunity
The UK's mix-and-match approach to vaccinations looks accidentally brilliant.
Mix and match?
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Could the UK inadvertently have given some of its population the best immunity possible against SARS-CoV-2?
After reported side effects among some populations with the AstraZeneca vaccine, the UK and much of Europe decided to use Pfizer shots as a second shot in certain age groups, creating a natural mix-and-match dosing experiment. New data from the UK suggest that this particular mix offered extra immunity from the omicron variant compared to those who had other platforms.