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Pfizer-BioNTech says no need yet to adapt vaccine for new coronavirus variants

The first generation vaccine developed by Pfizer-BioNTech works against coronavirus variants such as the Delta strain and does not need to be modified for the moment, the chief executive of German company BioNTech said on Monday.“It is quite possible that in the next six to 12 months, further variants will emerge and that would require adaptation of the vaccine but it is at the moment not yet the case,” Ugur Sahin told journalists.A decision to make a switch should be made only if it is clear…

Read the original article at South China Morning Post

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