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What problems do coronavirus variants pose?
The hunt is on for the Brazilian variant, and tracking mutations will be necessary for some time to come
Of the many coronavirus variants identified so far, there is particular concern about P1, first identified in Brazil, with fears about the extent it can evade the immune system and possibly vaccines. The UK has recorded six cases so far, with the hunt now on for the one positive result who did not leave their contact details.
Read the original article at The Guardian