Flu epidemic
UK Covid-19 variant B.1.1.7 may mutate through dogs
The SARS-CoV-2 variant first identified in the UK, B.117, may have come from dogs. The discovery raises the risk of culling dogs in areas where B.117 is circulating.
Ncov Variant
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Flu epidemic
Why is the Delta variant spreading so quickly?
The Delta variant replicates rapidly in cells, infected people have a short incubation period, the virus is concentrated in the upper respiratory tract so it is easily s…