Phylogenetic Trees of Coronavirus 229E and influenza virus H3N2 (IMAGE)
Caption
Just like the phylogenetic tree of the influenza virus subtype H3N2 (right), the phylogenetic tree of the 'common cold' coronavirus 229E (left) shows an asymmetrical shape, indicating a shift towards evasion of the immune system (antigenic drift). Scale: Mutations per nucleotide (genetic building block).
Credit
Image: Jó/Charité
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