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UK, South African, Brazilian: a virologist explains each COVID variant and what they mean for the pandemic – The Conversation AU

These variants are definitely cause for concern. But there’s every indication we can adapt our vaccine strategy to combat these and other variants going forward….

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Australia has recently seen SARS-CoV-2 (the virus that causes COVID-19) escape several times from hotel quarantine, including in Brisbane, Perth and Melbourne.
These incidents have been particularly concerning because they involved people infected with variants of the virus.
But what exactly are these variants, and how concerned should we be?
Whats a variant?
Viruses cant replicate and spread on their own. They need a host, and they need to hijack the cells of the host to replicate. When they replicate…

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