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COVID-19: what is genomic tracing and how does it work? – ABC News

We often hear the term ‘genomic tracing’ bandied about in press conferences when a mystery COVID-19 case is linked to a cluster. But what is genomic tracing, and…

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We often hear the term “genomic tracing” bandied about in press conferences when a mystery COVID-19 case is linked to a cluster (along with a collective sigh of relief).
But what is genomic tracing, how does it work and where has it been used before?
Even though more people are talking about it than ever, genomic tracing has been used to identify and track down disease transmission routes for years.
It relies on genome sequencing a process that’s been around since the 1970s, but has become much…

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