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The efficacy of quarantine measures against coronavirus

Alison Wall looks at the reasons behind many governments’ decision to lock down their countries

The new virus known as SARs– CoV-2 is one in a family of coronaviruses. Coronaviruses have been identified since the mid 1960’s and are so called due to their characteristic crown shape.

Severe Acute Respiratory Syndrome (SARS) in 2003 and Middle East Respiratory Syndrome (MERS) in 2012 were also caused by coronaviruses.

As of 2 April there have been 857,641 confirmed cases of coronavirus, with 42,006 deaths across 206 countries.1

The virus is transmitted by infected droplets to the nose, mouth or eyes and attaches to cell membranes by the protein spikes on its surface. It then hijacks the cell and self-replicates.

Quarantine – why do it?

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