70% of city Covid cases are Delta strain
Centre predicts further surge in numbers
The Delta variant is responsible for 70% of people in Bangkok falling sick with Covid-19, says a study by the Centre of Excellence in Clinical Virology at Chulalongkorn University.
The findings were revealed by Yong Poovorawan, the centre director, on his Facebook.
He said the first outbreak of Covid-19 came early last year with the Wuhan strain, which quickly spread around the world.
The strain returned in a second outbreak late last year with a hotspot identified at a central shrimp market in Samut Sakhon. The virus was thought to have come from Myanmar.
The current third outbreak has been dominated by the Alpha (UK) variant which transmits 1.7 times fast than the Wuhan strain, said Dr Yong.
The…
