Home » Delta variant virus triggers vaccinations at Nanjing Airport, China-BBC News

Delta variant virus triggers vaccinations at Nanjing Airport, China-BBC News

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On July 26, at a nucleic acid testing site in Nanjing, medical staff conducted nucleic acid testing and sampling for citizens.

A week ago, Nanjing, the eastern coastal city of China, detected 9 positive results in a regular nucleic acid test at Lukou Airport. In the next week, the trajectory of related cases was extended to 5 provinces in China, and the cumulative number of infections reached hundreds. Chinese officials confirmed the cause This epidemic is the variant virus Delta (Delta). Most people diagnosed at the airport have been vaccinated, and the outside world is concerned about the protection of China’s vaccine against the mutant virus.

At the seventh news conference on the prevention and control of the new crown epidemic in Nanjing, Jiangsu Province on the morning of July 27, Ding Jie, deputy director of the Nanjing Centers for Disease Control and Prevention, reported that from the case of completed gene sequencing, the current strain causing the Nanjing epidemic was The delta strain is the most prevalent strain in the current global epidemic.

Ding Jie said that from the previous related epidemics, the new characteristics of this strain are increased adaptability to the body, faster transmission, higher virus load, longer treatment time, and easier development of severe illness.

How did the current round of epidemic in Nanjing break out?

The outbreak in Nanjing started on the morning of July 20 a week ago. During regular nucleic acid tests on the staff of Nanjing Lukou International Airport, 9 positive results were found. The cases were first found in the cabin cleaners and passed through relevant persons. Social activities, family contact, and pollution of the workplace caused the virus to spread further. The patients initially were mainly security personnel participating in airport flights.

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