China News Service, Nanjing, July 27 (Reporter Zhu Xiaoying) On the morning of the 27th, Nanjing held a press conference on the prevention and control of the new crown pneumonia epidemic in Nanjing (the seventh session).
At the meeting, in answering the question "What is the virus strain that caused the epidemic" raised by a reporter from Chinanews.com, Ding Jie, deputy director of the Nanjing Centers for Disease Control and Prevention, said that from the perspective of the completed gene sequencing, the current cause of the epidemic The strain is a delta mutant strain, and the sequencing of the remaining cases is in progress.
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