(People's Daily Health Client Zhu Xiaona) From June 26 to July 7, there were nearly 2,000 new cases of new coronavirus infections across the country. This round of epidemics involves 19 provinces and municipalities (including Beijing, Shanghai, and Tianjin) municipality). Among them, Beijing, Xi'an, Dalian and other places have successively reported the discovery of Omicron BA.5 local cases.
In Si County, Suzhou City, Anhui Province, staff register nucleic acid sampling information for residents. Photo by Xinhua News Agency reporter Huang Bohan
Gene sequencing of the new epidemic virus points to the BA.5.2 branch
Beijing, Xi'an, and Dalian have successively reported genetic sequencing results of people infected with new coronavirus pneumonia, showing that the virus belongs to the BA.5.2 branch of the Omicron variant strain, combined with Epidemiological investigation , preliminary consideration is that the source comes from abroad.
Among them, according to the Xi'an Center for Disease Control and Prevention, mainland China reported the first local case of Omicron BA.5 on July 5. On July 6, it was announced at the 379th press conference on the prevention and control of the new coronavirus pneumonia epidemic in Beijing that the results showed that the viruses all belong to the BA.5.2 branch of the Omicron mutant strain. On July 7, Sun Ke, director of the Dalian Center for Disease Control and Prevention, reported the latest epidemic situation. The virus gene sequenced this time was the Omicron BA.5 mutant strain, which was discovered for the first time in Dalian.
According to , the World Health Organization mentioned in the global new crown epidemic weekly report on June 29 that the BA.4 and BA.5 mutant strains have replaced the previous BA.2 as the main global strains.
html On July 5, Zhang Yi, director of the Prevention and Control Institute of the Shaanxi Provincial Center for Disease Control and Prevention, said in an interview with West China Net·Shaanxi Toutiao that the Omicron BA.5.2 mutant strain is more transmissible than the previously popular BA2.2. Faster and with stronger immune evasion capabilities.This round of epidemic spreads in many places, and asymptomatic infections increase
html From 0 to 24:00 on July 7, 31 provinces (autonomous regions, municipalities directly under the Central Government) and Xinjiang Production and Construction Corps reported 47 new locally confirmed cases, with 47 new locally confirmed cases reported. There are 331 local asymptomatic infections.The People's Daily Health Client found that from June 26 to July 7, the number of new asymptomatic infections nationwide in this round of epidemic every day was several times the number of confirmed cases, accounting for more than 80% of the total number of infections. Among them, Anhui, Jiangsu, and Shandong have reported new asymptomatic infections for seven consecutive days.
This round of epidemic involves many provinces, cities, and municipalities directly under the Central Government, and spillover cases have been reported in many places. On July 7 alone, 45 cases of infection were reported in Shanghai. The People's Daily Health Client found that since July 3, the epidemic has affected 14 districts in Shanghai; 66 new cases were reported in Linyi, Shandong, distributed in multiple counties, including More than 2,000 people at Linyi No. 14 Middle School were quarantined; one positive case was found in Lanzhou, Gansu, and the trajectory involved the Provincial Maternity and Children's Hospital. It is reported that the hospital's Qilihe Campus has suspended treatment. The movement trajectory of a new person with a positive nucleic acid test in Fuzhou, Fujian was announced. The infected person came from Shanghai and drove to Mawei on July 4.
As the epidemic spreads in many places, Jiangsu, Shanghai, Anhui and other places have successively released the latest status of epidemic prevention and control. On July 7, Wuxi City, Jiangsu Province’s Joint Prevention and Control Headquarters for the COVID-19 Epidemic issued a notice to adjust the medium and high-risk areas, accurately implement control measures for key groups, and implement " Su "Health code " is assigned a yellow code, and the "doorbell code" (location code) is assigned a red warning. Personnel assigned the yellow code are required to undergo nucleic acid testing five times in 5 days.
