The first domestic evolution branch of Omicron BA.2.3!

On April 25, Yantai City, Shandong Province held a press conference on epidemic prevention and control to introduce the latest situation of epidemic prevention and control.

The reporter learned from the press conference that from 0:00 to 24:00 on April 24, there were 36 new infections in Yantai City, including 2 confirmed cases, all of which were common types, and 34 asymptomatic infections. , have been transferred to designated hospitals.

Among the newly infected persons: 2 confirmed cases and 22 asymptomatic infections in Zhaoyuan City were all detected in the centralized quarantine personnel. Among the 9 cases in Penglai District, 3 cases were detected in the centralized isolation personnel, of which 2 cases were close contacts of asymptomatic infected persons reported on the 23rd, and 1 case was from Xiwutongkuang Village, Jinling Town, Zhaoyuan City to Penglai; 6 cases were found in the nucleic acid screening of risk personnel in key areas. There are 2 cases in Zhifu District, 1 case was detected in the centralized isolation personnel, and 1 case was found in the nucleic acid screening of risk personnel in key areas, all of whom were asymptomatic infected people in Zhaoyuan City at the same time. One case in Laizhou City was detected in the centralized isolation personnel, and it was a co-resident of the asymptomatic infection reported on the 23rd.

A total of 1,700 people in close contact and 3,179 people in sub-close contact were investigated in Yantai City, all of which implemented isolation control measures. The whole genome sequencing of the virus was carried out for the first time. So far, the gene sequencing analysis of 16 local cases in 4 districts and cities has been completed. It is the same transmission chain. The genotype of the cases is the evolutionary branch of Omicron BA. Find.

Source | CCTV News Client