Chinas XBB.1.16 local cases have not formed the advantage of communication

The National CDC announced that XBB.1.16 in Chinese local cases still maintains extremely low levels and has not formed the advantage of communication.

According to the Beijing Daily client report, the China National CDC introduced on Friday (April 21) that XBB.1.16 is a type of reorganization of the crown virus Omikon, which belongs to the XBB family.Civil name "Arcturus".

The National CDC said that XBB.1.16 is one of the more than 600 variable strains in the world, and it is also one of the 137 XBB Asian branches.XBB.1.16 was first discovered in January 2023, and then popular in countries or regions such as India, the United States, Singapore and Australia, and was officially named on March 5, 2023.XBB.1.16 has a new sudden change in S protein, making it easier to spread than the father's XBB.1, and the immune escape ability is equivalent to XBB.1.5.In view of the growth advantage of XBB.1.16 compared to other mutant strains, the World Health Organization specified it as a monitoring mutant strain on March 22.

When it comes to the popularity of the virus at home and abroad, the National CDC said that as of April 18, at least 33 countries or regions around the world reported XBB.1.16 3647 (examples), Mainly from India (63.4%), the United States (10.9%) and Singapore (6.9%).XBB.1.16 has grown rapidly in the sequences reported by India since March, and it has now become the main popular plants in India.The current popular mutation plants in the United States are still mainly XBB.1.5, but XBB.1.16 and XBB.1.9.1 have recently increased.Due to the popular XBB.16 of some countries in Asia, the proportion of XBB.1.16 in Chinese input cases has increased recently.XBB.1.16 in Chinese local cases still maintains extremely low levels and has not formed the advantages of communication.

As for how to prevent this virus, the National CDC said that the current vaccination or retained immunity retained in the past can still provide individuals with a certain degree of immune protection.When the public is exposed to environment, personnel dense places, or contacting crowds, it is still recommended to wear masks.At the same time, do a good job of self -health monitoring, especially the elderly and the elderly and the fragile people with basic diseases should pay special attention to self -protection.