Global COVID-19 Update: XBB.1.16 Subspecies Discovered with Increased Detection Proportion, WHO Assessment, Peking University Study, and Cognitive Impact Study from Spain

by time news

2023-04-22 06:11:00

Dr. Teera updates the situation of COVID-19 A subspecies XBB.1.16 was found. The proportion of detection increased.

On April 22, 2023, Assoc. Prof. Thira Worathanarat, M.D., Faculty of Medicine Posted a message via Facebook stating that on April 22, 2023, yesterday, around the world, 56,942 people were added, 281 more deaths, a total of 686,317,328 people, and a total of 6,858,960 deaths.

The top 5 most infected are South Korea, Japan, France, Russia and Australia.

As of yesterday, in the number of new infections, countries from Europe and Asia occupied seven of the top 10 and 16 of the top 20 globally. The number of new infections per day around the world right now from Asia and Europe Together, it accounted for 82.8 percent of the world, while the number of deaths accounted for 85.05 percent.

Update XBB.1.16 from WHO

The World Health Organization published the risk assessment report for the Omicron subspecies XBB.1.16 on April 17, 2023. Several countries have reported an increased proportion of detections of XBB.1.16. but current information assessed that the global risk is still low due to immune resistance And the severity of the disease from XBB.1.16 is still the same as the original outbreak.

However, it is expected to increase the number of cases in countries and may account for the majority of the outbreak in some countries. because of the high diffusion efficiency and degree of immune resistance The World Health Organization has classified XBB.1.16 as Variants of Interest (VOI) alongside XBB.1.5, while the other six subspecies are listed as Variants under Monitoring (VUM).

XBB.1.16 evaluation results from Peking University team

Last night, Cao YR published a performance study of XBB.1.16, showing that the level of immune resistance of XBB.1.16 was the same as that of XBB.1.5 (consistent with the results of a previous Yale University team study). this)

It was also found that The binding capacity of the ACE2 receptor at the cell surface was similar as well, whereas the newly observed subspecies XBB.1.5.10, with the additional mutation site F456L, was immune-resistant. more than with reduced binding capacity to ACE2 receptors on the cell surface

Cao YR has hypothesized that The mutation of XBB.1.16, which has a mutational location at K478, is likely due to frequent reinfection. Whether it was a person who was previously infected with a delta strain and re-infected with Omicron or a person who was re-infected with Omicron strains.

Impact on cognitive memory after COVID-19 infection

Herrera E and colleagues from Spain The results of the study were published in the journal Scientific Reports on April 19. Study among people who have been infected with COVID-19 214 people who were diagnosed according to the World Health Organization’s Post-COVID syndrome (Long COVID) criteria, aged 26-64 years, most of them female (85%).

point out that Young people have cognitive and memory problems after being infected with COVID-19. more than the elderly

The above information reinforces our awareness of the importance of self-prevention. or not repeating is the best

Thailand’s current situation There are more infections around. You should use your daily life consciously. Don’t be careless and be careful about sharing food and belongings with others outside the home. avoid crowded places poor ventilation wearing a mask correctly It will greatly reduce the risk.

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