“Doctor Thira” opens research. Beijing University. Found BA.2.75.2. There is a chance of the next wave of outbreaks in the future.

On September 18, 2022 Assoc. Prof. Dr. Teera Worathanarat or “Doctor Thira“Faculty of Medicine Chulalongkorn University posted on Facebook “Thira Woratanarat“to the point covid today indicate that

Yesterday, around the world, 325,828 more people died, 654 more deaths, bringing the total to 616,841,286 people, 6,529,854 total deaths.

The top 5 most infected are:

  1. Japan
  2. Russia
  3. South Korea
  4. Taiwan
  5. France

Yesterday, the number of new infections had countries from Europe and Asia occupy eight of the top 10 and 18 in the world’s top 20.

The number of new infections every day in the world now. from Asia and Europe Together they accounted for 95.27 percent of the world’s population, while the number of deaths accounted for 85.01%.

Thailand’s epidemic situation

From the Worldometer data this morning, it was found that

Number of deaths yesterday 9th highest in the world and 6th in Asia, although the Ministry of Health has adjusted the reporting system from 1 May until the number of reports is greatly reduced.

Related news :

Update on Omicron BA.2.75.2

Cao YR and colleagues from Peking University, China, reported the results of the performance analysis of Omicron BA.2.75.2 Compared to other species

found BA.2.75.2 Much more resistant than other Omicron strains, both in people who have received 3 Coronavac injections, as well as people who have been vaccinated with different strains.

In addition, when looking at the cell’s binding capacity to ACE2 receptors, BA.2.75.2, along with other Omicron subspecies detected today, were more binding to the ACE2 receptor than the D614G strain ( that used to cause a second wave of outbreaks around the world from late 2020 to early 2021).

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The results indicated that BA.2.75.2 had both immune evasion performance. and binds to receptors on the cell surface a lot Therefore, it is likely to lead to the next wave of outbreaks in the future. If not protected

Long COVID in Brazil

Ceron ABC and team from Brazil Conduct a comparative study on the rate of problems. Long COVID by collecting data from patients with a history of infectionCovid-19 From September 2020 to April 2021, 814 people and 402 people who have never been infected with COVID-19.

It found that those who had been infected with COVID-19 in the past had a 29.6% rate of long-term cases of COVID-19.

Among the long COVID patients, 55.9% affected their quality of life.

Protecting yourself from infection is the best. Wearing a mask correctly regularly will greatly reduce the risk.


1. Cao YR et al. Imprinted SARS-CoV-2 humoral immunity induces converging Omicron RBD evolution. bioRxiv. 16 September 2022.

2. Ceron ABC et al. Prevalence and risk factors for long COVID after mild disease: a longitudinal study with a symptomatic control group. medRxiv. 17 September 2022.

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