LOS ANGELES, Feb. 25 (Xinhua) — The U.S. Centers for Disease Control and Prevention. Revealed that the new strain of coronavirus infection (COVID-19) is a mutated type. Omicron species subspecies XBB.1.5 spreading rapidly It accounted for 85 percent of new cases in the US this week.
The Center stated that the prevalence of the virus subspecies XBB.1.5 continues to increase since the end of last year This is up from 79.2 percent last week and from 71.9 percent two weeks earlier.
subspecies XBB.1.5 occupies the proportion of patients with COVID-19 increased in all regions across the country. The subspecies BQ.1.1 (BQ.1.1) remained the second most prevalent strain at 9.4 percent.
The center began tracking the virus. subspecies XBB.1.5 The first time was in November last year. which at the time accounted for less than 1 percent of cases in the country and has spread rapidly ever since.
Previous studies have indicated that the subspecies XBB.1.5 There are some worrying mutations. This indicates that it is more infectious than other strains or may be the most contagious so far. But scientists see that even though it spreads more easily But the virus does not appear to cause more serious illnesses.
