Anthony Fauci said the Delta variant of Covid-19 now represents one in five new infections in the United States, describing the new variety as the “biggest threat” to the country’s efforts to eradicate the pandemic.
Fauci, senior medical adviser to President Joe Biden, said Tuesday during a press conference that the new variety, which was first discovered in India, had a “doubling time of about two weeks” in the United States. United and “follow the pattern” of the Alpha strain, which was first identified in the United Kingdom, which became the dominant strain in the United States during the spring.
Fauci revealed that 20.6 percent of genomically sequenced Covid-19 samples in the United States in the two weeks ending June 19 were the Delta variant, up from 9.9 percent fifteen days earlier and only 2.7 percent. one hundred champions in the two weeks ended May 22nd.
“Transmissibility is undoubtedly greater than the wild type and the Alpha variant,” he said, comparing Delta with the original Covid-19 strain that originated in Wuhan and the variant that was first discovered last year in the United Kingdom, respectively.
Fauci referred to a study by Imperial College London that found young people “driving the UK growth” of new Covid-19 infections, and also said that the Delta variant was the dominant strain among champions. sequenced.
“Similar to the situation in the UK, the Delta variant is currently the biggest threat in the US for our attempt to eliminate Covid-19,” he said.
The good news, he said, is that vaccines are effective against the new variant, with BioNTech / Pfizer and Oxford / AstraZeneca jabs each more than 90 percent effective in preventing hospital admissions against Delta variant after two doses.
The most recent figures on the spread of the Delta variant in the United States followed a concession from the White House earlier that day. mancaria Biden’s goal of having 70 percent of American adults receive at least one dose of a vaccine by July 4th. The current level is 65.4 percent.