Interés Humano

OMS: La variante delta ha sustituido en gran medida a otras tres variantes preocupantes de la covid-19

Alfa, beta y gamma ahora representan menos del 1% de los casos secuenciados, afirmó la organización

(FILES) In this file photo taken on August 7, 2021, a dose of the Johnson and Johnson Covid-19 vaccine is prepared at a mobile vaccination clinic at the Weingart East Los Angeles YMCA in Los Angeles, California. - The Johnson & Johnson Covid vaccine is more effective when given as a two-dose regime, according to new data released by the company on September 21, 2021. A second shot given 56 days after the first provided 75 percent protection against symptomatic Covid in a global clinical trial, with that level rising to 94 percent in the United States. (Photo by Patrick T. FALLON / AFP)
(FILES) In this file photo taken on August 7, 2021, a dose of the Johnson and Johnson Covid-19 vaccine is prepared at a mobile vaccination clinic at the Weingart East Los Angeles YMCA in Los Angeles, California. - The Johnson & Johnson Covid vaccine is more effective when given as a two-dose regime, according to new data released by the company on September 21, 2021. A second shot given 56 days after the first provided 75 percent protection against symptomatic Covid in a global clinical trial, with that level rising to 94 percent in the United States. (Photo by Patrick T. FALLON / AFP) PATRICK T. FALLON
Una trabajadora de la salud prepara una dosis de la vacuna contra la covid-19, en una clínica de vacunación, en Weingart East Los Angeles YMCA, en Los Ángeles, California, el 7 de agosto. (PATRICK T. FALLON/AFP)

Ginebra. La variante delta, presente en 185 países, ha sustituido en gran medida a las otras tres variantes preocupantes, alfa, beta y gamma, que ahora representan menos del 1% de los casos secuenciados, afirmó la OMS este martes.

Todos los virus, incluido el SARS-CoV-2 responsable de la covid-19, mutan con el tiempo.

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