An immunologist admitted a decrease in the effectiveness of the COVID-19 vaccine against the omicron strain coronavirus omicron. Experts allowed the development of events in which protection against vaccination would become less reliable. Opinions are conveyed by URA.RU.
“The evolution of viruses is moving towards a change in the structure of the protein so that the vaccine does not act on it. Delta (the delta coronavirus strain became dominant in the summer of 2021 and gradually replaced almost all other variants of the virus in the world – approx. “Lenta.ru” ) in India reduced the effect by 20-30 percent. You have to wait to see, “- said Vladislav Zhemchugov, an immunologist, a specialist in especially dangerous infections.
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“Most likely, such dramatic changes did not occur. Perhaps the protection will simply be weakened. How many times the degree of protection of the vaccinated will drop – you need to look, research is being carried out. The degree of infectiousness is not very clear yet, “reassured Maxim Skulachev, a leading researcher at the Lomonosov Moscow State University, molecular biologist, virologist.
Earlier, at the N.F. The Gamaleys stated that the need to manufacture a new version of the Sputnik V vaccine will appear only if the effectiveness of the existing drug decreases by 8-10 times. It will be possible to talk about this substantively only after studying the strain from South Africa, noted the director of the center Alexander Gintsburg.