The biologist said who have not immunity to the coronavirus

Immunity to coronavirus is produced not all ill patients. This at a press conference in TASS said the Deputy Director on innovative work of the St. Petersburg research Institute of epidemiology and Microbiology named after Pasteur, Alexander Semyonov.

According to him, COVID-19 peculiar to the different pattern of formation of antibodies.

“it turned Out that the people who have had very easy and very hard, do not form antibodies to either form a very small,” — said the biologist.

as a result, these patients are at risk of getting sick again. The positive picture is observed in recover COVID-19 average weight or “a little harder, a little easier,” said Semyonov.

the Virologist also said why the coronavirus tests sometimes give false negative results.

the doctors Previously said that the probability of re-infected with coronavirus exist. According to them, the terms of the preservation of immunity be 100-120 days.

Stories about how you tried to get help from the Russian state in terms of coronaries and what came of it, email it to