According to him, the low rate of vaccination against coronavirus leads to the fact that COVID-19 is actively mutating.

"Low rates of vaccination - they create the prerequisites, biological prerequisites for this (for the emergence of new strains.

- RT

) ... transmission, increase in contagiousness," - said Protsenko.

At the same time, he added that he had not yet heard anything concrete about the appearance of the so-called Moscow strain of coronavirus.

Previously, Deputy Director of the Center. Gamalei Denis Logunov told Russian President Vladimir Putin about the possibility of the appearance of Moscow strains of coronavirus.