“In the population of Russians who were vaccinated with Sputnik V, 75% of those vaccinated have virus-neutralizing antibodies that are quite sufficient to protect them from Omicron,” he said.

According to him, among those who were revaccinated with Sputnik Light after about three months, "they have a 100% result in their serum."

Previously, RDIF and the Center.

Based on the results of a joint study with the Italian National Institute of Infectious Diseases Lazzaro Spallanzani, Gamaleya reported that Sputnik V gives virus-neutralizing antibodies to Omicron twice as much as Pfizer.

RDIF also reported that Sputnik Light is a universal booster for other vaccines.