Antibodies to coronavirus found in 12 % of Petersburgers who took tests in Helix
Helix laboratory service presented the first results of testing on antibodies to coronavirus. From May 16 to 24, the tests passed 16 thousand Russians, the company’s press service told Paper . Among those who surrender the tests, protective immunity found in 12 % of Petersburgers, 15 % of Muscovites, 11 % of residents of Yekaterinburg and the Sverdlovsk region, as well as 10 % of Krasnodar residents, the company said.