This is the average for all regions of the testing, said the company. The highest proportion of people who have identified antibodies in Moscow – 18.4 percent and the suburbs 20.2 percent.
Among the residents of St. Petersburg immunity to infection has 16 percent of the population, and in the Leningrad region is 11.3 percent. In Novosibirsk positive test results was observed in 10 patients. all these regions had the highest number of completed tests.
As previously reported, the mass testing for antibodies of class G in “Invitro” was launched on may 18 in all the regions and cities of presence. Since may 25, the company started to carry out tests for antibodies of class M (IgM), and on June 10, the range of laboratory tests for detection of antibodies of class G (IgG) to the new coronavirus infection added a new high-sensitivity test, European production, the results it is possible to obtain four hours.
Positive test for IgG antibodies suggests that a person has been infected with a virus SARS-CoV-2 , and he formed specific immune response. The immunoglobulin G production begins in the body through 21-28 days after contact with the virus, their level increases gradually, but for a long time remains high. The mere presence of class G antibodies does not exclude the risk of re-infection, but the probability is many times lower than that of people who have these antibodies are not detected.
the Presence of IgM antibodies may indicate that a person is currently sick, even if he has no symptoms of the disease.
in Addition to the importance for the individual, testing for antibodies of class G helps to get a more accurate idea of the scale of the pandemic and the formation of collective immunity.
