Like a Mantoux reaction: in Russia they created a simple test for the need to re-vaccinate against COVID

Scientists from St. Petersburg have developed a test that will determine whether it is necessary to be re-vaccinated against

COVID-19. The test is reported to be as simple as the Mantoux reaction. Discuss

The test uses cellular immunological memory. It contains information about whether the human body has encountered any pathogen.

The test was called CoronaDerm PS. The first and second phases of its clinical trials have already passed. Scientists say that according to their results, the drug is effective. He has two more tests to go through.

CoronaDerm PS is injected under the skin. On the third day after the injection, doctors evaluate the size of the papule formed.

Scientists have also noticed that the incidence of coronavirus is now on the rise.