professor ivanologist andrey petrovich prodeus works in our program, and i asked him one simple question. is there any way to test immunity? it turned out to be cheaper that it is possible and what simple tests you need to pass, we will tell you today so the first analysis is the first analysis - this is a standard general clinical blood test. as you understand , it is not expensive, it can be done most often for the budget in a regular clinic, and you get a lot of important immunological information. let's get a look. which means so the first blood test, an analysis of an expanded leukocyte formula. petrovich come leukocytes, white cells. from the point of view of immunity, blood cells are our officers and special forces. here the number of these cells in absolute numbers. you see, here 7.2 determines how much our immunity can really protect us, if these cells in total are less than 4.5 thousand problems, if there are more than 11-12,000, we are talking about problems most often inflammation or infection here , so the conversation about how many of these lymphocytes is very important is