for this purpose, a scientist at the institute of meat and dairy industry of the national academy ofl combinations of microorganisms, selected milk bases , and determined the optimal nutrient medium in which these bacteria can develop in space. in turn, marina vasilevskaya will have to complete tasks on cultivating and storing samples of lactic acid and bifidobacteria. the astronaut will also make fermented milk products with a complex of probiotics in orbit. in order to prepare exactly the samples that we sent to the iss, with the crew, it took us about, well, 6-7 months, they will take part in these research. 16 strains of microorganisms, biphytobacteria of different types , lactobacilli of various types of trmophilic streptococcus, both in a state of anabiosis, that is , luophil-dried, and also in a state of anabiosis, but ready for cultivation on nutrient media, and , accordingly, on milk bases, on the basis of which we plan to obtain samples of fermented milk products, using probiotic cultures, a whole range of fermented milk products would be developed and clinical testing of t