The XXVI International Scientific Conference of Students, Postgraduates and Young Scientists “Lomonosov-2019” was held on the basis of the Moscow State University named after M.V. Lomonosov, in which the junior researcher Rufina Kamalieva and research assistant Shayhulova Sarbinaz took part. The conference was held in the framework of the International Youth Scientific Forum "Lomonosov". Our  colleaguespresented two works during the conference : "Estimation of natural nanoclay toxicity for mammalian cells" and "Interaction of oil-degrading bacteria Alcanivorax borkumensis and nematode Turbatrix aceti.