Funding: the study was funded by the Russian Science Foundation, project number 22-15-00443, https://rscf.ru/project/22-15-00443/.

Acknowledgements: the authors express their gratitude to the Center for Precision Genome Editing and Genetic Technologies for Biomedicine, Federal Research and Clinical Center of Physical-Chemical Medicine of the Russian Federal Medical Biological Agency, for bacterial gene sequencing required for multilocus sequence typing of the strains.

Author contribution: Abdraimova NK, Kornienko MA — study plan, data acquisition and processing, manuscript writing; Bespiatykh DA — data processing, Kuptsov NS — data acquisition; Gorodnichev RB — study plan, data processing; Shitikov EA — data processing, manuscript writing.

Compliance with ethical standards: the study was carried out in accordance with the sanitary and hygienic guidelines SP 1.3.2322-08 “Safety of Working With Microorganisms of III-IV Groups of Pathogenicity (Danger) and Causative Agents of Parasitic Diseases”; sanitary and hygienic guidelines SP 1.3.2518-09 "Additions and Amendments № 1 to the guidelines SP 1.3.2322-08 "Safety of Working With Microorganisms of III-IV Groups of Pathogenicity (Danger) and Causative Agents of Parasitic Diseases"; sanitary and hygienic guidelines "Sanitary and Epidemiologic Requirements for the Handling of Medical Waste" (SanPiN 2.1.7.2790-10); Federal Clinical Guidelines "Rational Use of Bacteriophages in Clinical and Epidemiological Practice".