Dorji Banzarov Buryat state University
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Nature of Inner Asia

Bibliographic description:
Dagurova O. P.
,
Zaitseva S. V.
,
Zambalayev A. V.
CULTIVATED ORGANOTROPHIC BACTERIA ISOLATED FROM THE SELENGA RIVER WATER // Nature of Inner Asia. - 2025. №1(30). . - С. 31-41.
Title:
CULTIVATED ORGANOTROPHIC BACTERIA ISOLATED FROM THE SELENGA RIVER WATER
Financing:
The research was carried out within the framework of state assignment No. 121030100229-1.
Codes:
DOI: 10.18101/2542-0623-2025-1-31-41UDK: 579.26
Annotation:
We isolated eighteen pure cultures of organotrophic bacteria from the Selenga River water, and determined the taxonomic affiliation of 13 strains using MALDI-TOF spectroscopy. The strains were classified as species Pseudomonas fluorescens, Pseudomonas syringae complex, Bacillus altitudinis/pumilus, and Bacillus cereus. All strains were catalase- positive, most were capable of consuming starch, and some could consume hydrocarbons and phenol. The cultures utilized a wide range of sugars, alcohols, and organic acids, which may indicate their adaptive potential. The data obtained expand our understanding of cultured bacteria in river ecosystems.
Keywords:
the Selenga River, pure cultures, strains, bacteria, microorganisms, ecosystem.
List of references: