FIELD: medicinal microbiology. SUBSTANCE: invention is the strain - antagonist of enteropathogenic microflora including choleric vibrios and showing multiantibiotic resistance. Strain is obtained by selection as a result of symbiosis of acidophilic bacillus "ПЭЗ ВНИМИ МММП СССР". Strain is deposited in All-Russian Microorganism Collection "ИБФМ РАН". Strain L. acidophilus BKM B-2020D can be used as the base for antagonistic biological agents in curative-prophylaxis and industrial practice. EFFECT: bacterial strain indicated above.
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