Phenotypic peculiarities of batumin-resistant staphylococci.

Batumin-resistant variants of two clinical strains of Staphylococcus (S.) aureus and of strain ATCC 6538 P (209 P) were produced in vitro by continuous subculture in the presence of batumin. Their phenotypic characteristics differed substantially from the parent strains properties and did not correspond to those of S.