[Transfer of plasmid bacteriocinogenicity during the growth process of a population of staphylococci].


Staphylococcus epidermidis strain No. 17 containing the bacteriocinogenicity plasmid and incapable of the spontaneous loss of this plasmid was studied. When the contact between the dividing cells was broken by shaking, the cells without the plasmid were shown to appear in the population starting from the 30th minute of cultivation. In all cases the loss of… (More)