analysis of the data for isolated from 286 epidemiologically distinct episodes showed that the variability of colicine and antibiogram characters , found among isolates within , respectively , 40 and 28 % of the episodes , was generally associated with loss or gain of a plasmid ( `` '' col ib-knp ' ) which determined production of colicine ib and knp resistance .
C0027603
kn
C0030576
kn