depending upon the source of the isolate , 36 to 54 % of the enterococci demonstrated high-level resistance ( minimal inhibitory concentration , > 2,000 mug/ml ) to streptomycin , 16 to 49 % to kanamycin , and 0 to 14 % to amikacin .
C0022487
kanamycin
C0002499
amikacin