when compared with astromicin , amikacin , gentamicin , and sisomicin , dactimicin was similar to astromicin in in vitro activity and was more active than amikacin and gentamicin against the clinical isolates of serratia marcescens , but less active against pseudomonas aeruginosa .
C0037209
sisomicin
C0017436
gentamicin