both aminoglycosides at concentrations of 0.1 mg/ml inhibited dextran sulfate activation of plasma prekallikrein , and 2.0 micrograms/ml tobramycin , but not gentamicin , inhibited the hydrolysis of h-d-pro-phe-arg-p-nitroanilide by rat plasma .
C0002556
aminoglycosides
C0040341
tobramycin