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Table 1 Checkerboard assay of GEN, AMK, KAN, AMP, VAN, TET and OBN against S. aureus

From: Ouabain potentiates the antimicrobial activity of aminoglycosides against Staphylococcus aureus

Antimicrobial agents MIC of each agent (μg/mL)   
alone Comb FIC FICI Outcome
GEN 4 0.25 0.0625   
OBN 32000 1000 0.03125 0.0937 Syn
AMK 4 0.5 0.125   
OBN 32000 1000 0.03125 0.1562 Syn
KAN 16 1 0.0625   
OBN 32000 2000 0.0625 0.125 Syn
AMP 0.5 0.25 0.5   
OBN 32000 8000 0.25 0.75 NI
VAN 1 0.25 0.25   
OBN 32000 16000 0.5 0.75 NI
TET 2 0.5 0.25   
OBN 32000 8000 0.25 0.5 NI
  1. Syn Synergism, NI No Interaction