Antibacterial, Antibiofilm, and Efflux Pump Inhibitory Properties of the Crude Extract and Fractions from Acacia macrostachya Stem Bark

Table 3

Minimum inhibitory concentrations of A. macrostachya extract and fractions.

Microorganisms	ACF	AMF	AEF	APF	Ciprofloxacin
S. aureus	>500	>500	>500	>500	>10
S. pyrogens	500	>500	500	>500	0.3125
E. coli	250	500	>500	>500	2.5
P. aeruginosa	500	500	500	>500	0.625

ACF: A. macrostachya crude extract; AMF: A. macrostachya MeOH fraction; AEF: A. macrostachya EtOAc fraction; APF: A. macrostachya pet-ether fraction.