Research Article

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

Table 2

Total phenolic and flavonoid contents of A. macrostachya extract and fractions.

Extract/fractionsTotal flavonoid content (TFC) (mean ± SD mg QCE/g)Total phenol content (TPC) (mean ± SD mg GAE/g)

ACF87.78 ± 2.07444.27 ± 4.75
AMF152.0 ± 1.23455.43 ± 2.79
AEF127.4 ± 16.6028.88 ± 2.135
APF-27.78 ± 12.36-8.738 ± 5.725

ACF: A. macrostachya crude extract; AMF: A. macrostachya MeOH fraction; AEF: A. macrostachya EtOAc fraction; APF: A. macrostachya pet-ether fraction; QCE: quercetin equivalent; GAE: gallic acid equivalent.