TABLE 1.

Calculation of the total phenolic content of the synthesized AuNPs as extract equivalents for the conversion of concentration represented as % v/v to μg/mL.

Synthesized gold nanoparticle	Highest concentration tested for biological activity (% v/v)	Corresponding extract equivalent (μg/mL) calculated for 25% v/v	Resulting concentration ranges for the antimicrobial and anti-biofilm assays (μg/mL)
HO-MeOH − GA	25	76.36	0.60–76.36
HO-MeOH + GA	25	106.84	0.83–106.84
HO-Powder − GA	25	285.14	2.23–285.14
HO-Powder + GA	25	668.75	5.22–668.75