Syntheses, Characterization, and Antibacterial Evaluation of P. grandiflora Extracts Conjugated with Gold Nanoparticles

Table 1

Minimum inhibitory concentration (MIC) of biologically and chemically synthesized gold nanoparticles as well as their conjugates with P. grandiflora extracts.

Samples	E. coli (ATCC 25922)	E. coli (ATCC 35218)	K. pneumonia (ATCC 700603)	MSSA	MRSA
GB	0.05	0.1	0.0125	0.05	0.8
GAB	0.05	0.1	0.0063	0.2	0.2
GMB	0.4	0.2	0.8	0.05	0.2
GWB	0.4	0.8	0.0063	0.1	0.2
GC	0.4	0.8	0.8	0.025	0.1
GAC	0.0063	0.1	0.1	0.0063	0.8
GMC	0.05	0.1	0.1	0.05	0.4
GWC	0.1	0.1	0.1	0.05	0.1

B: biological synthesis, C: chemical synthesis, G: gold nanoparticles, GA: gold nanoparticles with acetone extracts, GM: gold nanoparticles with methanol extracts, and GW: gold nanoparticles with water extracts.