Table 5.

Tolerance level (MBC/MIC) of Xa-AgNPs and Ff-AgNPs.

Bacteria strains	Xa-AgNPsa	Ff-AgNPsa
MRSA	4	2
S. aureus ATCC	2	2
VRE	4	4
E. faecium ATCC	4	2
P. aeruginosa MDR	2	2
P. aeruginosa ATCC	4	4
E. coli MDR	2	2
E. coli ATCC	4	2

^aXa-AgNPs are the AgNPs prepared using Xanthoria parietina and Ff-AgNPs are the AgNPs prepared using Flavopunctelia flaventior.