Phytochemical Analysis, Cytotoxic, Antioxidant, and Antibacterial Activities of Lichens

Table 3

IC50 values of crude extracts of R. farinacea, E. prunastri, and P. furfuracea.

Species	IC50 (µg/mL)
R. farinacea	>1000
E. prunastri	>1000
P. furfuracea	498.40 ± 44.14
Ascorbic acid	8.90 ± 0.10^∗∗
Trolox	17.83 ± 0.50^∗

Data are reported as mean (n = 3) ± SD, ^∗: , ^∗∗:.