Table 2: EC50 values (effective concentration at which the radicals present in the investigated samples were scavenged by 50%; the antioxidant activity was 50%) of c-EPL and ex-LMS isolated from C. unicolor submerged cultures in comparison to trolox and Vit C.

EC50 (μg/mL)
c-EPLex-LMStroloxVit C

chemiluminescence method
ABTS radical scavenging
DPPH radical scavenging>800

All results are expressed as mean ± SD from three experiments ( ). Values within the column and the row for investigated samples are significantly different (P ≤ 0.05). EC50 > 800 μg/mL cannot be calculated from the graphs.