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. 2013 Jul 30;8(7):e69773. doi: 10.1371/journal.pone.0069773

Table 1. Evaluation of potency and cytotoxicity of the selected compounds in cell assays.

EC50 (µM)a CC50 (µM)b CC50/EC50
Compound 1 0.03 >120 >4000
Compound 2 10 80 8
Compound 3 0.03 8 240
Compound 5 60 >120 >2
Compound 6 20 >120 >6
Compound 7 2 >120 >60
Compound 8 4 60 15
a

EC50, effective concentration 50%;

b

CC50, cytotoxic concentration 50%.

Relative error in the parameters is 15%.