Fig. 5From: Antitumor efficiency of the natural alkaloid berberine complexed with C60 fullerene in Lewis lung carcinoma in vitro and in vivoCaspase 3/7 activity in LLC cells, incubated with either free 10 µM Ber, free C60 at concentrations used in nanocomplexes 2:1, 1:1 and 1:2 (20, 10 and 5 µM, respectively) or C60–Ber nanocomplexes at Ber-equivalent 10 µM concentration (caspase 3/7 activity in untreated cells was taken as 100%)Back to article page