Table 1.

IC₅₀ values (µM) are reported as mean ± S.D. of three independent experiments (n = 3). MCF-7, MDA-MB-361 and MDA-MB-231 cells were treated with nat CBD, syn CBD, CBDB and CBDP (from 0 to 100 µM) for 24 h.

Compounds	MCF-7	MDA-MB-361	MDA-MB-231
NAT CBD	58.6 ± 0.1	49.8 ± 1.5	46.6 ± 1.0
SYN CBD	59.0 ± 1.2	53.2 ± 0.8	45.3 ± 0.9
CBDB	57.4 ± 1.2	56.4 ± 1.2	48.4 ± 0.6
CBDP	56.7 ± 0.4	60.9 ± 0.4	49.3 ± 1.4