. 2008 Jul 1;43(1):6–12. doi: 10.3164/jcbn.2008037

Table 2.

Cytotoxic activity of rutaceae essetial oils

Concentration of essential oil (%)	Essential oils
0.0075≤CC₅₀<0.01 (0.0087 ± 0.0013)***	Bergamot (E)**, Grapefruit (E), Lemon (E), Mandarin (E), Orange sweet (E), Orange bitter (E)
0.01≤CC₅₀<0.025 (0.0203 ± 0.0060)	Yuzu(E), Yuzu(SD)***
0.025≤CC₅₀<0.05 (0.0313 ± 0.0048)	Lime (E), Lime (SD), Neroli (SD), Petitagrain (SD)

*CC₅₀: 50% Cytotoxic concentration, **E: Expression mtehod, ***SD: Steam Distillation method, ****: Each value represents the mean and the standard deviation.