Assessment of Cytotoxic Activity of Rosemary (Rosmarinus officinalis L.), Turmeric (Curcuma longa L.), and Ginger (Zingiber officinale R.) Essential Oils in Cervical Cancer Cells (HeLa)

Table 2

IC₅₀ values obtained by cytotoxicity assays (MTT: 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bromide and NR: 3-amino-7-dimethylamino-2-methylphenazine) in HeLa (treatment, T) and HepG2 (control, C) cells treated with R. officinalis (REO), C. longa (CEO), and Z. officinale (GEO) essential oils.

Essential oil	MTT-IC50 (μg/mL)			value
	C (HepG2)	T (HeLa)
REO	633.0	909.6	0.696	0.1502
CEO	614.7	211.6	3.051	0.1984
GEO	635.1	141.4	4.330
	NRU-IC50 (μg/mL)			-value
	C (HepG2)	T (HeLa)
REO	633.0	909.6	0.696	0.1502
CEO	614.7	36.6	16.795
GEO	635.1	129.9	4.489

difference at 5%.
difference at 10%.