Table 3.
Anticancer activity and chemical composition of essential oils (I: Helichrysum gymnocephalum; II: Schefflera heptaphylla [30]; III: Laurus nobilis; IV: Origanum syriacum; V: Origanum vulgare; VI: Salvia triloba [31]; VII: Heteropyxis dehniae [32]; VIII: Schinus molle; IX: Schinus terebenthifolius [33]; X: Salvia officinalis [34]; XI: Melaleuca alternifolia [35]; XII: Citrus limon; XIII: Citrus medica; XIV: Citrus sinensis [36]; XV: Talauma gloriensis [37]).
| Essential oil | I | II | III | IV | V | VI | VII | VIII | IX |
| Anticancer activity (IC50 mg/L) | 16 ± 2 | 7.3 | 101.7 ± 7.9 | 130 ± 52.2 | 30.1 ± 1.14 | 174.3 ± 73.04 | 150 * | 54 ± 10 | 47 ± 9 |
| Component | |||||||||
| α-Thujene | 1 | 0.62 | 0.47 | 0.54 | 0.38 | ||||
| Sabinene | 0.3 | 6.92 | 0.35 | 5.56 | 0.24 | 0.02 | 0.02 | ||
| β-Pinene | 1 | 22.24 | 4.55 | 0.6 | 1.3 | 8.89 | 4.96 | 3.09 | |
| 2,3-Dihydro-1,8-cineole | 2 | ||||||||
| α-Terpinene | 1.2 | 0.7 | 0.37 | 4.46 | 0.44 | ||||
| p-Cymene | 4.2 | 0.74 | 30.22 | 3.83 | 0.34 | 1.5 | 2.49 | 7.34 | |
| Limonene | 0.5 | 3.61 | 2.1 | 1.68 | 0.9 | ||||
| 1,8-Cineole | 47.4 | 40.91 | 0.27 | 45.16 | 0.4 | ||||
| (E)-β-Ocimene | 2.4 | ||||||||
| α-Terpinolene | 1.3 | 0.35 | 0.43 | ||||||
| α-Phellandrene | 0.2 | 46.52 | 34.38 | ||||||
| Terpinen-4-ol | 2.7 | 1.55 | 1.09 | 0.07 | 0.03 | ||||
| α-Terpineol | 1.8 | 0.62 | 3.6 | 8.38 | 5.6 | ||||
| α-Copaene | 0.4 | 0.6 | 0.11 | 0.19 | |||||
| Aromadendrene | 2 | 0.49 | 0.19 | ||||||
| Bicyclosesquiphellandrene | 5.6 | ||||||||
| γ-Curcumene | 5.6 | ||||||||
| β-Selinene | 3.3 | 0.3 | 1.1 | ||||||
| Bicyclogermacrene | 5 | 1.05 | |||||||
| α-Amorphene | 5.1 | ||||||||
| 2,3-Di-tert-butylphenol | 0.5 | ||||||||
| Calamenene | 1.8 | ||||||||
| δ-Cadinene | 3.6 | 2.8 | 0.27 | 0.69 | |||||
| Essential oil | X | XI | XII | XIII | XIV | XV | |||
| [37] | |||||||||
| Anticancer activity (IC50 mg/L) | 554.4 ± 1.5 | 310 * | 10 | 1 | 0.5 | 14.1 | |||
| Component | |||||||||
| α-Thujene | 0.31 | ||||||||
| Sabinene | 0.41 | 0.1 | |||||||
| β-Pinene | 2.57 | 0.91 | 16.3 | 3.7 | |||||
| 2,3-Dihydro-1,8-cineole | |||||||||
| α-Terpinene | 0.2 | 5.76 | 0.1 | ||||||
| p-Cymene | |||||||||
| Limonene | 1.7 | 98.4 | 56.6 | 98.4 | 0.8 | ||||
| 1,8-Cineole | 17.52 | 19.29 | |||||||
| (E)-β-Ocimene | 0.1 | ||||||||
| α-Terpinolene | |||||||||
| α-Phellandrene | |||||||||
| Terpinen-4-ol | 1.01 | 42.62 | |||||||
| α-Terpineol | 0.27 | 11.3 | |||||||
| α-Copaene | 0.1 | ||||||||
| Aromadendrene | |||||||||
| Bicyclosesquiphellandrene | |||||||||
| γ-Curcumene | |||||||||
| β-Selinene | |||||||||
| Bicyclogermacrene | 2.1 | ||||||||
| α-Amorphene | |||||||||
| 2,3-Di-tert-butylphenol | |||||||||
| Calamenene | |||||||||
| δ-Cadinene | 3.3 | ||||||||