Table 4. Cytotoxicity of the essential oils and drugs against four cancer cells by MTT test.
| Plant Essential oil or drug | IC50 | |||
|---|---|---|---|---|
| A549 | MCF-7 | HeLa | K562 | |
| A. galanga (μg/mL) | > 100 | 93.00 ± 5.33 | 82.09 ± 7.46 | > 100 |
| B. rotunda (μg/mL) | > 100 | 19.61 ± 2.26 | 30.39 ± 9.64 | > 100 |
| Z. montanum (μg/mL) | > 100 | 70.55 ± 4.92 | 68.80 ± 2.98 | 93.58 ± 4.59 |
| Z. ottensii (μg/mL) | 43.37 ± 6.69 | 9.77 ± 1.61 | 23.25 ± 7.73 | 60.49 ± 9.41 |
| Doxorubicin (ng/mL) | 293.59 ± 10.48 | 15.82 ± 4.97 | 26.08 ± 1.79 | 800.45 ± 60.06 |
| Idarubicin (ng/mL) | 37.44 ± 9.42 | 5.58 ± 2.98 | 4.16 ± 1.42 | 409.40 ± 38.48 |
| Cytarabine (μg/mL) | > 100 | 1.87 ± 0.34 | 18.11 ± 3.45 | > 100 |
| Cyclophosphamide (μg/mL) | > 400 | > 400 | > 400 | > 400 |