Table 1.
Growth inhibitory effects of methanol extracts of Rhododendron arboreum leaves (MEL) and flowers (MEF) on different cancer cells in MTT assay.
| Concentration (µg/ml) | % Growth Inhibition |
|||||
|---|---|---|---|---|---|---|
| HeLa |
MCF7 |
A549 |
||||
| MEL | MEF | MEL | MEF | MEL | MEF | |
| 30 | 17.04 ± 0.57 | 8.29 ± 1.76 | 15.45 ± 0.54 | 19.04 ± 1.43 | 17.73 ± 0.77 | 13.05 ± 1.58 |
| 50 | 23.59 ± 0.92 | 16.23 ± 0.64 | 18.98 ± 0.75 | 30.63 ± 0.8 | 22.48 ± 1.29 | 20.46 ± 1.03 |
| 100 | 32.09 ± 0.75 | 27.27 ± 1.26 | 38.87 ± 2.57 | 54.01 ± 2.02 | 41.31 ± 1.24 | 30.28 ± 1.02 |
| 500 | 64.62 ± 2.65 | 53.11 ± 2.84 | 73.57 ± 1.27 | 84.93 ± 1.17 | 75.08 ± 1.68 | 45.92 ± 2.43 |
| EC-50 | 232.76 | 395.50 | 172.19 | 95.16 | 155.38 | 660.26 |
| F Ratio (3,8) | 608.64*** | 381.9*** | 934.03*** | 1241.07*** | 1221.00*** | 229.19*** |
| HSD | 3.87 | 5.82 | 3.94 | 3.73 | 3.37 | 4.25 |
Values expressed as Mean ± SE; *** significance at p ≤ 0.001