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Chemoprotective activity of H. sabdariffa calyxes extract on breast cancerogenesis after 21 weeks post-DMBA exposition.
| Item | Number of rats with tumors/group | Incidence of tumors (%) | Tumors burden (g) | % Inhibition of tumor burden |
|---|---|---|---|---|
| NOR | 0/8 | — | — | — |
| DMBA | 7/8 | 86 | 913.9 ### | — |
| TAMOX + DMBA | 4/8 | 50 | 43.07 ∗∗∗ | 95.28 |
| HS 125 + DMBA | 5/8 | 63 | 138.30 ∗∗∗ | 84.86 |
| HS 250 + DMBA | 6/8 | 75 | 559.38 ∗∗ | 38.78 |
| HS 500 + DMBA | 5/8 | 63 | 702.84 | 23.09 |
