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Cytotoxicity effect (% mortality) of the PHNQs pigment extracts from the shell and spine of sea urchin E.matheai.
| Samples |
∗Concentration (μg/ml) |
LC50 | |||
|---|---|---|---|---|---|
| 125 | 250 | 500 | 1000 | ||
| Shell pigment | 2.05 ± 1.05 | 5.07 ± 1.09 | 7.5 ± 2.02 | 12.07 ± 3.32 | LC50 > 1000 |
| Spine pigment | 3.73 ± 1.22 | 27.15 ± 5.02 | 31.29 ± 7.09 | 33.82 ± 9.12 | LC50 > 1000 |
Mean value ± SD (n = 3), P < 0.05.
