Research Article
Flavonoids and Sesquiterpene Lactones from Artemisia absinthium and Tanacetum parthenium against Schistosoma mansoni Worms
Table 1
In vitro effects of crude extracts of A. absinthium (AA) and T. parthenium (TP) against S. mansoni adult worms.
| Groups | Incubation period (h) | Dead worms | Decrease of motor activity | Worms with tegumental alteration | Slight | Significant | | Slight |
| | 24 | 0 | 0 | 0 | 0 | 0 | 48 | 0 | 0 | 0 | 0 | 0 | 72 | 0 | 0 | 0 | 0 | 0 |
| 0.5% DMSO | 24 | 0 | 0 | 0 | 0 | 0 | 48 | 0 | 0 | 0 | 0 | 0 | 72 | 0 | 0 | 0 | 0 | 0 |
| | 24 | 100 | 0 | 100 | 0 | 100 | 48 | 100 | 0 | 100 | 0 | 100 | 72 | 100 | 0 | 100 | 0 | 100 |
| AA | | | | | | | 200 µg/mL | 24 | 100 | 0 | 100 | 0 | 100 | 48 | 100 | 0 | 100 | 0 | 100 | 72 | 100 | 0 | 100 | 0 | 100 |
| 100 µg/mL | 24 | 0 | 0 | 0 | 0 | 0 | 48 | 100 | 0 | 100 | 0 | 100 | 72 | 100 | 0 | 100 | 0 | 100 |
| 50 µg/mL | 24 | 0 | 0 | 0 | 0 | 0 | 48 | 100 | 0 | 100 | 0 | 100 | 72 | 100 | 0 | 100 | 0 | 100 |
| 25 µg/mL | 24 | 0 | 0 | 0 | 0 | 0 | 48 | 0 | 0 | 0 | 0 | 0 | 72 | 20 | 0 | 20 | 0 | 20 |
| 12.5 µg/mL | 24 | 0 | 0 | 0 | 0 | 0 | 48 | 0 | 0 | 0 | 0 | 0 | 72 | 0 | 0 | 0 | 0 | 0 |
| TP | | | | | | | 200 µg/mL | 24 | 100 | 0 | 100 | 0 | 100 | 48 | 100 | 0 | 100 | 0 | 100 | 72 | 100 | 0 | 100 | 0 | 100 |
| 100 µg/mL | 24 | 100 | 0 | 100 | 0 | 100 | 48 | 100 | 0 | 100 | 0 | 100 | 72 | 100 | 0 | 100 | 0 | 100 |
| 50 µg/mL | 24 | 100 | 0 | 100 | 0 | 100 | 48 | 100 | 0 | 100 | 0 | 100 | 72 | 100 | 0 | 100 | 0 | 100 |
| 25 µg/mL | 24 | 0 | 0 | 0 | 0 | 0 | 48 | 0 | 0 | 0 | 0 | 0 | 72 | 50 | 0 | 50 | 0 | 50 |
| 12.5 µg/mL | 24 | 0 | 0 | 0 | 0 | 0 | 48 | 0 | 0 | 0 | 0 | 0 | 72 | 0 | 0 | 0 | 0 | 0 |
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relative to 20 worms investigated. 1640. at concentration of 5 µM.
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