| What researchers did know was that podophyllotoxin isn't always present in the plant. |
| Selection of producing podophyllotoxin endophytic fungi from podophyllin plant. |
| Compounds 8e i showed the higher insecticidal activity than podophyllotoxin. |
| No randomised trials were identified that studied the efficacy of carbon dioxide laser, surgical excision, curettage or cautery, formaldehyde, podophyllin, or podophyllotoxin. |
| All other natural health products are permitted to contain podophyllotoxin and podophyllum resin when not for topical use. |
| Today, podophyllotoxin is mainly harvested from the more common American mayapple. |
