A genus of poisonous American herbs, family BERBERIDACEAE. The roots yield PODOPHYLLOTOXIN and other pharmacologically important agents. The plant was formerly used as a cholagogue and cathartic. It is different from the European mandrake, MANDRAGORA.

A plant of the genus PODOPHYLLUM, family BERBERIDACEAE (sometimes classified as Podophyllaceae) which is the source of PODOPHYLLIN and of PODOPHYLLOTOXIN that inhibits DNA TOPOISOMERASES, TYPE II. It is different from the European mandrake, MANDRAGORA.

Root-like underground horizontal stem of plants that produces shoots above and roots below. Distinguished from true roots which don't have buds and nodes. Similar to true roots in being underground and thickened by storage deposits.

Caustic extract from the roots of Podophyllum peltatum and P. emodi. It contains PODOPHYLLOTOXIN and its congeners and is very irritating to mucous membranes and skin. Podophyllin is a violent purgative that may cause CNS damage and teratogenesis. It is used as a paint for warts, skin neoplasms, and senile keratoses.

A plant genus of the family Plantaginaceae. Members contain scrosides (CINNAMATES) and phenylethanoid glycoside. P. kurrooa is the source of picroliv (a purified iridoid glycoside fraction from the roots having hepatoprotective, anti-inflammatory and antioxidant properties).

Concentrated pharmaceutical preparations of plants obtained by removing active constituents with a suitable solvent, which is evaporated away, and adjusting the residue to a prescribed standard.