L. (Cyperaceae) Rhizome Essential Oil Causes Cell Cycle Arrest in the G/M Phase and Cell Death in HepG2 Cells and Inhibits the Development of Tumors in a Xenograft Model.

L. (Cyperaceae), popularly known in Brazil as "priprioca" or "piriprioca", is a tropical and subtropical plant used in popular medical practices to treat many diseases, including cancer. In this study, rhizome essential oil (EO), collected from the Brazilian Amazon rainforest, was addressed in relation to its chemical composition, induction of cell death in vitro and inhibition of tumor development in vivo, using human hepatocellular carcinoma HepG2 cells as a cell model.

Antitumor Effect of the Essential Oil from the Leaves of Aubl. (Euphorbiaceae).

Aubl. (synonym Jabl.), popularly known as "orelha de burro", "maravuvuia", and/or "sangrad'água", is a medicinal plant used in Brazilian folk medicine as a depurative and in the treatment of infections, fractures, and colds.