Determination of in vitro free radical scavenging and antiproliferative effect of Pennisetum alopecuroides on cultured A549 human lung cancer cells.

Context: Pennisetum alopecuroides (Poaceae) is a grass predominantly distributed in tropics and sub tropics. It is used as a cattle feed in many regions.

Aim: The objective of the present study was to investigate the in vitro free radical scavenging and antiproliferative activity of ethanol extract of P.