Research Article

Essential Oils of Lemongrass (Cymbopogon citratus Stapf) Induces Apoptosis and Cell Cycle Arrest in A549 Lung Cancer Cells

Figure 2

Cell apoptosis observed by Hoechst 33342 staining. A549 cells treated with HLL at concentrations 0, 1, and 10 μg/mL for 48 h (magnification, 400x). Arrows show the dead cells with apoptotic bodies.