Fig. 2.

Inhibitory effect of pomegranate peel extract on tube formation of HUVECs. HUVECs were plated on the wells coated with 100 μl of Matrigel basement membrane matrix. After 24 h treatment with different doses of PPE, the cells were stained with calcein and photographed with a Nikon camera attached to a fluorescent microscope at ×10 magnification.