In vitro Antioxidant Activity of Polygonium hyrcanicum, Centaurea depressa, Sambucus ebulus, Mentha spicata and Phytolacca americana

Seyed Jalal Hosseinimehr, Fereshteh Pourmorad, Naghi Shahabimajd, Kami Shahrbandy and Rasa Hosseinzadeh

Pakistan Journal of Biological Sciences 10 ( 4 ): 637 - 640 , 2007