Free radical scavenging reactions and antioxidant activities of silybin: Mechanistic aspects and pulse radiolytic studies. - Fu, Haiying; Lin, Mingzhang; Muroya, Yusa; Hata, Kuniki; Katsumura, Yosuke; Yokoya, Akinari; Shikazono, Naoya; Hatano, Yoshihiko (Free Radical Research, 2009)