Influence of Biotransformation of Luteolin, Luteolin 7-O-Glucoside, 3′,4′-Dihydroxyflavone and Apigenin by Cultured Rat Hepatocytes on Antioxidative Capacity and Inhibition of EGF Receptor Tyrosine Kinase Activity - Schlupper, Doreen; Giesa, Sabine; Gebhardt, Rolf (Planta Medica, 2006)