Changes

* The antioxidant activity of flavonoids depends on their molecular structure, and structural characteristics of certain flavonoids found in hops and beer confer surprisingly potent antioxidant activity exceeding that of red wine, tea, or [[soybean]].

* Scientists at the University of California at Los Angeles (UCLA) have discovered that two plant-derived bioflavonoids, catechin and naringenin, display powerful antiviral activity on tissue culture infected with [[hepatitis C]].