A lot of research on berries over the past few years has emphasized their antioxidant potential. There is a lot more to berries than simply antioxidant activity, and this abstract hints that one of the most abundant flavonoids in Alaska berries especially lingonberries, does a lot more. Mitochondria are the powerhouses of cells. Respiration and energy production occur in these organelles. Quercetin apparently has a huge influence on activity in this part of the cell. Go lingonberries! Check out the entire article although you will have to find a library with free copies to this journal. A single article is expensive.