Celery is a kind of medicinal and edible plants,there are a lot ofbioactive materials contained in celexy,such as celery flavonoid,unsaturated fatty acid,essential oil, coumarin derivatives and so on.Among them,pelargidenon,persicarin,luteolin are promising in antioxidation,curing down lipid peroxidation,prevention of cardiovascular disease and anti-aging.But these substances have not been effectively utilized until now. As celexy is of low price and high yield,we selected as our research material an...