Catechin production in cultured Polygonum hydropiper cells

cal callo callus cell culture cells cellule chemical composition composition chimique crecimiento croissance cultivo in vitro culture de cellule culture in vitro drug plants flavonoide flavonoides flavonoids growth hipocotilos hypocotyle hypocotyls in vitro culture plantas medicinales plante medicinale plantule polygonum polygonum hydropiper rendement rendimiento seedlings yields