Methods:The inflammatory edema reaction of rat paw was induced by a subcutaneous injection of arachidonic acid(1.0 g/L,0.1 mL)and histamine(10 g/L,0.1 mL)respectively.

• 方法:给大鼠左、右爪分别皮下注射花生四烯酸(1.；0g/L；