The level of IgG in sera increared after immunization with rSjIR_3 and rSjIR_3+FCA. The worm reducation rate and the egg reducation rate were 26.63%, 34.79% and 26.38%, 44.09% respectively.

• 动物保护试验表明rSjIR_3及rSjIR_3+FCA免疫小鼠，可诱导产生26.；63%25、34