Western blot analysis showed that the expression product was recognized by the antiserum.Conclusion There is cross-immunoreactivity between serine protease of Anopheles dirus and Manduca.

• 结论 大劣按蚊与烟草天蛾丝氨酸蛋白酶具有交叉免疫活性，利用烟草天蛾丝氨酸蛋白酶抗血清研究大劣按蚊丝氨酸蛋白酶是可行的。