The relationships between APN and resistance of cotton bollworm to Bt were discussed in terms of its biochemistry,physiology and molecular biology by analyzing the action modes of Bt toxin.

• 本文通过分析Bt毒素的作用方式,从生化、生理、分子生物学等方面探讨了棉铃虫Bt毒素受体蛋白APN与抗性的关系。