Expression of these genes encoding AHL-dagrading enzyme in AHL-dependent pathogens and plants efficiently quench the acceleration of QS signal and blocks pathogenic infection.

• 在AHL依赖型致病菌和转基因植物中AHL降解酶能有效地抑制QS信号分子的积累,从而阻断病原细菌的发病机制,提高了植物的抗病性。