In this paper, signal peptide was added before the N-terminus of CEMA with the intention to reduce its toxic to plant cells while maintaining the strong antibacterial activity.

• 本文通过在CEMA的N端添加信号肽，对其进行改造，以探索不降低抑菌作用的同时，降低其对植物细胞毒害作用的可能性。