balanced lethal gene

Objective To construct an attenuated Salmonella typhimurium vaccine strain expressing the gene EspA of EHEC O157: H7 with balanced lethal system.

目的利用平衡致死系统构建表达O157：H7EspA的减毒鼠伤寒沙门氏菌。

Utilization of λ-Red Recombination System and Balanced Lethal System to Reconstruct the Plasmid with Antibiotic Resistant Gene Using in Live Vaccine

利用λ-Red重组系统和平衡致死系统改造抗药性致腹泻工程疫苗

Research of sex determination is the basic foundation for insect sex control which can be efficiently controlled using balanced sex linked lethal genes, sex specific expression of domain lethal genes and male killing bacteria with the progress of gene engineering.

研究昆虫的性别决定是人们进行昆虫的性别控制的基础，随着基因工程的发展，人们可以利用性连锁平衡致死基因、性别特异性致死基因、杀雄微生物等多字方法对昆虫的性别进行控制。