antipathogen

例句：

1. 1.The vaccine is designed to fight against pathogens.
   这种疫苗旨在对抗病原体。
2. 2. Researchers are studying the role of antipathogens in disease prevention.
   研究人员正在研究抗病因子在疾病预防中的作用。
3. 3. Antipathogens have been found to be effective in treating certain types of cancer.
   已经发现某些抗病因子在治疗某些类型的癌症方面是有效的。