结论：异种血管内皮生长因子基因重组T7噬菌体疫苗可打破机体对自身vegf的免疫耐受，诱导产生较高水平的特异性抗vegf抗体。
Conclusion: Recombinant T7 phage vaccine expressing xenogenic VEGF can break immunologic tolerance against self-VEGF and induce the producing of specific anti-VEGF antibody.
我国目前使用的主要活疫苗对异种IBV分离株的感染不能提供完全的保护作用。
The protective efficacy of vaccines showed that the live attenuated vaccines only provided partial protection to the vaccinated chickens against heterologous IBV infection.
我国目前使用的主要活疫苗对异种IBV分离株的感染不能提供完全的保护作用。
The protective efficacy of vaccines showed that the live attenuated vaccines only provided partial protection to the vaccinated chickens against heterologous IBV infection.
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