heterologous

The immunization strategy of the heterologous vector(prime/boost)is achieved by the co-expression of the same protective antigen with differ.

异源性载体prime/boost免疫策略是利用不同性质的载体表达同一个保护抗原,一般是DNA疫苗初次免疫(prime),然后用病毒载体加强(boost)。