pcr-rflp-based method pcrrflp法
HBV genotypes were determined by RFLP based on S-gene PCR products.
用S基因聚合酶链反应-限制性片段长度多态性确定HBV基因型。
Methods A PCR-based RFLP procedure was employed to detect the genotypes of 168 family trios of Han descent population in the North of China.
方法：采用PCR技术和限制性内切酶片段长度多态性（RFLP）的方法，检测中国北方汉族168个核心家系的基因型。
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