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采集中国汉族127例个体静脉血,对 DRD4第三外显子—48bp 位点进行 PCR 扩增,聚丙烯酰胺凝胶电泳方法检测遗传多态性,以探讨其在法医学上的应用价值。
A total of 127 Chinese Han individuals were collected for PCR amplification of the -48bp site of exon 3 of DRD4, and polyacrylamide gel electrophoresis was used to detect genetic polymorphisms to explore its value in forensic medicine.