目前 ,国内亲子鉴定常规采用ＡＢＯ、Ｒｈ、ＭＮ和ＨＬＡ -Ａ ,Ｂ等五种血清学标志进行检测 ,这五种血型系统的累计排除亲子关系概率为 97 37% [1] ,一般能满足法医学亲子鉴定需要 ,但也存在某些局限性 ,本文报告的案例即如此。Ｄ1Ｓ80位点是位于人类第 1号染色体上的ＶＮＴＲ At present, the domestic paternity test routinely uses ABO, Rh, MN and HLA-A, B and other five serological markers for testing, the five blood group system, the cumulative exclusion of parent-child relationship probability of 9737% [1], generally meet the forensic science Paternity testing is needed, but there are some limitations as well, as is the case reported in this article. The D1S80 site is a VNTR located on human chromosome 1