Our results indicated that the two loci D12S391 and D11S554 belong to complex repeats and this adds difficulty to their correctly typing.It is essential to construct allelic ladder in each population.

• 结果表明D12S391和D11S554基因座属复杂重复类型，为其准确分型增加了难度，首先需建立相应群体的等位基因分型标准物。