Results:It was found that the concentrations and ratios of primers,the purity of DNA sample and the Taq polymerase employed seemed to be crucial for the accuracy of the HLA-A locus PCR-SSP.

• 结果：发现引物浓度和浓度比、DNA的纯度及酶的选用，是影响HLA-A位点PCR-SSP分型准确性的重要因素。