Biological rule of inserts and rh box needs farther research . our research showed that gene sequences of the oriental were different from that of caucasian . designing primers according to rh dna sequence derived from caucasian could not discover the influence factors of rh d gene expression and inheritance characteristics 笔者认为,东方人种有着不同于高加索人的rh血型基因u ,文献公布的rhdna序列来源于高加索人种,据其设计引物进行的研究,不能完全揭示中国人d基因表达的影响因素及遗传学特征。