本文报告我国发现的第一例血液开米拉。血样采自一例健康男性献血员。他本人系非双生子,有4个孩子,外生殖器无任何异常。他的红细胞有63％为O,CcDee,Lu(b-),其余为B,CcDEe和Lu(b+);白细胞抗原为HLA-A2,A11,B7,B13,B40。家系调查表明,他具有父亲的两条HLA单倍型。这个事实提示,他父亲提供了两个基因型不同的精子。外周血核型分析表明,他的淋巴细胞有67%为46,xx,33%为46,xy,但成纤维细胞培养物均为46,xy。颊涂片的性染色体检查为阴性。 This article reports the first case of blood opened in China found Mira. Blood samples taken from a healthy male blood donor. He himself is a non-twins, with 4 children, genitalia without any exception. 63% of his erythrocytes were O, CcDee, Lu (b-) and the rest were B, CcDEe and Lu (b +); leukocyte antigens were HLA-A2, A11, B7, B13 and B40. A pedigree investigation showed that he has two father’s HLA haplotypes. This fact suggests that his father provided two different sperm genotypes. Peripheral blood karyotype analysis showed that 67% of his lymphocytes were 46, xx, 33% 46, xy, but the fibroblast cultures were 46, xy. Cheek smear sex chromosome test was negative.