HLA抗原虽通常是利用末梢血中的淋巴细胞检出的 ,但已知有的疾病在淋巴细胞表面无法检出 HLA抗原 ,因为有的淋巴细胞表面没有 HLA抗原 ,故被称为裸淋巴细胞综合征 ,也称为 HL A缺陷症。后者可分为HLA- 类分子未表达和 HL A- 类分子未表达两种类型。不同的病例可表现出各种程 Although HLA antigens are usually detected by lymphocytes in peripheral blood, known antigens can not detect HLA antigens on the surface of lymphocytes. Because some lymphocytes do not have HLA antigens on the surface, they are called naked lymphocyte complexes Levy, also known as HL A deficiency. The latter can be divided into HLA-class molecules are not expressed and HL A- class molecules are not expressed in two types. Different cases can show a variety of processes