Evidences showed that epidermal melanocytes are a new type of immunocompetent cells. 已发现皮肤黑素细胞是一种具有免疫学功能的新型细胞。
Methods Totally 31 leukemia children and 31 immunocompetent children as a control group were involved in the study. 方法实验组为31例白血病患儿,对照组为31例免疫功能正常儿童,两组儿童的年龄、性别无差异。