铜、锌元素均为体内必需微量元素,是机体生长发育、组织代谢、造血、免疫等多种生理功能不可缺少的元素.其在体内缺乏或分布异常与许多疾病的发生、发展密切相关.为探讨正常儿童两种元素在不同组织的分布特点及相互关系,本文同时测定了正常儿童红细胞、血清及头发中铜、锌元素含量。1 对象和方法选择正常儿童42名(男22名,女20名),年龄4～11岁.抽取肘静脉血6ml,3ml用于分离血清,余3ml用离心法分离红细胞.用日本日立公司180—80 Copper and zinc are essential trace elements in the body and are indispensable elements for growth and development, tissue metabolism, hematopoiesis, immunity and other physiological functions, and their lack or abnormal distribution in the body is closely related to the occurrence and development of many diseases. To explore the distribution and interrelationship of the two elements in different tissues of normal children. The contents of copper and zinc in normal children’s erythrocytes, serum and hair were also measured. 1 Subjects and Methods Select normal children 42 (22 males and 20 females), aged 4 to 11 years old elbow venous blood 6ml, 3ml for the separation of serum, the remaining 3ml separation of red blood cells by centrifugation with Hitachi 180 -80