铁是人体必需的微量无素之一,它与机体新陈代谢有不解之缘,如果体内铁缺乏或者过剩,都可危害健康。 1.体内分布。人体内的铁65～70%存在于红细胞的血红蛋白中,称铁蛋白;约25～30%的储存于网状内皮细胞和肝细胞中,称为储存铁。不到5%的铁构成了肌红蛋白及含 Iron is one of the trace elements necessary for the human body, it is with the body metabolism have indissoluble bounds, if the body of iron deficiency or excess, can be hazardous to health. 1. In vivo distribution. The body of iron 65 to 70% exists in the red blood cell hemoglobin, said ferritin; about 25 to 30% stored in reticuloendothelial cells and liver cells, known as the storage of iron. Less than 5% of the iron makes up myoglobin and contains it