The levels of serum TBIL and Clu of iron powder have not any difference with control group. The serum LDH and TBA of bom iron nano-particles and iron powder groups were lower than those of control group.

• 纳米铁粉组血清葡萄糖(GLU)水平比对照组和纯铁粉组有明显降低(P<0.；05)；纳米铁粉组血清TBIL比对照组有明显降低(P<0