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目前已经应用于评价人体锌营养状态的指标有 :①血浆和血清锌的浓度 ;②发锌浓度 ;③锌的代谢平衡计算 ;④同位素示踪的应用 ;⑤尿锌的排出 ;⑥补锌引起的生长发育和性功能变化 ;⑦锌依赖性金属酶 (ＳＯＤ和ＡＴＰ等 )活性的测定[1,2 ] 。然而 ,以上这些指标的应用都具有一定的
Currently used in the evaluation of human zinc nutrition indicators are: ① plasma and serum zinc concentration; ② hair zinc concentration; ③ zinc metabolic balance calculation; ④ isotope tracing applications; ⑤ urinary zinc excretion; ⑥ caused by zinc supplementation Growth and development and changes in sexual function; ⑦ zinc-dependent metalloenzyme (SOD and ATP, etc.) activity [1,2]. However, the above application of these indicators have certain