在8月，配对血清样本的后续检测发现H5N1中和抗体效价增加4倍，这是符合世卫组织实验室确诊标准的检测结果。
In August, follow-up testing of paired-serum samples found a fourfold rise in neutralization antibody titer for H5N1, a test result which meets the WHO criteria for laboratory confirmation.
渠道内进行着中和作用、铁与铝的沉淀作用及二价铁的氧化作用。
It carries on the neutralization, precipitation of iron and aluminum and ferrous oxygenation alone the channel.
采用小鼠中和试验测定血清效价。
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