Objectives to study the correlation of leptin between maternal serum and cord blood and to know relationship between leptin and fetal growth, and the origin of leptin.

目的探讨母血清与胎儿脐血瘦素的相关性和瘦素与胎儿生长发育的关系及瘦素的来源。

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Objective To study the content of Zn, Cu, Fe, Se in maternal blood, hair, cord blood, amniotic fluid and the relationship between each sample, the trace elements and the growth of their infants.

目的探讨分娩孕妇血液、头发、脐血、羊水中微量元素锌、铜、铁、硒的含量及其间的关系与新生几营养状况生长发育关系。

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Objective To explore the relationship between leptin's quantity in maternal blood, amniotic fluid, umbilical blood and maternal and newborn's weights.

目的探讨产妇血、羊水和新生儿脐血中的瘦素水平与其体重的关系。

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