Using an animal model, the researchers found less division and differentiation of the neural stem cells of a newborn with low birth weight as compared to normal birth weight.

用一个动物模型，研究者发现：与正常出生体重的新生儿对比，低出生体重儿的神经干细胞更少分支和分化。

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In general, children with low birth weight had poorer lung function, appetite and motor function than normal birth-weight children, as well as being more anxious, less positive and less lively.

一般说来，极低出生体重儿与正常儿相比，肺功能，食欲及运动功能都要差，也更多见焦虑，不象正常儿一样积极，活泼。

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The physical development status of the low birth weight babies at 1 and 2 years old are inferior to the normal controls, the children's physical development status is affected by various factors.

低出生体重儿1岁及2岁时体格发育均落后于正常对照儿，儿童体格发育水平受多种因素的影响。

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