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摘 要：SP和CGRP作为一级传入神经递质，广泛分布于周围神经系统，它们共同参与对感觉的调节。当外力作用于牙周组织时，会引起SP及CGRP的分布和密度的改变。本文将综述磁场的生物学效应和磁力在正畸中的应用进展，SP、CGRP的生物学特性、分布和作用以及正畸牙移动时牙周膜中SP与CGRP的变化。参考文献：
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