To study the distribution and developmental regularities of Substance P (SP) and Calcitonin Gene-Related Peptide (CGRP) - IR peptidergic nerves in fetus small intestine. ?

研究人胎儿小肠壁P物质（SP）和降钙素基因相关肽（CGRP）-IR肽能神经的分布和发育规律。

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Substance P (SP)-, Pancreatic Polypeptide(PP)-and Insulin(INS)-IR cells were not detected.

物质、胰岛素和胰多肽免疫反应细胞未见。

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Radioimmunoassay was used to measure substance P(SP) immunoreactivity (ir) in the spinal perfusate of the rat subjected to electroacupuncture (EA) stimulation.

本文采用放射免疫分析和甩尾测试法观察不同频率电针对大鼠脊髓P物质（SP）释放的影响。

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