The first is that by interfering with neurotransmitter release by causing an initial facilitation, TSN eventually blocks synaptic transmission at both the neuromuscular junction and central synapses.

第一，川楝素以先易化后抑制的双相作用干扰神经递质释放，阻遏神经肌肉接头和中枢神经突触的突触传递。

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Its mechanism might be relevant to the central regulation and neurotransmitter participation.

其机制可能与中枢调节及递质的参与有关。

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Histamine is a medium of inflammation, and yet is an important neurotransmitter or neuromodulatory in central nerve system.

组胺是一种炎症介质和生物活性物质，更是中枢神经系统中的一种重要的神经递质或神经调质。

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Acting as a messenger between the central nervous system and the major organs, the vagus nerve slows the heart rate (through the release of the neurotransmitter acetylcholine), calms the immune response (by controlling the release of proteins called cytokines), and communicates with the muscles that control respiration and digestion.

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