Tyrosine hydroxylase-immunoreactive fibers in the human vagus nerve
Tyrosine hydroxylase-immunoreactive fibers in the human vagus nerve
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DOI:
10.1016/j.jocn.2007.08.032
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发表时间:
2008-09-01
影响因子:
2
通讯作者:
Moriizumi, Tetsuji
中科院分区:
文献类型:
--
作者:
Kawagishi, Kyutaro;Fukushima, Nanae;Moriizumi, Tetsuji
Sympathetic catecholaminergic fibers in the vagus nerve were immunohistochemically examined in formalin-fixed human cadavers using an antibody against the noradrenalin-synthetic enzyme tyrosine hydroxylase (TH). TH-positive fibers were extensively distributed in the vagal nerve components, including the superior and inferior ganglia, the main trunk and the branches (superior and recurrent laryngeal, superior and inferior cardiac, and pulmonary branches). The inferior ganglion and its continuous cervical main trunk contained numerous TH-positive fibers with focal or diffuse distribution patterns in each nerve bundle. From these findings, we conclude that sympathetic fibers are consistently included in the human vagus nerve, a main source of parasympathetic preganglionic fibers to the cervical, thoracic and abdominal visceral organs. (C) 2007 Elsevier Ltd. All rights reserved.