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[急性失血时淋巴结窦的结构变化]

[Structural changes in the lymph node sinuses in acute blood loss].

作者信息

Reĭkhert V E, Grigor'ev V N, Gavrilin V N

出版信息

Arkh Anat Gistol Embriol. 1991 Apr;100(4):62-6.

PMID:1724149
Abstract

By means of light and scanning electron microscopy sinuses of the popliteal lymph nodes have been studied in 50 Wistar male rats. After modelling of an acute hemorrhage in the animals (in 15, 120 min and 1 day) volume of the medullary and marginal sinuses increases essentially, while blood stream intensity decreases in peripheral tissues. Amount of fenestrae in the sinusal lining decreases, that is, perhaps, caused by edema of cytoplasm in the lining cells and accompanied with formation of numerous cytoplasmic protrusions into the sinusal lumen. In 3 days the blood stream level in the peripheral tissues restores, structural organization of the littoral cells in the lymphatic sinuses normalizes. The data obtained demonstrate that during the first day after the acute hemorrhage decrease of hematolymphatic exchange intensity in lymph nodes and enhancement of transitory lymph flow in them take place.

摘要

通过光学显微镜和扫描电子显微镜,对50只雄性Wistar大鼠的腘淋巴结窦进行了研究。在对动物进行急性出血建模后(分别在15分钟、120分钟和1天),髓窦和边缘窦的体积显著增加,而外周组织中的血流强度降低。窦内衬里的窗孔数量减少,这可能是由于衬里细胞的细胞质水肿所致,并伴有大量细胞质突起向窦腔形成。3天后,外周组织中的血流水平恢复,淋巴窦中边缘细胞的结构组织恢复正常。所获得的数据表明,在急性出血后的第一天,淋巴结中的血液淋巴交换强度降低,其中的短暂淋巴流动增强。

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1
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Arkh Anat Gistol Embriol. 1991 Apr;100(4):62-6.
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