期刊文献+

人胸腔淋巴结的尘粒分布和结构变化 被引量:4

The distribution of the dust particles and the changes of the structures in human thoracic lymph nodes
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摘要 目的 :研究尘粒在人胸腔淋巴结内的沉积及其对于淋巴结结构的影响。方法 :利用组织切片、超薄切片和图像分析的方法 ,观察儿童和成人以及非吸烟者和吸烟者淋巴结的尘粒分布和结构变化。结果 :成人组淋巴结的光密度和血管密度比儿童组高 ,吸烟组肺门淋巴结的光密度比非吸烟组高。尘细胞主要分布于髓索内 ,含有吞噬体、次级溶酶体和残留体。在成人组、非吸烟组和吸烟组 ,尘粒在淋巴结内明显沉积。髓索增厚 ,髓窦变窄 ,胶原纤维增生。淋巴组织减少 ,皮质变薄。结论 :成人胸腔淋巴结的尘粒沉积显著 ,特别是吸烟者淋巴结。
出处 《中国病理生理杂志》 CAS CSCD 北大核心 2004年第7期1299-1301,共3页 Chinese Journal of Pathophysiology
基金 教育部留学回国人员科研启动基金资助项目(97832 )
关键词 粉尘 巨噬细胞 淋巴结 Dust Macrophages Lymph nodes lungs
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