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find Author "唐玥玓" 4 results
  • 心房钠尿肽及其受体在内耳的研究进展

    内耳是重要的听觉与平衡觉感受器官,由骨迷路和膜迷路构成,含有2套互不相通的内外淋巴系统,内耳中淋巴液的生成、声信号的传导以及耳蜗血流量的调节等方面的机制仍不清楚,但多种物质如肾上腺素、血管加压素、内皮素、醛固酮、一氧化氮、心房钠尿肽等各自或相互的作用与上述机制有关。现将近年来多肽类信号分子心房钠尿肽在内耳中的研究状况综述如下。

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  • 鼻内镜联合动脉栓塞治疗鼻咽部纤维血管瘤一例

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  • Expression and signification of transferrin receptor 1 in head-neck carcinoma

    Objective To detect the expression of transferrin receptor 1 (TfR1) in laryngeal carcinoma, thyroid carcinoma, maxillary sinus carcinoma, and parotid carcinoma, exploring the relationship between the expression of the four cancers and their occurrence and progression. Methods A total of 24 specimens of head-neck carcinoma were collected in surgery from April 2015 to March 2017, including 8 cases of laryngeal carcinoma, 8 cases of thyroid carcinoma, 4 cases of maxillary sinus carcinoma, and 4 cases of parotid carcinoma. Fluorescence quantitative polymerase chain reaction technique for TfR1 mRNA and western blot for TfR1 protein was performed in those tumor tissues and their adjacent normal tissues. Results The relative expression level of TfR1 mRNA in the tumor tissues of laryngeal carcinoma, thyroid carcinoma, maxillary sinus carcinoma, and parotid carcinoma was 0.078±0.002, 0.065±0.044, 0.076±0.014, 0.067±0.004, respectively; while the relative expression level of TfR1 mRNA in the adjacent normal tissues of the four cancers was 0.021±0.012, 0.011±0.007, 0.017±0.013, 0.028±0.007, respectively. The relative expression level of TfR1 protein in the tumor tissues of laryngeal carcinoma, thyroid carcinoma, maxillary sinus carcinoma, and parotid carcinoma was 0.668±0.206, 0.640±0.066, 0.452±0.095, 0.925±0.221, respectively; while the relative expression level of TfR1 protein in the adjacent normal tissues of the four cancers was 0.359±0.113, 0.424±0.096, 0.280±0.093, 0.519±0.037, respectively. The expression levels of TfR1 mRNA and TfR1 protein in the tumor tissues of the four cancers were all higher than those in their adjacent normal tissues (P<0.05). Conclusions The expression levels of TfR1 mRNA and TfR1 protein in the tumor tissues of laryngeal carcinoma, thyroid carcinoma, maxillary sinus carcinoma and parotid carcinoma are up-regulated. TfR1 may be involved in the occurrence and progression of the four cancers, and it may be responsible for tumor proliferation by providing necessary raw materials for the proliferation of tumor cells.

    Release date:2017-11-24 10:58 Export PDF Favorites Scan
  • 鼻翼内侧鼻前庭倒置性毛囊角化病一例

    Release date:2020-05-26 02:34 Export PDF Favorites Scan
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