V2EX tumor necrosis factor

Tumor Necrosis Factor

释义 Definition

肿瘤坏死因子(常写作 TNF):一种由免疫细胞等产生的细胞因子,在机体炎症反应与免疫防御中起重要作用;某些情况下可导致肿瘤组织发生坏死。临床上,TNF 过度活跃与多种慢性炎症性疾病相关,因此有 TNF 抑制剂等药物用于治疗。(该术语也有不同亚型与相关分子,如 TNF-α 等。)

发音 Pronunciation (IPA)

/tumr nkross fktr/

例句 Examples

Tumor necrosis factor helps the body respond to infection.
肿瘤坏死因子帮助身体对感染作出反应。

Excessive tumor necrosis factor can drive chronic inflammation, so TNF inhibitors are used to treat rheumatoid arthritis in some patients.
过量的肿瘤坏死因子可能推动慢性炎症,因此在一些患者中会使用 TNF 抑制剂治疗类风湿关节炎。

词源 Etymology

该词由三部分组成:tumor(肿瘤,源自拉丁语 tumor,意为“肿胀”)、necrosis(坏死,源自希腊语 nekrosis,与“死亡”相关)、factor(因子,源自拉丁语 factor,意为“促成者/作用者”)。之所以得名,是因为早期研究中发现某种血清“因子”能在实验条件下引起肿瘤组织坏死,因此称为“肿瘤坏死因子”。

相关词 Related Words

文献与作品 Literary / Notable Works

  • Carswell et al.(1975)“An endotoxin-induced serum factor that causes necrosis of tumorsPNAS(提出并命名相关“肿瘤坏死”因子的经典早期论文)
  • Janeway’s Immunobiology(《免疫生物学》)
  • Cellular and Molecular Immunology(Abbas 等,《细胞与分子免疫学》)
  • Robbins & Cotran Pathologic Basis of Disease(《罗宾斯-科特兰病理学》)
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