V2EX interferon-gamma

Interferon-gamma

定义 Definition

干扰素-γ(IFN-γ):一种重要的细胞因子,主要由T细胞NK细胞产生,能增强巨噬细胞的杀伤能力、促进抗原呈递,并在抗病毒抗胞内病原体(如结核分枝杆菌)的免疫反应中起关键作用。(该词在免疫学中也常简称 IFN-γ。)

发音 Pronunciation (IPA)

/ntrfrn m/

例句 Examples

Interferon-gamma helps the immune system fight infections.
干扰素-γ有助于免疫系统对抗感染。

In patients with certain intracellular infections, low interferon-gamma production can be associated with impaired macrophage activation and worse outcomes.
在一些胞内感染患者中,干扰素-γ产生不足可能与巨噬细胞激活受损及更差的预后相关。

词源 Etymology

interferon 一词来自 interfere(“干扰、妨碍”)加上类似生物分子命名常见的后缀 -on,最初用于描述能“干扰”病毒复制的蛋白质(20世纪50年代相关研究推动了该命名)。gamma(γ)是希腊字母,用来区分不同类型的干扰素;因此interferon-gamma 指“γ型干扰素”。

相关词 Related Words

文献与著作中的用例 Literary Works

  • Janeway’s Immunobiology(《简明免疫学》/《Janeway免疫生物学》):讨论IFN-γ在Th1反应、巨噬细胞活化与细胞免疫中的核心作用。
  • Cellular and Molecular Immunology(Abbas 等,《细胞与分子免疫学》):系统介绍IFN-γ的来源、信号通路与免疫调控功能。
  • Nature / Science / The Journal of Immunology 等期刊的经典与综述文章:IFN-γ常作为研究细胞免疫、炎症与感染模型的关键指标与机制分子出现。
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