V2EX lymphocyte

Lymphocyte

定义 Definition

lymphocyte 是一种白血球(白细胞),是人体免疫系统的重要组成部分,负责识别和抵御病毒、细菌等外来入侵物。淋巴细胞主要分为 T 细胞、B 细胞和自然杀伤细胞(NK 细胞)三大类。

发音 Pronunciation

/lm.f.sat/

例句 Examples

The doctor said my lymphocyte count was slightly low, so I need to rest more.
医生说我的淋巴细胞计数偏低,所以我需要多休息。

Lymphocytes play a critical role in the adaptive immune response by recognizing specific antigens and mounting a targeted defense against infection.
淋巴细胞在适应性免疫反应中发挥着关键作用,它们能够识别特定的抗原,并对感染发起有针对性的防御。

词源 Etymology

该词由两个部分组成:lympho- 来自拉丁语 lympha,意为"清水、液体",后来专指淋巴液;**-cyte** 来自希腊语 kytos(κτο),意为"容器、细胞"。合在一起即"淋巴中的细胞"。该词于19世纪中期随着显微镜技术的进步和细胞学的发展而被正式使用。

相关词汇 Related Words

文学与学术引用 Literary & Academic References

  • 在保罗德克鲁伊夫(Paul de Kruif)的经典科普著作《微生物猎人》(Microbe Hunters, 1926)中,虽然淋巴细胞尚未被详细阐述,但书中对免疫防御机制的讨论为后来理解淋巴细胞的功能奠定了基础。
  • 悉达多穆克吉(Siddhartha Mukherjee)的《众病之王:癌症传》(The Emperor of All Maladies, 2010)中多次提到 lymphocyte,尤其是在讨论白血病(lymphocytic leukemia)和免疫疗法时。
  • 在马特里德利(Matt Ridley)的《基因组》(Genome, 1999)中,lymphocyte 被用于解释人体免疫系统如何通过基因重组产生多样化的抗体。
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