V2EX b cell

B Cell

释义 Definition

B细胞(B淋巴细胞):免疫系统中的一种白细胞,主要负责产生抗体、形成免疫记忆,并参与抗原呈递,从而帮助机体识别并清除病原体。

发音 Pronunciation

/bi sl/

例句 Examples

B cells make antibodies.
B细胞会产生抗体。

After vaccination, some B cells become memory cells that respond faster if the same virus appears again.
接种疫苗后,一些B细胞会变成记忆细胞,当同一种病毒再次出现时能更快作出反应。

词源 Etymology

“B cell”中的 B 最初与鸟类的法氏囊(bursa of Fabricius)研究有关,用来区分另一类来源于胸腺的 T cell。后来在人类中,B细胞的成熟主要发生在骨髓(bone marrow),因此也常被理解为“Bone marrow-derived(骨髓来源)”的 B。该术语在20世纪中期免疫学发展过程中逐渐固定,用于指代产生抗体的淋巴细胞谱系。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Janeway’s Immunobiology(《简明免疫生物学》)
  • Cellular and Molecular Immunology(Abbas 等,《细胞与分子免疫学》)
  • The Immune System(Peter Parham,《免疫系统》)
  • How the Immune System Works(Lauren Sompayrac,《免疫系统如何运作》)
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