V2EX satellite cell

Satellite Cell

Definition 定义

satellite cell:卫星细胞。常指骨骼肌中的肌肉干/祖细胞,位于肌纤维外侧、基底膜下,平时多处于静息状态;当肌肉受损或训练刺激时被激活,参与肌肉修复与生长
也可指周围神经系统的卫星胶质细胞(satellite glial cell),包绕神经节神经元胞体并提供支持(语境不同,含义会变化)。

Pronunciation 发音(IPA)

/stlat sl/

Examples 例句

Satellite cells help repair muscle after injury.
卫星细胞有助于在受伤后修复肌肉。

Intense resistance training can activate satellite cells, increasing their fusion with muscle fibers and supporting long-term hypertrophy.
高强度抗阻训练会激活卫星细胞,使其与肌纤维融合增多,从而支持长期的肌肉肥大。

Etymology 词源

satellite”源自拉丁语 satelles,意为“随从、护卫者”,引申为“围绕在旁的”。在生物学中用来形容这些细胞贴近并“伴随”肌纤维(或神经元胞体)的位置特征;“cell”源自拉丁语 cella(小室),后来用于指“细胞”。“satellitecell”因此可理解为“贴近主结构、起支持/修复作用的细胞”。

Related Words 相关词汇

Notable Works 文献与著作中的用例

  • Molecular Biology of the Cell(《细胞生物学》):在细胞分化与组织修复相关章节中讨论骨骼肌干细胞/卫星细胞。
  • Campbell Biology(《坎贝尔生物学》):在动物组织与发育/再生内容中提及肌肉修复与卫星细胞。
  • Skeletal Muscle: Form and Function(骨骼肌结构与功能类教材/专著):常在肌肉适应、损伤与再生章节系统使用该术语。
  • Gray’s Anatomy(《格雷氏解剖学》):在骨骼肌组织学与再生相关内容中可见该术语。
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