V2EX long-term potentiation

Long-term Potentiation

释义 Definition

长时程增强(LTP):神经科学中的一个概念,指突触在受到高频或特定模式的活动刺激后,其传递效率在较长时间内持续增强的现象。常被认为与学习与记忆的形成有关。

例句 Examples

Repeated stimulation can produce long-term potentiation in certain synapses.
重复刺激可以在某些突触中产生长时程增强。

Long-term potentiation in the hippocampus is often studied as a cellular mechanism that supports learning and memory.
海马体中的长时程增强常被研究为支持学习与记忆的一种细胞层面机制。

发音 Pronunciation (IPA)

/ltrm ptnien/

词源 Etymology

该词由 long-term(长期的) + potentiation(增强、增效) 构成。Potentiation 源自拉丁语词根 **potent-**(意为“有力量的、强有力的”),在生理与药理语境中常指“使效应更强”。合在一起即表示“长期持续的增强效应”,在神经科学中特指突触强度的长期提升。

相关词 Related Words

文学与著作中的用例 Literary Works

  • “Long-lasting potentiation of synaptic transmission in the dentate area of the anaesthetized rabbit following stimulation of the perforant path”(Bliss & Lmo,1973):经典论文,系统报告了LTP现象。
  • 《Principles of Neural Science》(Kandel 等):神经科学权威教材,多处讨论LTP与学习记忆的关系。
  • 《The Synaptic Organization of the Brain》(G. M. Shepherd):在突触与回路层面介绍包括LTP在内的可塑性机制。
  • 《From Neuron to Brain》(Nicholls 等):面向学习者的教材,常用LTP作为突触可塑性的核心例子。
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