V2EX purinergic signaling

Purinergic Signaling

定义|Definition

嘌呤能信号传导:指以ATP、ADP、腺苷(adenosine)等嘌呤类分子作为细胞外信号,通过P1(腺苷受体)P2(ATP/ADP受体,如 P2X、P2Y)等受体介导的细胞通讯过程,广泛参与神经传递、炎症与免疫、血管张力调节、疼痛等生理与病理机制。(该术语在生物医学语境中最常用;在更广义上也可涵盖相关代谢与旁分泌/自分泌作用。)

发音|Pronunciation (IPA)

/pjrnrdk snl/

例句|Examples

ATP is involved in purinergic signaling in many tissues.
ATP 在许多组织中参与嘌呤能信号传导。

In the brain, purinergic signaling can shape synaptic activity and modulate microglial responses during inflammation.
在大脑中,嘌呤能信号传导可以影响突触活动,并在炎症过程中调节小胶质细胞的反应。

词源|Etymology

purinergicpurine(嘌呤)+ -ergic(“与……作用/活动相关的”,常见于 cholinergic 胆碱能、adrenergic 肾上腺素能)构成,表示“与嘌呤类信号分子相关的”。signaling 源自 signal(信号),指“信号传递/通讯”。该概念在现代生理学中与 Geoffrey Burnstock 的“嘌呤能传递”理论密切相关。

相关词|Related Words

文学与作品用例|Notable Works

  • Geoffrey Burnstock(1972)提出“purinergic nerves/传递”的开创性论文与相关综述(常被视为嘌呤能信号研究的奠基文献)。
  • 学术期刊 **Purinergic Signalling**(专门刊载嘌呤能信号领域研究,标题中常直接出现该词组)。
  • Handbook of Experimental Pharmacology 中关于 Purinergic Signalling 的专题卷/章节(在药理学与受体研究文献中频繁出现该术语)。
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