V2EX explant

Explant

定义 Definition

explant(名词/动词,生物学)指从生物体中取出的组织或器官片段,通常用于体外培养(组织培养)或实验研究;作动词时指取出组织用于培养/研究

发音 Pronunciation

/k.splnt/

例句 Examples

The researcher prepared an explant from a leaf.
研究人员从一片叶子上制备了一个外植体(离体组织块)。

Using an explant culture system, the team studied how hormones affect root development under sterile conditions.
研究团队使用外植体培养系统,在无菌条件下研究激素如何影响根的发育。

词源 Etymology

由前缀 **ex-**(“向外、从……出来”)+ plant(“植入/栽植;在生物学语境中也与移植、培养相关”)构成,字面含义可理解为“取出用于培养/移植的材料”。该词常用于组织培养与发育生物学领域。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Molecular Biology of the Cell(Alberts 等):常见于“explant culture(外植体培养)”相关章节。
  • Developmental Biology(Scott F. Gilbert):用于描述利用外植体研究胚胎诱导与组织分化的方法。
  • Principles of Tissue Engineering:在组织工程与细胞-支架实验设计中频繁出现“explant”术语。
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