V2EX prebiotic

Prebiotic

定义 Definition

Prebiotic(形容词/名词)指"益生元的"或"益生元",即能够促进肠道有益菌生长的不可消化的食物成分(如膳食纤维)。也可指"生命起源之前的",用于描述地球上生命出现之前的化学环境或条件。

发音 Pronunciation

/pribatk/

例句 Examples

Foods like garlic, onions, and bananas are natural prebiotics.
大蒜、洋葱和香蕉等食物是天然的益生元。

Scientists study prebiotic chemistry to understand how simple molecules on early Earth could have given rise to the first living organisms.
科学家研究生命起源前的化学过程,以了解早期地球上的简单分子如何产生了最初的生命体。

词源 Etymology

该词由前缀 **pre-**(意为"在……之前",源自拉丁语 prae)和 biotic(意为"与生命有关的",源自希腊语 biotikos,来自 bios,即"生命")组合而成。字面意思是"生命之前的"。在营养学领域,这个词于1995年由英国微生物学家 Glenn Gibson 和 Marcel Roberfroid 首次提出,用以区别于 probiotic(益生菌),强调益生元是"喂养"肠道益生菌的物质。

相关词汇 Related Words

文学与学术引用 Literary References

  • 《The Good Gut》(Justin Sonnenburg & Erica Sonnenburg 著)书中详细探讨了 prebiotic 食物如何影响肠道微生物群的健康。
  • 《Missing Microbes》(Martin J. Blaser 著)讨论了现代饮食中益生元缺乏对人体微生物生态系统的影响。
  • 《The Origin of Life》(Paul Davies 著)在讨论生命起源时频繁使用 prebiotic 一词,描述地球早期的化学环境。
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