V2EX lactobacillus

Lactobacillus

释义 Definition

Lactobacillus乳杆菌属;一类常见的产乳酸的细菌,常存在于发酵食品(如酸奶、泡菜)以及人体的口腔、肠道与女性生殖道等部位,许多种类被用作益生菌。(该名称也常被用于泛指“乳酸菌”,但严格来说乳酸菌包含多个属。)

发音 Pronunciation (IPA)

/lktobsls/

例句 Examples

Lactobacillus is often added to yogurt as a probiotic.
乳杆菌常被作为益生菌添加到酸奶中。

Some Lactobacillus strains help maintain a healthy gut microbiome by producing lactic acid that can inhibit harmful bacteria.
某些乳杆菌菌株通过产生乳酸来抑制有害细菌,从而帮助维持健康的肠道微生物群。

词源 Etymology

该词来自新拉丁语:lacto- 表示“乳、乳汁”(源自拉丁语 lac “牛奶”),bacillus 表示“(小)杆菌/小棒”(源自拉丁语 baculus “棍棒”)。合起来字面意思是“与乳有关的杆状细菌”,指其常与乳酸发酵有关、形态多为杆状的一类细菌。

相关词 Related Words

文学作品中的用例 Literary Works

  • 《The Microbiome Solution》(Robynne Chutkan):讨论肠道菌群与健康时,常提及包括 Lactobacillus 在内的常见益生菌类群。
  • 《I Contain Multitudes》(Ed Yong):介绍微生物与人类、动物共生关系的科普写作中,会以 Lactobacillus 等菌群作为典型例子。
  • 《The Good Gut》(Justin & Erica Sonnenburg):围绕饮食、发酵与肠道微生态的书中,涉及 Lactobacillus 在发酵食品与肠道环境中的作用。
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