The gut microbiota has the capacity to metabolize food-derived molecules. In this issue of Cell Host & Microbe, Li et al. explore how some bacterial species of the gut microbiota can deplete amino acids in the gut lumen, modulating the amino acid landscape and energy metabolism of the host.

中文翻译：

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氨基酸叮咬：微生物零食影响宿主新陈代谢

肠道微生物群具有代谢食物来源分子的能力。在本期《细胞宿主与微生物》中，Li 等人。探索肠道微生物群中的某些细菌物种如何消耗肠腔中的氨基酸，从而调节宿主的氨基酸景观和能量代谢。