Defined mouse microbiota: An evolving'' tool

In this issue of Cell Host & Microbe, Yilmaz et al. carried out one of the longest reported in vivo microbiota evolution studies to demonstrate ongoing positive selection of a bacterial consortium within the murine gut. Their findings have important implications for the development of gnotobiotic mouse models.

Automated summary

In this study, Yilmaz et al. conducted a long-term in vivo microbiota evolution study to demonstrate ongoing positive selection of a bacterial consortium within the murine gut, highlighting important implications for the development of gnotobiotic mouse models.