An early-life window of opportunity opened by hyocholic acids.

Tessier, Mary Elizabeth M; Preidis, Geoffrey A · Cell Metab · 2026

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Abstract

Newborns emerge from a sterile womb into a microbe-rich environment that necessitates balancing immune tolerance with protection. Zheng et al. revealed that hyocholic acids help establish this balance by promoting colonization of beneficial bacteria and modulating T cell differentiation to support immune regulation.<sup>1</sup>.

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