The effects of the gut microbiota on human health are tremendous. Now, a study on the microbiota of wild mice sheds light on how the microorganisms that inhabit the gut between birth and weaning determine resistance to weight gain during adulthood.
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The authors declare no competing interests.
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Le Roy, T., Clément, K. Into the wild: early time-window for wild microbes to confer resistance to obesity. Nat Rev Endocrinol 17, 711–712 (2021). https://doi.org/10.1038/s41574-021-00580-4