Stress alters both the composition and behavior of gut bacteria in the microbiome, which may lead to self-destructive changes in the immune system, suggests a new study, which found high levels of pathogenic bacteria and self-reactive t cells in stressed mice characteristic of autoimmune disorders.

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Stress alters both the composition and behavior of gut bacteria in the microbiome, which may lead to self-destructive changes in the immune system, suggests a new study, which found high levels of pathogenic bacteria and self-reactive t cells in stressed mice characteristic of autoimmune disorders.