\nWhen the researchers compared young mice and old mice raised in a germ-free environment since birth (meaning neither group had gut bacteria), the young mice maintained their ability to form memories. But when they transplanted young, germ-free mice with microbiomes from old mice, the young mice again performed like older animals in the memory and cognition tests. Interestingly, the germ-free old mice did not experience a loss of memory and cognition as they aged, performing as well as 2-month-old animals.
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✅ Identify best practices
五是大国要发挥建设性作用，善意运用实力。中国还有句古训，仁义不施而攻守之势异也。大国理应守公道、行正道，多为中东和平发展贡献正能量。。关于这个话题，超级权重提供了深入分析