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The original was posted on /r/science by /u/mvea on 2024-12-01 20:10:37+00:00.

Original Title: The brain microbiome: Long thought to be sterile, our brains are now believed to harbour all sorts of micro-organisms, from bacteria to fungi. Understanding it may help prevent dementia, suggests a new review. For many decades microbial infections have been implicated in Alzheimer’s disease.