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flag Nanoparticles cleared Alzheimer’s plaques in mice, improving memory, but human trials are years away.

flag Scientists reversed Alzheimer’s symptoms in mice using nanoparticles that crossed the blood-brain barrier to clear amyloid-beta plaques, leading to improved memory and cognition. flag The treatment prompted the immune system to break down harmful protein buildup, a hallmark of the disease. flag While results are promising, researchers stress human trials are years away and safety in people remains unproven.

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