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New Blood Test May Detect Early Alzheimer’s Signs

4/2/2025

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Summary

Story summary

Subtle shifts in brain function could be early warning signs of Alzheimer’s in cognitively healthy older African Americans, according to research in Alzheimer’s Research & Therapy. Elevated plasma p-tau231 levels were linked to diminished memory flexibility and generalization skills, highlighting the potential of non-invasive cognitive tasks and blood tests for early detection.

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Story summary

Subtle shifts in brain function could be early warning signs of Alzheimer’s in cognitively healthy older African Americans, according to research in Alzheimer’s Research & Therapy. Elevated plasma p-tau231 levels were linked to diminished memory flexibility and generalization skills, highlighting the potential of non-invasive cognitive tasks and blood tests for early detection.