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Collaboration is key to uncovering racial differences in Alzheimer's

A study published in JAMA Neurology found black people had lower levels of tau protein in their cerebrospinal fluid than their white peers but equivalent levels of amyloid plaques, indicating racial differences in disease etiology. Researchers need to collaborate more and to encourage more minority communities to participate in clinical research, says cognitive neuropsychologist Lisa Barnes, who wrote an editorial accompanying the study.

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