Retinal texture could provide early biomarker of Alzheimer’s disease

Retinal texture could provide early biomarker of Alzheimer's disease
A fluorescence image of retinal layers taken with a confocal microscope from wild, healthy mice (right) and mice genetically bred to show symptoms of Alzheimer’s disease (left). The green represents amyloid deposits that are thought to correlate with Alzheimer’s disease. Credit: Ge Song, Duke University

Biomedical engineers at Duke University have devised a new imaging device capable of measuring both the thickness and texture of the various layers of the retina at the back of the eye. The advance could be used to detect a biomarker of Alzheimer’s disease, potentially offering a widespread early warning system for the disease.

The results appear online on May 13 in the journal Scientific…

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