Researchers studying the natural history of Alzheimer’s disease are grappling with a puzzling group of volunteers—amyloid-free and cognitively normal older adults who show other biomarker evidence of neurodegeneration.

Researchers studying the natural history of Alzheimer’s disease are grappling with a puzzling group of volunteers—amyloid-free and cognitively normal older adults who show other biomarker evidence of neurodegeneration.

Source: AlzForum website – 08 Nov 2013 </time><//time>

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http://www.alzforum.org/new/detail.asp?id=3636#{05E9A44E-B7F5-42C6-9389-A346FA556BCB}

november 18, 2013