Medical Dictionary

A-beta

noun A-be·ta \ ˈā-ˈbā-tə, chiefly British -ˈbē- \

medical Definition of A-beta

: beta-amyloid
  • Brain images of healthy people reveal that A-beta plaques are common, even in people who don't have dementia.
  • —Tina Hesman SaeyScience News16 Aug. 2008
  • Most A-beta dissolves quickly in the fluid surrounding the neuron.
  • —Jeffrey CowleyNewsweek31 Jan. 2000

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