beta-amyloid

(redirected from Amyloid beta)
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be·ta-am·y·loid

 (bā′tə-ăm′ə-loid′, bē′-)
n.
A protein fragment formed by the cleavage of amyloid precursor protein that aggregates into deposits characteristically found in the brains of people with Alzheimer's disease. Also called amyloid beta-peptide, amyloid beta-protein, beta-amyloid peptide, beta-amyloid protein.

[From the beta sheets characterizing its structure.]