No abstract available
Publication types
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Letter
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Research Support, Non-U.S. Gov't
MeSH terms
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Aged
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Alzheimer Disease / cerebrospinal fluid
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Alzheimer Disease / metabolism
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Amyloid beta-Peptides / cerebrospinal fluid
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Amyloid beta-Peptides / metabolism*
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Brain / metabolism*
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Down Syndrome / cerebrospinal fluid
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Down Syndrome / metabolism*
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Humans
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Middle Aged
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Peptide Fragments / cerebrospinal fluid
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Peptide Fragments / metabolism*
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Reference Values
Substances
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Amyloid beta-Peptides
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Peptide Fragments