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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
5079
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pubmed:dateCreated |
1992-12-1
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pubmed:abstractText |
The 4-kilodalton (39 to 43 amino acids) amyloid beta protein (beta AP), which is deposited as amyloid in the brains of patients with Alzheimer's diseases, is derived from a large protein, the amyloid beta protein precursor (beta APP). Human mononuclear leukemic (K562) cells expressing a beta AP-bearing, carboxyl-terminal beta APP derivative released significant amounts of a soluble 4-kilodalton beta APP derivative essentially identical to the beta AP deposited in Alzheimer's disease. Human neuroblastoma (M17) cells transfected with constructs expressing full-length beta APP and M17 cells expressing only endogenous beta APP also released soluble 4-kilodalton beta AP, and a similar, if not identical, fragment was readily detected in cerebrospinal fluid from individuals with Alzheimer's disease and normal individuals. Thus cells normally produce and release soluble 4-kilodalton beta AP that is essentially identical to the 4-kilodalton beta AP deposited as insoluble amyloid fibrils in Alzheimer's disease.
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pubmed:grant | |
pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Oct
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pubmed:issn |
0036-8075
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
2
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pubmed:volume |
258
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pubmed:owner |
NLM
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pubmed:authorsComplete |
N
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pubmed:pagination |
126-9
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pubmed:dateRevised |
2010-11-18
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pubmed:meshHeading |
pubmed-meshheading:1439760-Alzheimer Disease,
pubmed-meshheading:1439760-Amino Acid Sequence,
pubmed-meshheading:1439760-Amyloid beta-Peptides,
pubmed-meshheading:1439760-Amyloid beta-Protein Precursor,
pubmed-meshheading:1439760-Animals,
pubmed-meshheading:1439760-Base Sequence,
pubmed-meshheading:1439760-Cell Line,
pubmed-meshheading:1439760-Immunoblotting,
pubmed-meshheading:1439760-Leukemia, Myeloid,
pubmed-meshheading:1439760-Molecular Sequence Data,
pubmed-meshheading:1439760-Neuroblastoma,
pubmed-meshheading:1439760-Transfection
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pubmed:year |
1992
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pubmed:articleTitle |
Production of the Alzheimer amyloid beta protein by normal proteolytic processing.
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pubmed:affiliation |
Department of Neurology, Gunma University, Japan.
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pubmed:publicationType |
Journal Article,
Research Support, U.S. Gov't, P.H.S.,
Research Support, Non-U.S. Gov't
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