Name
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Β-Amyloid (22-35)
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Other Name
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Beta-Amyloid (22-35)
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Sequence (Single letter abbreviations)
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EDVGSNKGAIIGLM
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Sequence(Three letter abbreviations)
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{Glu}{Asp}{Val}{Gly}{Ser}{Asn}{Lys}{Gly}{Ala}{Ile}{Ile}{Gly}{Leu}{Met}
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Basic description
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Beta amyloid (22-35) is a synthetic truncated fragment of beta-amyloid peptide. It has been demonstrated that beta amyloid (22-35) possesses a cytotoxic effect on cultured rat hippocampus neurons in serum-free medium. Aggregates and typical amyloid fibrils resembling those of the beta amyloid protein (AP) are formed in neutral buffer solution from beta amyloid (22-35). These fibrils show characteristic staining with Congo red and thioflavin-S. The neurotoxicity of beta amyloid (22-35) can be suppressed by addition of calf serum, dibutyryl cAMP, or insulin to the culture medium. However, the addition of NGF or substance P will not suppress the neurotoxicity. Beta amyloid (22-35) does not act on glial cells. These results suggest that AP can induce neurotoxicity in hippocampal cells in vitro and may result in a disorder involving intracellular signal transduction.
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Solubility
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Soluble in water.
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The molecular weight
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1403.610
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Chemical formula
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C59H102N16O21S
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The purity
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> 95%
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Storage conditions
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Store at -20°C. Keep tightly closed. Store in a cool dry place.
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Annotation
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Reference
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