Abstract
Genetic studies have shown the association of Parkinson's disease with alleles of the major histocompatibility complex. Here we show that a defined set of peptides that are derived from α-synuclein, a protein aggregated in Parkinson's disease, act as antigenic epitopes displayed by these alleles and drive helper and cytotoxic T cell responses in patients with Parkinson's disease. These responses may explain the association of Parkinson's disease with specific major histocompatibility complex alleles.
Publication types
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Research Support, N.I.H., Extramural
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Research Support, Non-U.S. Gov't
MeSH terms
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Aged
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Aged, 80 and over
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Alleles
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Amino Acid Sequence
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Autoimmunity
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Epitopes, T-Lymphocyte / immunology
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Female
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HLA Antigens / genetics
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HLA Antigens / immunology
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Humans
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Male
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Middle Aged
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Parkinson Disease / genetics
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Parkinson Disease / immunology*
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Parkinson Disease / pathology
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Peptide Fragments / chemistry
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Peptide Fragments / immunology
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T-Lymphocytes / immunology*
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T-Lymphocytes / pathology
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T-Lymphocytes, Cytotoxic / immunology
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T-Lymphocytes, Cytotoxic / pathology
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T-Lymphocytes, Helper-Inducer / immunology
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T-Lymphocytes, Helper-Inducer / pathology
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alpha-Synuclein / chemistry
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alpha-Synuclein / immunology*
Substances
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Epitopes, T-Lymphocyte
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HLA Antigens
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Peptide Fragments
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alpha-Synuclein