Regional and subtype selective changes of neurotransmitter receptor density in a rat transgenic for the Huntington's disease mutation
Huntington's disease (HD) is an autosomal dominantly inherited progressive neurodegenerative disorder caused by a CAG/polyglutamine repeat expansion in the gene encoding the huntingtin protein. We have recently generated a rat model transgenic for HD, which displays a slowly progressive phenoty...
Ausführliche Beschreibung
Autor*in: |
Bauer, Andreas [verfasserIn] Zilles, Karl [verfasserIn] Matusch, Andreas [verfasserIn] |
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E-Artikel |
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Erschienen: |
Oxford, UK: Blackwell Science Ltd ; 2005 |
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Online-Ressource |
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Reproduktion: |
2005 ; Blackwell Publishing Journal Backfiles 1879-2005 |
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Übergeordnetes Werk: |
In: Journal of neurochemistry - Oxford : Wiley-Blackwell, 1956, 94(2005), 3, Seite 0 |
Übergeordnetes Werk: |
volume:94 ; year:2005 ; number:3 ; pages:0 |
Links: |
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DOI / URN: |
10.1111/j.1471-4159.2005.03169.x |
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520 | |a Huntington's disease (HD) is an autosomal dominantly inherited progressive neurodegenerative disorder caused by a CAG/polyglutamine repeat expansion in the gene encoding the huntingtin protein. We have recently generated a rat model transgenic for HD, which displays a slowly progressive phenotype resembling the human adult-onset type of disease. In this study we systematically assessed the distribution and density of 17 transmitter receptors in the brains of 2-year-old rats using quantitative multi-tracer autoradiography and high-resolution positron emission tomography. Heterozygous animals expressed increased densities of M2 acetylcholine (increase of 148 ± 16% of controls; p > 0.001; n = 7), nicotine (increase of 149 ± 16% of controls; p > 0.01; n = 6), and α2 noradrenergic receptors (increase of 141 ± 15% of controls; p > 0.001; n = 6), respectively. Densities of these receptors were decreased in homozygous animals. Decreases of receptor density in both hetero- and homozygous animals were found for M1 acetylcholine, 5-HT2A serotonin, A2A adenosine, D1 and D2 dopamine, and GABAA receptors, respectively. Other investigated receptor systems showed small changes or were not affected. The present data suggest that the moderate increase of CAG/polyglutamine repeat expansions in the present rat model of Huntington's disease is characterized by subtype-selective and region-specific changes of neuroreceptor densities. In particular, there is evidence for a contribution of predominantly presynaptically localized cholinergic and noradrenergic receptors in the response to Huntington's disease pathology. | ||
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10.1111/j.1471-4159.2005.03169.x doi (DE-627)NLEJ243113722 DE-627 ger DE-627 rakwb Bauer, Andreas verfasserin aut Regional and subtype selective changes of neurotransmitter receptor density in a rat transgenic for the Huntington's disease mutation Oxford, UK Blackwell Science Ltd 2005 Online-Ressource nicht spezifiziert zzz rdacontent nicht spezifiziert z rdamedia nicht spezifiziert zu rdacarrier Huntington's disease (HD) is an autosomal dominantly inherited progressive neurodegenerative disorder caused by a CAG/polyglutamine repeat expansion in the gene encoding the huntingtin protein. We have recently generated a rat model transgenic for HD, which displays a slowly progressive phenotype resembling the human adult-onset type of disease. In this study we systematically assessed the distribution and density of 17 transmitter receptors in the brains of 2-year-old rats using quantitative multi-tracer autoradiography and high-resolution positron emission tomography. Heterozygous animals expressed increased densities of M2 acetylcholine (increase of 148 ± 16% of controls; p > 0.001; n = 7), nicotine (increase of 149 ± 16% of controls; p > 0.01; n = 6), and α2 noradrenergic receptors (increase of 141 ± 15% of controls; p > 0.001; n = 6), respectively. Densities of these receptors were decreased in homozygous animals. Decreases of receptor density in both hetero- and homozygous animals were found for M1 acetylcholine, 5-HT2A serotonin, A2A adenosine, D1 and D2 dopamine, and GABAA receptors, respectively. Other investigated receptor systems showed small changes or were not affected. The present data suggest that the moderate increase of CAG/polyglutamine repeat expansions in the present rat model of Huntington's disease is characterized by subtype-selective and region-specific changes of neuroreceptor densities. In particular, there is evidence for a contribution of predominantly presynaptically localized cholinergic and noradrenergic receptors in the response to Huntington's disease pathology. 2005 Blackwell Publishing Journal Backfiles 1879-2005 |2005|||||||||| Huntington's disease Zilles, Karl verfasserin aut Matusch, Andreas verfasserin aut Holzmann, Carsten oth Riess, Olaf oth Von Hörsten, Stephan oth In Journal of neurochemistry Oxford : Wiley-Blackwell, 1956 94(2005), 3, Seite 0 Online-Ressource (DE-627)NLEJ243927584 (DE-600)2020528-4 1471-4159 nnns volume:94 year:2005 number:3 pages:0 http://dx.doi.org/10.1111/j.1471-4159.2005.03169.x text/html Verlag Deutschlandweit zugänglich Volltext GBV_USEFLAG_U ZDB-1-DJB GBV_NL_ARTICLE AR 94 2005 3 0 |
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10.1111/j.1471-4159.2005.03169.x doi (DE-627)NLEJ243113722 DE-627 ger DE-627 rakwb Bauer, Andreas verfasserin aut Regional and subtype selective changes of neurotransmitter receptor density in a rat transgenic for the Huntington's disease mutation Oxford, UK Blackwell Science Ltd 2005 Online-Ressource nicht spezifiziert zzz rdacontent nicht spezifiziert z rdamedia nicht spezifiziert zu rdacarrier Huntington's disease (HD) is an autosomal dominantly inherited progressive neurodegenerative disorder caused by a CAG/polyglutamine repeat expansion in the gene encoding the huntingtin protein. We have recently generated a rat model transgenic for HD, which displays a slowly progressive phenotype resembling the human adult-onset type of disease. In this study we systematically assessed the distribution and density of 17 transmitter receptors in the brains of 2-year-old rats using quantitative multi-tracer autoradiography and high-resolution positron emission tomography. Heterozygous animals expressed increased densities of M2 acetylcholine (increase of 148 ± 16% of controls; p > 0.001; n = 7), nicotine (increase of 149 ± 16% of controls; p > 0.01; n = 6), and α2 noradrenergic receptors (increase of 141 ± 15% of controls; p > 0.001; n = 6), respectively. Densities of these receptors were decreased in homozygous animals. Decreases of receptor density in both hetero- and homozygous animals were found for M1 acetylcholine, 5-HT2A serotonin, A2A adenosine, D1 and D2 dopamine, and GABAA receptors, respectively. Other investigated receptor systems showed small changes or were not affected. The present data suggest that the moderate increase of CAG/polyglutamine repeat expansions in the present rat model of Huntington's disease is characterized by subtype-selective and region-specific changes of neuroreceptor densities. In particular, there is evidence for a contribution of predominantly presynaptically localized cholinergic and noradrenergic receptors in the response to Huntington's disease pathology. 2005 Blackwell Publishing Journal Backfiles 1879-2005 |2005|||||||||| Huntington's disease Zilles, Karl verfasserin aut Matusch, Andreas verfasserin aut Holzmann, Carsten oth Riess, Olaf oth Von Hörsten, Stephan oth In Journal of neurochemistry Oxford : Wiley-Blackwell, 1956 94(2005), 3, Seite 0 Online-Ressource (DE-627)NLEJ243927584 (DE-600)2020528-4 1471-4159 nnns volume:94 year:2005 number:3 pages:0 http://dx.doi.org/10.1111/j.1471-4159.2005.03169.x text/html Verlag Deutschlandweit zugänglich Volltext GBV_USEFLAG_U ZDB-1-DJB GBV_NL_ARTICLE AR 94 2005 3 0 |
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10.1111/j.1471-4159.2005.03169.x doi (DE-627)NLEJ243113722 DE-627 ger DE-627 rakwb Bauer, Andreas verfasserin aut Regional and subtype selective changes of neurotransmitter receptor density in a rat transgenic for the Huntington's disease mutation Oxford, UK Blackwell Science Ltd 2005 Online-Ressource nicht spezifiziert zzz rdacontent nicht spezifiziert z rdamedia nicht spezifiziert zu rdacarrier Huntington's disease (HD) is an autosomal dominantly inherited progressive neurodegenerative disorder caused by a CAG/polyglutamine repeat expansion in the gene encoding the huntingtin protein. We have recently generated a rat model transgenic for HD, which displays a slowly progressive phenotype resembling the human adult-onset type of disease. In this study we systematically assessed the distribution and density of 17 transmitter receptors in the brains of 2-year-old rats using quantitative multi-tracer autoradiography and high-resolution positron emission tomography. Heterozygous animals expressed increased densities of M2 acetylcholine (increase of 148 ± 16% of controls; p > 0.001; n = 7), nicotine (increase of 149 ± 16% of controls; p > 0.01; n = 6), and α2 noradrenergic receptors (increase of 141 ± 15% of controls; p > 0.001; n = 6), respectively. Densities of these receptors were decreased in homozygous animals. Decreases of receptor density in both hetero- and homozygous animals were found for M1 acetylcholine, 5-HT2A serotonin, A2A adenosine, D1 and D2 dopamine, and GABAA receptors, respectively. Other investigated receptor systems showed small changes or were not affected. The present data suggest that the moderate increase of CAG/polyglutamine repeat expansions in the present rat model of Huntington's disease is characterized by subtype-selective and region-specific changes of neuroreceptor densities. In particular, there is evidence for a contribution of predominantly presynaptically localized cholinergic and noradrenergic receptors in the response to Huntington's disease pathology. 2005 Blackwell Publishing Journal Backfiles 1879-2005 |2005|||||||||| Huntington's disease Zilles, Karl verfasserin aut Matusch, Andreas verfasserin aut Holzmann, Carsten oth Riess, Olaf oth Von Hörsten, Stephan oth In Journal of neurochemistry Oxford : Wiley-Blackwell, 1956 94(2005), 3, Seite 0 Online-Ressource (DE-627)NLEJ243927584 (DE-600)2020528-4 1471-4159 nnns volume:94 year:2005 number:3 pages:0 http://dx.doi.org/10.1111/j.1471-4159.2005.03169.x text/html Verlag Deutschlandweit zugänglich Volltext GBV_USEFLAG_U ZDB-1-DJB GBV_NL_ARTICLE AR 94 2005 3 0 |
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10.1111/j.1471-4159.2005.03169.x doi (DE-627)NLEJ243113722 DE-627 ger DE-627 rakwb Bauer, Andreas verfasserin aut Regional and subtype selective changes of neurotransmitter receptor density in a rat transgenic for the Huntington's disease mutation Oxford, UK Blackwell Science Ltd 2005 Online-Ressource nicht spezifiziert zzz rdacontent nicht spezifiziert z rdamedia nicht spezifiziert zu rdacarrier Huntington's disease (HD) is an autosomal dominantly inherited progressive neurodegenerative disorder caused by a CAG/polyglutamine repeat expansion in the gene encoding the huntingtin protein. We have recently generated a rat model transgenic for HD, which displays a slowly progressive phenotype resembling the human adult-onset type of disease. In this study we systematically assessed the distribution and density of 17 transmitter receptors in the brains of 2-year-old rats using quantitative multi-tracer autoradiography and high-resolution positron emission tomography. Heterozygous animals expressed increased densities of M2 acetylcholine (increase of 148 ± 16% of controls; p > 0.001; n = 7), nicotine (increase of 149 ± 16% of controls; p > 0.01; n = 6), and α2 noradrenergic receptors (increase of 141 ± 15% of controls; p > 0.001; n = 6), respectively. Densities of these receptors were decreased in homozygous animals. Decreases of receptor density in both hetero- and homozygous animals were found for M1 acetylcholine, 5-HT2A serotonin, A2A adenosine, D1 and D2 dopamine, and GABAA receptors, respectively. Other investigated receptor systems showed small changes or were not affected. The present data suggest that the moderate increase of CAG/polyglutamine repeat expansions in the present rat model of Huntington's disease is characterized by subtype-selective and region-specific changes of neuroreceptor densities. In particular, there is evidence for a contribution of predominantly presynaptically localized cholinergic and noradrenergic receptors in the response to Huntington's disease pathology. 2005 Blackwell Publishing Journal Backfiles 1879-2005 |2005|||||||||| Huntington's disease Zilles, Karl verfasserin aut Matusch, Andreas verfasserin aut Holzmann, Carsten oth Riess, Olaf oth Von Hörsten, Stephan oth In Journal of neurochemistry Oxford : Wiley-Blackwell, 1956 94(2005), 3, Seite 0 Online-Ressource (DE-627)NLEJ243927584 (DE-600)2020528-4 1471-4159 nnns volume:94 year:2005 number:3 pages:0 http://dx.doi.org/10.1111/j.1471-4159.2005.03169.x text/html Verlag Deutschlandweit zugänglich Volltext GBV_USEFLAG_U ZDB-1-DJB GBV_NL_ARTICLE AR 94 2005 3 0 |
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10.1111/j.1471-4159.2005.03169.x doi (DE-627)NLEJ243113722 DE-627 ger DE-627 rakwb Bauer, Andreas verfasserin aut Regional and subtype selective changes of neurotransmitter receptor density in a rat transgenic for the Huntington's disease mutation Oxford, UK Blackwell Science Ltd 2005 Online-Ressource nicht spezifiziert zzz rdacontent nicht spezifiziert z rdamedia nicht spezifiziert zu rdacarrier Huntington's disease (HD) is an autosomal dominantly inherited progressive neurodegenerative disorder caused by a CAG/polyglutamine repeat expansion in the gene encoding the huntingtin protein. We have recently generated a rat model transgenic for HD, which displays a slowly progressive phenotype resembling the human adult-onset type of disease. In this study we systematically assessed the distribution and density of 17 transmitter receptors in the brains of 2-year-old rats using quantitative multi-tracer autoradiography and high-resolution positron emission tomography. Heterozygous animals expressed increased densities of M2 acetylcholine (increase of 148 ± 16% of controls; p > 0.001; n = 7), nicotine (increase of 149 ± 16% of controls; p > 0.01; n = 6), and α2 noradrenergic receptors (increase of 141 ± 15% of controls; p > 0.001; n = 6), respectively. Densities of these receptors were decreased in homozygous animals. Decreases of receptor density in both hetero- and homozygous animals were found for M1 acetylcholine, 5-HT2A serotonin, A2A adenosine, D1 and D2 dopamine, and GABAA receptors, respectively. Other investigated receptor systems showed small changes or were not affected. The present data suggest that the moderate increase of CAG/polyglutamine repeat expansions in the present rat model of Huntington's disease is characterized by subtype-selective and region-specific changes of neuroreceptor densities. In particular, there is evidence for a contribution of predominantly presynaptically localized cholinergic and noradrenergic receptors in the response to Huntington's disease pathology. 2005 Blackwell Publishing Journal Backfiles 1879-2005 |2005|||||||||| Huntington's disease Zilles, Karl verfasserin aut Matusch, Andreas verfasserin aut Holzmann, Carsten oth Riess, Olaf oth Von Hörsten, Stephan oth In Journal of neurochemistry Oxford : Wiley-Blackwell, 1956 94(2005), 3, Seite 0 Online-Ressource (DE-627)NLEJ243927584 (DE-600)2020528-4 1471-4159 nnns volume:94 year:2005 number:3 pages:0 http://dx.doi.org/10.1111/j.1471-4159.2005.03169.x text/html Verlag Deutschlandweit zugänglich Volltext GBV_USEFLAG_U ZDB-1-DJB GBV_NL_ARTICLE AR 94 2005 3 0 |
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regional and subtype selective changes of neurotransmitter receptor density in a rat transgenic for the huntington's disease mutation |
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Regional and subtype selective changes of neurotransmitter receptor density in a rat transgenic for the Huntington's disease mutation |
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Huntington's disease (HD) is an autosomal dominantly inherited progressive neurodegenerative disorder caused by a CAG/polyglutamine repeat expansion in the gene encoding the huntingtin protein. We have recently generated a rat model transgenic for HD, which displays a slowly progressive phenotype resembling the human adult-onset type of disease. In this study we systematically assessed the distribution and density of 17 transmitter receptors in the brains of 2-year-old rats using quantitative multi-tracer autoradiography and high-resolution positron emission tomography. Heterozygous animals expressed increased densities of M2 acetylcholine (increase of 148 ± 16% of controls; p > 0.001; n = 7), nicotine (increase of 149 ± 16% of controls; p > 0.01; n = 6), and α2 noradrenergic receptors (increase of 141 ± 15% of controls; p > 0.001; n = 6), respectively. Densities of these receptors were decreased in homozygous animals. Decreases of receptor density in both hetero- and homozygous animals were found for M1 acetylcholine, 5-HT2A serotonin, A2A adenosine, D1 and D2 dopamine, and GABAA receptors, respectively. Other investigated receptor systems showed small changes or were not affected. The present data suggest that the moderate increase of CAG/polyglutamine repeat expansions in the present rat model of Huntington's disease is characterized by subtype-selective and region-specific changes of neuroreceptor densities. In particular, there is evidence for a contribution of predominantly presynaptically localized cholinergic and noradrenergic receptors in the response to Huntington's disease pathology. |
abstractGer |
Huntington's disease (HD) is an autosomal dominantly inherited progressive neurodegenerative disorder caused by a CAG/polyglutamine repeat expansion in the gene encoding the huntingtin protein. We have recently generated a rat model transgenic for HD, which displays a slowly progressive phenotype resembling the human adult-onset type of disease. In this study we systematically assessed the distribution and density of 17 transmitter receptors in the brains of 2-year-old rats using quantitative multi-tracer autoradiography and high-resolution positron emission tomography. Heterozygous animals expressed increased densities of M2 acetylcholine (increase of 148 ± 16% of controls; p > 0.001; n = 7), nicotine (increase of 149 ± 16% of controls; p > 0.01; n = 6), and α2 noradrenergic receptors (increase of 141 ± 15% of controls; p > 0.001; n = 6), respectively. Densities of these receptors were decreased in homozygous animals. Decreases of receptor density in both hetero- and homozygous animals were found for M1 acetylcholine, 5-HT2A serotonin, A2A adenosine, D1 and D2 dopamine, and GABAA receptors, respectively. Other investigated receptor systems showed small changes or were not affected. The present data suggest that the moderate increase of CAG/polyglutamine repeat expansions in the present rat model of Huntington's disease is characterized by subtype-selective and region-specific changes of neuroreceptor densities. In particular, there is evidence for a contribution of predominantly presynaptically localized cholinergic and noradrenergic receptors in the response to Huntington's disease pathology. |
abstract_unstemmed |
Huntington's disease (HD) is an autosomal dominantly inherited progressive neurodegenerative disorder caused by a CAG/polyglutamine repeat expansion in the gene encoding the huntingtin protein. We have recently generated a rat model transgenic for HD, which displays a slowly progressive phenotype resembling the human adult-onset type of disease. In this study we systematically assessed the distribution and density of 17 transmitter receptors in the brains of 2-year-old rats using quantitative multi-tracer autoradiography and high-resolution positron emission tomography. Heterozygous animals expressed increased densities of M2 acetylcholine (increase of 148 ± 16% of controls; p > 0.001; n = 7), nicotine (increase of 149 ± 16% of controls; p > 0.01; n = 6), and α2 noradrenergic receptors (increase of 141 ± 15% of controls; p > 0.001; n = 6), respectively. Densities of these receptors were decreased in homozygous animals. Decreases of receptor density in both hetero- and homozygous animals were found for M1 acetylcholine, 5-HT2A serotonin, A2A adenosine, D1 and D2 dopamine, and GABAA receptors, respectively. Other investigated receptor systems showed small changes or were not affected. The present data suggest that the moderate increase of CAG/polyglutamine repeat expansions in the present rat model of Huntington's disease is characterized by subtype-selective and region-specific changes of neuroreceptor densities. In particular, there is evidence for a contribution of predominantly presynaptically localized cholinergic and noradrenergic receptors in the response to Huntington's disease pathology. |
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title_short |
Regional and subtype selective changes of neurotransmitter receptor density in a rat transgenic for the Huntington's disease mutation |
url |
http://dx.doi.org/10.1111/j.1471-4159.2005.03169.x |
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author2 |
Zilles, Karl Matusch, Andreas Holzmann, Carsten Riess, Olaf Von Hörsten, Stephan |
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Zilles, Karl Matusch, Andreas Holzmann, Carsten Riess, Olaf Von Hörsten, Stephan |
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doi_str |
10.1111/j.1471-4159.2005.03169.x |
up_date |
2024-07-06T04:19:47.926Z |
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