Acupuncture enhances the synaptic dopamine availability to improve motor function in a mouse model of Parkinson's disease.

Parkinson's disease (PD) is caused by the selective loss of dopaminergic neurons in the substantia nigra (SN) and the depletion of striatal dopamine (DA). Acupuncture, as an alternative therapy for PD, has beneficial effects in both PD patients and PD animal models, although the underlying mech...

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Autores principales: Seung-Nam Kim, Ah-Reum Doo, Ji-Yeun Park, Hyungjin Bae, Younbyoung Chae, Insop Shim, Hyangsook Lee, Woongjoon Moon, Hyejung Lee, Hi-Joon Park
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Publicado: Public Library of Science (PLoS) 2011
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Acceso en línea:https://doaj.org/article/9ceed0d1ae8741f2a170cb090bec83e6
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spelling oai:doaj.org-article:9ceed0d1ae8741f2a170cb090bec83e62021-11-18T07:33:45ZAcupuncture enhances the synaptic dopamine availability to improve motor function in a mouse model of Parkinson's disease.1932-620310.1371/journal.pone.0027566https://doaj.org/article/9ceed0d1ae8741f2a170cb090bec83e62011-01-01T00:00:00Zhttps://www.ncbi.nlm.nih.gov/pmc/articles/pmid/22132113/pdf/?tool=EBIhttps://doaj.org/toc/1932-6203Parkinson's disease (PD) is caused by the selective loss of dopaminergic neurons in the substantia nigra (SN) and the depletion of striatal dopamine (DA). Acupuncture, as an alternative therapy for PD, has beneficial effects in both PD patients and PD animal models, although the underlying mechanisms therein remain uncertain. The present study investigated whether acupuncture treatment affected dopamine neurotransmission in a PD mouse model using 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine (MPTP). We found that acupuncture treatment at acupoint GB34 improved motor function with accompanying dopaminergic neuron protection against MPTP but did not restore striatal dopamine depletion. Instead, acupuncture treatment increased dopamine release that in turn, may lead to the enhancement of dopamine availability in the synaptic cleft. Moreover, acupuncture treatment mitigated MPTP-induced abnormal postsynaptic changes, suggesting that acupuncture treatment may increase postsynaptic dopamine neurotransmission and facilitate the normalization of basal ganglia activity. These results suggest that the acupuncture-induced enhancement of synaptic dopamine availability may play a critical role in motor function improvement against MPTP.Seung-Nam KimAh-Reum DooJi-Yeun ParkHyungjin BaeYounbyoung ChaeInsop ShimHyangsook LeeWoongjoon MoonHyejung LeeHi-Joon ParkPublic Library of Science (PLoS)articleMedicineRScienceQENPLoS ONE, Vol 6, Iss 11, p e27566 (2011)
institution DOAJ
collection DOAJ
language EN
topic Medicine
R
Science
Q
spellingShingle Medicine
R
Science
Q
Seung-Nam Kim
Ah-Reum Doo
Ji-Yeun Park
Hyungjin Bae
Younbyoung Chae
Insop Shim
Hyangsook Lee
Woongjoon Moon
Hyejung Lee
Hi-Joon Park
Acupuncture enhances the synaptic dopamine availability to improve motor function in a mouse model of Parkinson's disease.
description Parkinson's disease (PD) is caused by the selective loss of dopaminergic neurons in the substantia nigra (SN) and the depletion of striatal dopamine (DA). Acupuncture, as an alternative therapy for PD, has beneficial effects in both PD patients and PD animal models, although the underlying mechanisms therein remain uncertain. The present study investigated whether acupuncture treatment affected dopamine neurotransmission in a PD mouse model using 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine (MPTP). We found that acupuncture treatment at acupoint GB34 improved motor function with accompanying dopaminergic neuron protection against MPTP but did not restore striatal dopamine depletion. Instead, acupuncture treatment increased dopamine release that in turn, may lead to the enhancement of dopamine availability in the synaptic cleft. Moreover, acupuncture treatment mitigated MPTP-induced abnormal postsynaptic changes, suggesting that acupuncture treatment may increase postsynaptic dopamine neurotransmission and facilitate the normalization of basal ganglia activity. These results suggest that the acupuncture-induced enhancement of synaptic dopamine availability may play a critical role in motor function improvement against MPTP.
format article
author Seung-Nam Kim
Ah-Reum Doo
Ji-Yeun Park
Hyungjin Bae
Younbyoung Chae
Insop Shim
Hyangsook Lee
Woongjoon Moon
Hyejung Lee
Hi-Joon Park
author_facet Seung-Nam Kim
Ah-Reum Doo
Ji-Yeun Park
Hyungjin Bae
Younbyoung Chae
Insop Shim
Hyangsook Lee
Woongjoon Moon
Hyejung Lee
Hi-Joon Park
author_sort Seung-Nam Kim
title Acupuncture enhances the synaptic dopamine availability to improve motor function in a mouse model of Parkinson's disease.
title_short Acupuncture enhances the synaptic dopamine availability to improve motor function in a mouse model of Parkinson's disease.
title_full Acupuncture enhances the synaptic dopamine availability to improve motor function in a mouse model of Parkinson's disease.
title_fullStr Acupuncture enhances the synaptic dopamine availability to improve motor function in a mouse model of Parkinson's disease.
title_full_unstemmed Acupuncture enhances the synaptic dopamine availability to improve motor function in a mouse model of Parkinson's disease.
title_sort acupuncture enhances the synaptic dopamine availability to improve motor function in a mouse model of parkinson's disease.
publisher Public Library of Science (PLoS)
publishDate 2011
url https://doaj.org/article/9ceed0d1ae8741f2a170cb090bec83e6
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