Positron emission tomography molecular imaging for pathological visualization in multiple system atrophy

Multiple system atrophy (MSA) is a complex, heterogeneous neurodegenerative disorder characterized by a multifaceted pathogenesis. Its key pathological hallmark is the abnormal aggregation of α-synuclein, which triggers neuroinflammation, disrupts both dopaminergic and non-dopaminergic systems, and...

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Main Authors: La Dong, Rui Zhou, Jinyun Zhou, Ke Liu, Chentao Jin, Jing Wang, Chenxi Xue, Mei Tian, Hong Zhang, Yan Zhong
Format: Article
Language:English
Published: Elsevier 2025-03-01
Series:Neurobiology of Disease
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Online Access:http://www.sciencedirect.com/science/article/pii/S0969996125000440
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author La Dong
Rui Zhou
Jinyun Zhou
Ke Liu
Chentao Jin
Jing Wang
Chenxi Xue
Mei Tian
Hong Zhang
Yan Zhong
author_facet La Dong
Rui Zhou
Jinyun Zhou
Ke Liu
Chentao Jin
Jing Wang
Chenxi Xue
Mei Tian
Hong Zhang
Yan Zhong
author_sort La Dong
collection DOAJ
description Multiple system atrophy (MSA) is a complex, heterogeneous neurodegenerative disorder characterized by a multifaceted pathogenesis. Its key pathological hallmark is the abnormal aggregation of α-synuclein, which triggers neuroinflammation, disrupts both dopaminergic and non-dopaminergic systems, and results in metabolic abnormalities in the brain. Positron emission tomography (PET) is a non-invasive technique that enables the visualization, characterization, and quantification of these pathological processes from diverse perspectives using radiolabeled agents. PET imaging of molecular events provides valuable insights into the underlying pathomechanisms of MSA and holds significant promise for the development of imaging biomarkers, which could greatly improve disease assessment and management. In this review, we focused on the pathological mechanisms of MSA, summarized relevant targets and radiopharmaceuticals, and discussed the clinical applications and future perspectives of PET molecular imaging in MSA.
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spelling doaj-art-f504bd43f00e4e94b4b2011cd1860dc12025-02-07T04:46:53ZengElsevierNeurobiology of Disease1095-953X2025-03-01206106828Positron emission tomography molecular imaging for pathological visualization in multiple system atrophyLa Dong0Rui Zhou1Jinyun Zhou2Ke Liu3Chentao Jin4Jing Wang5Chenxi Xue6Mei Tian7Hong Zhang8Yan Zhong9Department of Nuclear Medicine and PET Center, The Second Affiliated Hospital of Zhejiang University School of Medicine, Hangzhou, Zhejiang 31009, China; Institute of Nuclear Medicine and Molecular Imaging of Zhejiang University, Hangzhou, Zhejiang 31009, China; Key Laboratory of Medical Molecular Imaging of Zhejiang Province, Hangzhou, Zhejiang 31009, ChinaDepartment of Nuclear Medicine and PET Center, The Second Affiliated Hospital of Zhejiang University School of Medicine, Hangzhou, Zhejiang 31009, China; Institute of Nuclear Medicine and Molecular Imaging of Zhejiang University, Hangzhou, Zhejiang 31009, China; Key Laboratory of Medical Molecular Imaging of Zhejiang Province, Hangzhou, Zhejiang 31009, ChinaDepartment of Nuclear Medicine and PET Center, The Second Affiliated Hospital of Zhejiang University School of Medicine, Hangzhou, Zhejiang 31009, China; Institute of Nuclear Medicine and Molecular Imaging of Zhejiang University, Hangzhou, Zhejiang 31009, China; Key Laboratory of Medical Molecular Imaging of Zhejiang Province, Hangzhou, Zhejiang 31009, ChinaDepartment of Nuclear Medicine and PET Center, The Second Affiliated Hospital of Zhejiang University School of Medicine, Hangzhou, Zhejiang 31009, China; Institute of Nuclear Medicine and Molecular Imaging of Zhejiang University, Hangzhou, Zhejiang 31009, China; Key Laboratory of Medical Molecular Imaging of Zhejiang Province, Hangzhou, Zhejiang 31009, ChinaDepartment of Nuclear Medicine and PET Center, The Second Affiliated Hospital of Zhejiang University School of Medicine, Hangzhou, Zhejiang 31009, China; Institute of Nuclear Medicine and Molecular Imaging of Zhejiang University, Hangzhou, Zhejiang 31009, China; Key Laboratory of Medical Molecular Imaging of Zhejiang Province, Hangzhou, Zhejiang 31009, ChinaDepartment of Nuclear Medicine and PET Center, The Second Affiliated Hospital of Zhejiang University School of Medicine, Hangzhou, Zhejiang 31009, China; Institute of Nuclear Medicine and Molecular Imaging of Zhejiang University, Hangzhou, Zhejiang 31009, China; Key Laboratory of Medical Molecular Imaging of Zhejiang Province, Hangzhou, Zhejiang 31009, ChinaDepartment of Nuclear Medicine and PET Center, The Second Affiliated Hospital of Zhejiang University School of Medicine, Hangzhou, Zhejiang 31009, China; Institute of Nuclear Medicine and Molecular Imaging of Zhejiang University, Hangzhou, Zhejiang 31009, China; Key Laboratory of Medical Molecular Imaging of Zhejiang Province, Hangzhou, Zhejiang 31009, China; Human Phenome Institute, Fudan University, Shanghai 200040, ChinaDepartment of Nuclear Medicine and PET Center, The Second Affiliated Hospital of Zhejiang University School of Medicine, Hangzhou, Zhejiang 31009, China; Institute of Nuclear Medicine and Molecular Imaging of Zhejiang University, Hangzhou, Zhejiang 31009, China; Key Laboratory of Medical Molecular Imaging of Zhejiang Province, Hangzhou, Zhejiang 31009, China; Human Phenome Institute, Fudan University, Shanghai 200040, China; Corresponding authors at: Department of Nuclear Medicine and PET Center, The Second Affiliated Hospital of Zhejiang University School of Medicine, Hangzhou, Zhejiang 31009, China.Department of Nuclear Medicine and PET Center, The Second Affiliated Hospital of Zhejiang University School of Medicine, Hangzhou, Zhejiang 31009, China; Institute of Nuclear Medicine and Molecular Imaging of Zhejiang University, Hangzhou, Zhejiang 31009, China; Key Laboratory of Medical Molecular Imaging of Zhejiang Province, Hangzhou, Zhejiang 31009, China; College of Biomedical Engineering & Instrument Science, Zhejiang University, Hangzhou, Zhejiang 310014, China; Key Laboratory for Biomedical Engineering of Ministry of Education, Zhejiang University, Hangzhou, Zhejiang 310014, China; Corresponding authors at: Department of Nuclear Medicine and PET Center, The Second Affiliated Hospital of Zhejiang University School of Medicine, Hangzhou, Zhejiang 31009, China.Department of Nuclear Medicine and PET Center, The Second Affiliated Hospital of Zhejiang University School of Medicine, Hangzhou, Zhejiang 31009, China; Institute of Nuclear Medicine and Molecular Imaging of Zhejiang University, Hangzhou, Zhejiang 31009, China; Key Laboratory of Medical Molecular Imaging of Zhejiang Province, Hangzhou, Zhejiang 31009, China; Key Laboratory for Biomedical Engineering of Ministry of Education, Zhejiang University, Hangzhou, Zhejiang 310014, China; Corresponding authors at: Department of Nuclear Medicine and PET Center, The Second Affiliated Hospital of Zhejiang University School of Medicine, Hangzhou, Zhejiang 31009, China.Multiple system atrophy (MSA) is a complex, heterogeneous neurodegenerative disorder characterized by a multifaceted pathogenesis. Its key pathological hallmark is the abnormal aggregation of α-synuclein, which triggers neuroinflammation, disrupts both dopaminergic and non-dopaminergic systems, and results in metabolic abnormalities in the brain. Positron emission tomography (PET) is a non-invasive technique that enables the visualization, characterization, and quantification of these pathological processes from diverse perspectives using radiolabeled agents. PET imaging of molecular events provides valuable insights into the underlying pathomechanisms of MSA and holds significant promise for the development of imaging biomarkers, which could greatly improve disease assessment and management. In this review, we focused on the pathological mechanisms of MSA, summarized relevant targets and radiopharmaceuticals, and discussed the clinical applications and future perspectives of PET molecular imaging in MSA.http://www.sciencedirect.com/science/article/pii/S0969996125000440Multiple system atrophyPositron emission tomographyα-SynucleinInflammationDopaminergic and non-dopaminergic systemBrain metabolism
spellingShingle La Dong
Rui Zhou
Jinyun Zhou
Ke Liu
Chentao Jin
Jing Wang
Chenxi Xue
Mei Tian
Hong Zhang
Yan Zhong
Positron emission tomography molecular imaging for pathological visualization in multiple system atrophy
Neurobiology of Disease
Multiple system atrophy
Positron emission tomography
α-Synuclein
Inflammation
Dopaminergic and non-dopaminergic system
Brain metabolism
title Positron emission tomography molecular imaging for pathological visualization in multiple system atrophy
title_full Positron emission tomography molecular imaging for pathological visualization in multiple system atrophy
title_fullStr Positron emission tomography molecular imaging for pathological visualization in multiple system atrophy
title_full_unstemmed Positron emission tomography molecular imaging for pathological visualization in multiple system atrophy
title_short Positron emission tomography molecular imaging for pathological visualization in multiple system atrophy
title_sort positron emission tomography molecular imaging for pathological visualization in multiple system atrophy
topic Multiple system atrophy
Positron emission tomography
α-Synuclein
Inflammation
Dopaminergic and non-dopaminergic system
Brain metabolism
url http://www.sciencedirect.com/science/article/pii/S0969996125000440
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