Evidence map›Paper›PMID 32985503›Full record

ArticleNature communications2020

CLR01 protects dopaminergic neurons in vitro and in mouse models of Parkinson's disease.

Nora Bengoa-Vergniory, Emilie Faggiani, Paula Ramos-Gonzalez, Ecem Kirkiz, Natalie Connor-Robson, Liam V Brown, Ibrar Siddique, Zizheng Li, Siv Vingill, Milena Cioroch and 11 more

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 47 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
47citing papers in PubMed, 1 pooled it
3.9field-weighted citation impact, top 5% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

47 citing papers in PubMed, 1 synthesis or guideline pooled it, 74 citations in OpenAlex.

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  20. Recent Advances in Clinical Trials in Multiple System Atrophy.Current neurology and neuroscience reports · 2024
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

21 authors at 5 institutions in 5 countries.

Nora Bengoa-VergnioryOxford Parkinson's Disease Center (OPDC) and Department of Physiology, Anatomy and Genetics, Oxford University, South Parks Road, Oxford, OX1 3QX, UK.ORCID http://orcid.org/0000-0002-3700-0464
Emilie FaggianiInstitut des Maladies Neurodégénératives, UMR 5293, Univ. de Bordeaux, F-33000, Bordeaux, France.
Paula Ramos-GonzalezDepartamento de Neurociencias, Achucarro Basque Center for Neuroscience, and Centro de Investigación Biomédica en Red en Enfermedades Neurodegenerativas (CIBERNED), Universidad del País Vasco (UPV/EHU), S-48940, Leioa, Spain.
Ecem KirkizOxford Parkinson's Disease Center (OPDC) and Department of Physiology, Anatomy and Genetics, Oxford University, South Parks Road, Oxford, OX1 3QX, UK.
Natalie Connor-RobsonOxford Parkinson's Disease Center (OPDC) and Department of Physiology, Anatomy and Genetics, Oxford University, South Parks Road, Oxford, OX1 3QX, UK.ORCID http://orcid.org/0000-0001-8350-6928
Liam V BrownMathematical Institute, Oxford University, Oxford, OX2 6GG, UK.
Ibrar SiddiqueDepartment of Neurology, Brain Research Institute and Molecular Biology Institute, University of California, Los Angeles, 635 Charles E Young Drive South, Gordon 451, Los Angeles, CA, 90095, USA.
Zizheng LiDepartment of Neurology, Brain Research Institute and Molecular Biology Institute, University of California, Los Angeles, 635 Charles E Young Drive South, Gordon 451, Los Angeles, CA, 90095, USA.
Siv VingillOxford Parkinson's Disease Center (OPDC) and Department of Physiology, Anatomy and Genetics, Oxford University, South Parks Road, Oxford, OX1 3QX, UK.
Milena CiorochOxford Parkinson's Disease Center (OPDC) and Department of Physiology, Anatomy and Genetics, Oxford University, South Parks Road, Oxford, OX1 3QX, UK.
Fabio CavaliereDepartamento de Neurociencias, Achucarro Basque Center for Neuroscience, and Centro de Investigación Biomédica en Red en Enfermedades Neurodegenerativas (CIBERNED), Universidad del País Vasco (UPV/EHU), S-48940, Leioa, Spain.
Sarah ThrelfellOxford Parkinson's Disease Center (OPDC) and Department of Physiology, Anatomy and Genetics, Oxford University, South Parks Road, Oxford, OX1 3QX, UK.ORCID http://orcid.org/0000-0002-3581-1327
Bradley RobertsOxford Parkinson's Disease Center (OPDC) and Department of Physiology, Anatomy and Genetics, Oxford University, South Parks Road, Oxford, OX1 3QX, UK.ORCID http://orcid.org/0000-0002-5192-2545
Thomas SchraderInstitute of Organic Chemistry, University of Duisburg-Essen, Essen, 45117, Germany.
Frank-Gerrit KlärnerInstitute of Organic Chemistry, University of Duisburg-Essen, Essen, 45117, Germany.
Stephanie CraggOxford Parkinson's Disease Center (OPDC) and Department of Physiology, Anatomy and Genetics, Oxford University, South Parks Road, Oxford, OX1 3QX, UK.ORCID http://orcid.org/0000-0001-9677-2256
Benjamin DehayInstitut des Maladies Neurodégénératives, UMR 5293, Univ. de Bordeaux, F-33000, Bordeaux, France.ORCID http://orcid.org/0000-0003-1723-9045
Gal BitanDepartment of Neurology, Brain Research Institute and Molecular Biology Institute, University of California, Los Angeles, 635 Charles E Young Drive South, Gordon 451, Los Angeles, CA, 90095, USA.ORCID http://orcid.org/0000-0001-7046-3754
Carlos MatuteDepartamento de Neurociencias, Achucarro Basque Center for Neuroscience, and Centro de Investigación Biomédica en Red en Enfermedades Neurodegenerativas (CIBERNED), Universidad del País Vasco (UPV/EHU), S-48940, Leioa, Spain.
Erwan BezardInstitut des Maladies Neurodégénératives, UMR 5293, Univ. de Bordeaux, F-33000, Bordeaux, France.ORCID http://orcid.org/0000-0002-0410-4638
Richard Wade-MartinsOxford Parkinson's Disease Center (OPDC) and Department of Physiology, Anatomy and Genetics, Oxford University, South Parks Road, Oxford, OX1 3QX, UK. richard.wade-martins@dpag.ox.ac.uk.ORCID http://orcid.org/0000-0001-6691-580X
University of Oxford · GBCentre National de la Recherche Scientifique · FRUniversity of California, Los Angeles · USUniversity of the Basque Country · ESUniversity of Duisburg-Essen · DE

Funding

Misfolded protein-clearance enhancers for Alzheimer's therapyR01AG050721 · NIA · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI BITAN, GAL · 2015 to 2019
$2.0M
Medical Research Council G0700932Medical Research Council MC_EX_MR/N50192X/1Medical Research Council MR/J004324/1Medical Research Council MR/K013866/1Medical Research Council MR/L023784/1Medical Research Council MR/L023784/2Medical Research Council MR/M024962/1Medical Research Council MR/N029453/1Medical Research Council MR/P007058/1NIA NIH HHS R01 AG050721Parkinson's UK G-0803Parkinson's UK G-0808Parkinson's UK G-1103Parkinson's UK G-1305Parkinson's UK G-1504Parkinson's UK H-1003Parkinson's UK J-0901
6 · The paper itself

Abstract

Parkinson's disease (PD) affects millions of patients worldwide and is characterized by alpha-synuclein aggregation in dopamine neurons. Molecular tweezers have shown high potential as anti-aggregation agents targeting positively charged residues of proteins undergoing amyloidogenic processes. Here we report that the molecular tweezer CLR01 decreased aggregation and toxicity in induced pluripotent stem cell-derived dopaminergic cultures treated with PD brain protein extracts. In microfluidic devices CLR01 reduced alpha-synuclein aggregation in cell somas when axonal terminals were exposed to alpha-synuclein oligomers. We then tested CLR01 in vivo in a humanized alpha-synuclein overexpressing mouse model; mice treated at 12 months of age when motor defects are mild exhibited an improvement in motor defects and a decreased oligomeric alpha-synuclein burden. Finally, CLR01 reduced alpha-synuclein-associated pathology in mice injected with alpha-synuclein aggregates into the striatum or substantia nigra. Taken together, these results highlight CLR01 as a disease-modifying therapy for PD and support further clinical investigation.

Indexed as

alpha-SynucleinAnimalsBridged-Ring CompoundsDisease Models, AnimalDopaminergic NeuronsHumansMaleMiceOrganophosphatesParkinson DiseaseProtective AgentsProtein Aggregatesalpha-SynucleinBridged-Ring CompoundsCLR01 compoundOrganophosphatesProtective AgentsProtein Aggregates

Identifiers

PMID32985503
PMCPMC7522721
OpenAlexW3081899760

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.