Evidence map›Paper›PMID 31792467›Full record

ArticleNature neuroscience2020

α-Synuclein strains target distinct brain regions and cell types.

Angus Lau, Raphaella W L So, Heather H C Lau, Jason C Sang, Alejandro Ruiz-Riquelme, Shelaine C Fleck, Erica Stuart, Sindhu Menon, Naomi P Visanji, Georg Meisl and 11 more

Open access · greenAbstract read
In one paragraph

Article in Nature neuroscience, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 182 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
182citing papers in PubMed, 1 pooled it
14.6field-weighted citation impact, top 1% 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

182 citing papers in PubMed, 1 synthesis or guideline pooled it, 318 citations in OpenAlex.

  1. Pooled it
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  12. Highly sensitive chemiluminescence imaging of misfolded proteins in neurodegenerative models.Proceedings of the National Academy of Sciences of the United States of America · 2026
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122 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

21 authors at 6 institutions in 5 countries.

Angus Lau *Tanz Centre for Research in Neurodegenerative Diseases, University of Toronto, Toronto, Ontario, Canada.
Raphaella W L So *Tanz Centre for Research in Neurodegenerative Diseases, University of Toronto, Toronto, Ontario, Canada.
Heather H C LauTanz Centre for Research in Neurodegenerative Diseases, University of Toronto, Toronto, Ontario, Canada.
Jason C SangDepartment of Chemistry, University of Cambridge, Cambridge, UK.
Alejandro Ruiz-RiquelmeTanz Centre for Research in Neurodegenerative Diseases, University of Toronto, Toronto, Ontario, Canada.ORCID http://orcid.org/0000-0001-6581-7132
Shelaine C FleckCentre for Prions and Protein Folding Diseases, University of Alberta, Edmonton, Alberta, Canada.
Erica StuartTanz Centre for Research in Neurodegenerative Diseases, University of Toronto, Toronto, Ontario, Canada.
Sindhu MenonTanz Centre for Research in Neurodegenerative Diseases, University of Toronto, Toronto, Ontario, Canada.
Naomi P VisanjiMorton and Gloria Shulman Movement Disorders Centre, Toronto Western Hospital, Toronto, Ontario, Canada.
Georg MeislDepartment of Chemistry, University of Cambridge, Cambridge, UK.ORCID http://orcid.org/0000-0002-6562-7715
Rania FaidiTanz Centre for Research in Neurodegenerative Diseases, University of Toronto, Toronto, Ontario, Canada.
Maria M MaranoTanz Centre for Research in Neurodegenerative Diseases, University of Toronto, Toronto, Ontario, Canada.ORCID http://orcid.org/0000-0002-0408-6257
Cian Schmitt-UlmsTanz Centre for Research in Neurodegenerative Diseases, University of Toronto, Toronto, Ontario, Canada.
Zhilan WangTanz Centre for Research in Neurodegenerative Diseases, University of Toronto, Toronto, Ontario, Canada.
Paul E FraserTanz Centre for Research in Neurodegenerative Diseases, University of Toronto, Toronto, Ontario, Canada.
Anurag TandonTanz Centre for Research in Neurodegenerative Diseases, University of Toronto, Toronto, Ontario, Canada.
Bradley T HymanDepartment of Neurology, Massachusetts General Hospital, Charlestown, MA, USA.ORCID http://orcid.org/0000-0002-7959-9401
Holger WilleCentre for Prions and Protein Folding Diseases, University of Alberta, Edmonton, Alberta, Canada.ORCID http://orcid.org/0000-0001-5102-8706
Martin IngelssonDepartment of Public Health and Caring Sciences/Geriatrics, Uppsala University, Uppsala, Sweden.
David KlenermanDepartment of Chemistry, University of Cambridge, Cambridge, UK.
Joel C WattsTanz Centre for Research in Neurodegenerative Diseases, University of Toronto, Toronto, Ontario, Canada. joel.watts@utoronto.ca.ORCID http://orcid.org/0000-0002-2604-2925
University of Toronto · CAUniversity of Cambridge · GBUniversity of Alberta · CAHarvard University · USToronto Western Hospital · CAUppsala University · SE

Funding

European Research Council 669237
6 · The paper itself

Abstract

The clinical and pathological differences between synucleinopathies such as Parkinson's disease and multiple system atrophy have been postulated to stem from unique strains of α-synuclein aggregates, akin to what occurs in prion diseases. Here we demonstrate that inoculation of transgenic mice with different strains of recombinant or brain-derived α-synuclein aggregates produces clinically and pathologically distinct diseases. Strain-specific differences were observed in the signs of neurological illness, time to disease onset, morphology of cerebral α-synuclein deposits and the conformational properties of the induced aggregates. Moreover, different strains targeted distinct cellular populations and cell types within the brain, recapitulating the selective targeting observed among human synucleinopathies. Strain-specific clinical, pathological and biochemical differences were faithfully maintained after serial passaging, which implies that α-synuclein propagates via prion-like conformational templating. Thus, pathogenic α-synuclein exhibits key hallmarks of prion strains, which provides evidence that disease heterogeneity among the synucleinopathies is caused by distinct α-synuclein strains.

Indexed as

Protein Aggregation, PathologicalSynucleinopathiesalpha-SynucleinAnimalsBrainMiceMice, TransgenicProtein AggregatesRecombinant Proteinsalpha-SynucleinProtein AggregatesRecombinant Proteins

Identifiers

PMID31792467
PMCPMC6930851
OpenAlexW2989595882

What OpenQuestion holds

Textmetadata
LicenceTDM
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.