Evidence map›Paper›PMID 28649607›Full record

ArticleNPJ Parkinson's disease2017

Synaptic proteins in CSF relate to Parkinson's disease stage markers.

Erika Bereczki, Anna Bogstedt, Kina Höglund, Panagiota Tsitsi, Lovisa Brodin, Clive Ballard, Per Svenningsson, Dag Aarsland

Open access · goldAbstract read
In one paragraph

Article in NPJ Parkinson's disease, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 47 papers.

0numbers the graph read from it
0cells of the map it votes in
47citing papers in PubMed
4.6field-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, 76 citations in OpenAlex.

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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

8 authors at 4 institutions in 2 countries.

Erika BereczkiDepartment of Neurobiology, Care Sciences and Society, Center for Alzheimer Research, Division for Neurogeriatrics, Karolinska Institutet, Novum, Stockholm Sweden.
Anna BogstedtCardiovascular and Metabolic Diseases, Innovative Medicines and Early Development, AstraZeneca, Integrated Cardio Metabolic Centre (ICMC), Karolinska Institutet, Novum, Huddinge Sweden.
Kina HöglundInstitute of Neuroscience and Physiology, Department of Psychiatry and Neurochemistry Sahlgrenska Academy, Gothenburg University, 43180, Molndal, 41345 Sweden.
Panagiota TsitsiDepartment of Clinical Neuroscience, Karolinska Institutet, Solna, 17176 Sweden.
Lovisa BrodinDepartment of Clinical Neuroscience, Karolinska Institutet, Solna, 17176 Sweden.
Clive BallardMedical School, University of Exeter, Exeter, EX1 2LU UK.
Per SvenningssonDepartment of Clinical Neuroscience, Karolinska Institutet, Solna, 17176 Sweden.
Dag AarslandDepartment of Neurobiology, Care Sciences and Society, Center for Alzheimer Research, Division for Neurogeriatrics, Karolinska Institutet, Novum, Stockholm Sweden.
Karolinska Institutet · SEAstraZeneca (Sweden) · SEUniversity of Exeter · GBUniversity of Gothenburg · SE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Recent findings of morphological and functional changes in Parkinson's disease brains have shown altered synapse formation, but their role in cognitive decline is still an area under exploration. Here we measured the concentration of three key synaptic proteins, Rab3A, SNAP25 and neurogranin by enzyme-linked immunosorbent assay, in cerebrospinal fluid from a total of 139 participants (87 controls and 52 Parkinson's disease patients out of which 30 were drug-naïve) and explored their associations with motor and cognitive symptoms. Associations with motor disease stage (assessed by Hoehn and Yahr scale) and cognitive performance (assessed by the Montreal Cognitive Assessment scores) were explored. An overall increase in the concentration of SNAP25 was found in Parkinson's disease patients (

Identifiers

PMID28649607
PMCPMC5445607
OpenAlexW2582951843

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.