Evidence map›Paper›PMID 33106523›Full record

ArticleScientific reports2020

The endosomal protein sorting nexin 4 is a synaptic protein.

Sonia Vazquez-Sanchez, Miguel A Gonzalez-Lozano, Alexarae Walfenzao, Ka Wan Li, Jan R T van Weering

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
0.9field-weighted citation impact, top 29% 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

9 citing papers in PubMed, 20 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

5 authors at 1 institution in 1 country.

Sonia Vazquez-SanchezDepartment of Functional Genomics, Center for Neurogenomics and Cognitive Research, Amsterdam Neuroscience, VU University, Amsterdam, The Netherlands.
Miguel A Gonzalez-LozanoDepartment of Molecular and Cellular Neurobiology, Center for Neurogenomics and Cognitive Research, Amsterdam Neuroscience, VU University, Amsterdam, The Netherlands.
Alexarae WalfenzaoDepartment of Functional Genomics, Center for Neurogenomics and Cognitive Research, Amsterdam Neuroscience, VU University, Amsterdam, The Netherlands.
Ka Wan LiDepartment of Molecular and Cellular Neurobiology, Center for Neurogenomics and Cognitive Research, Amsterdam Neuroscience, VU University, Amsterdam, The Netherlands.
Jan R T van WeeringClinical Genetics, Center for Neurogenomics and Cognitive Research, Amsterdam Neuroscience, Amsterdam UMC Location VUmc, De Boelelaan 1085, 1081 HV, Amsterdam, The Netherlands. jan.van.weering@vu.nl.
Amsterdam Neuroscience · NL

Funding

Alzheimer''s Association Alzheimer Association
6 · The paper itself

Abstract

Sorting nexin 4 (SNX4) is an evolutionary conserved protein that mediates recycling from endosomes back to the plasma membrane in yeast and mammalian cells. SNX4 is expressed in the brain. Altered protein levels are associated with Alzheimer's disease, but the neuronal localization and function of SNX4 have not been addressed. Using a new antibody, endogenous neuronal SNX4 co-localized with both early and recycling endosome markers, similar to the reported localization of SNX4 in non-neuronal cells. Neuronal SNX4 accumulated specifically in synaptic areas, with a predominant localization to presynaptic terminals. Acute depletion of neuronal SNX4 using independent short hairpin RNAs did not affect the levels of the transferrin receptor, a canonical SNX4 cargo. Quantitative mass spectrometry revealed that upon SNX4 knockdown the class of proteins involved in neurotransmission was the most dysregulated. This included integral membrane proteins at both the presynaptic and postsynaptic side of the synapse that participate in diverse synaptic processes such as synapse assembly, neurotransmission and the synaptic vesicle cycle. These data suggest that SNX4 is implicated in a variety of synaptic processes.

Indexed as

AnimalsCell MembraneCells, CulturedEndosomesMiceMice, Inbred C57BLNeuronsProtein TransportReceptors, TransferrinSorting NexinsSynapsesReceptors, TransferrinSNX4 protein, mouseSorting Nexins

Identifiers

PMID33106523
PMCPMC7588491
OpenAlexW3094593553

What OpenQuestion holds

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LicenceCC BY
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Registered trials

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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.