Evidence map›Paper›PMID 33762006›Full record

ArticleActa neuropathologica communications2021

TDP-43 proteinopathy alters the ribosome association of multiple mRNAs including the glypican Dally-like protein (Dlp)/GPC6.

Erik M Lehmkuhl, Suvithanandhini Loganathan, Eric Alsop, Alexander D Blythe, Tina Kovalik, Nicholas P Mortimore, Dianne Barrameda, Chuol Kueth, Randall J Eck, Bhavani B Siddegowda and 6 more

Open access · goldAbstract read
In one paragraph

Article in Acta neuropathologica communications, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
1.6field-weighted citation impact, top 14% 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

15 citing papers in PubMed, 20 citations in OpenAlex.

  1. Article
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  3. Review
  4. Article
  5. Review
  6. Article
  7. Article
  8. TDP-43-mediated amyotrophic lateral sclerosis: new/hidden insights fromFrontiers in cell and developmental biology · 2025
    Article
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  10. Article
  11. Review
  12. Review
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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

16 authors at 3 institutions in 1 country.

Erik M LehmkuhlDepartment of Cellular and Molecular Biology, University of Arizona, 1007 E. Lowell St, LSS RM 548A, Tucson, AZ, 85721, USA.
Suvithanandhini LoganathanDepartment of Cellular and Molecular Biology, University of Arizona, 1007 E. Lowell St, LSS RM 548A, Tucson, AZ, 85721, USA.
Eric AlsopTranslational Genomics Research Institute, 445 N 5th St, Phoenix, AZ, 85004, USA.
Alexander D BlytheDepartment of Cellular and Molecular Biology, University of Arizona, 1007 E. Lowell St, LSS RM 548A, Tucson, AZ, 85721, USA.
Tina KovalikDepartment of Neurobiology, Barrow Neurological Institute, 350 W Thomas Rd, Phoenix, AZ, 85013, USA.
Nicholas P MortimoreDepartment of Cellular and Molecular Biology, University of Arizona, 1007 E. Lowell St, LSS RM 548A, Tucson, AZ, 85721, USA.
Dianne BarramedaDepartment of Cellular and Molecular Biology, University of Arizona, 1007 E. Lowell St, LSS RM 548A, Tucson, AZ, 85721, USA.
Chuol KuethDepartment of Cellular and Molecular Biology, University of Arizona, 1007 E. Lowell St, LSS RM 548A, Tucson, AZ, 85721, USA.
Randall J EckDepartment of Cellular and Molecular Biology, University of Arizona, 1007 E. Lowell St, LSS RM 548A, Tucson, AZ, 85721, USA.
Bhavani B SiddegowdaDepartment of Cellular and Molecular Biology, University of Arizona, 1007 E. Lowell St, LSS RM 548A, Tucson, AZ, 85721, USA.
Archi JoardarDepartment of Cellular and Molecular Biology, University of Arizona, 1007 E. Lowell St, LSS RM 548A, Tucson, AZ, 85721, USA.
Hannah BallDepartment of Cellular and Molecular Biology, University of Arizona, 1007 E. Lowell St, LSS RM 548A, Tucson, AZ, 85721, USA.
Maria E MaciasDepartment of Cellular and Molecular Biology, University of Arizona, 1007 E. Lowell St, LSS RM 548A, Tucson, AZ, 85721, USA.
Robert BowserDepartment of Neurobiology, Barrow Neurological Institute, 350 W Thomas Rd, Phoenix, AZ, 85013, USA.
Kendall Van Keuren-JensenTranslational Genomics Research Institute, 445 N 5th St, Phoenix, AZ, 85004, USA.
Daniela C ZarnescuDepartment of Cellular and Molecular Biology, University of Arizona, 1007 E. Lowell St, LSS RM 548A, Tucson, AZ, 85721, USA. zarnescu@arizona.edu.ORCID 0000-0002-9607-0139
University of Arizona · USBarrow Neurological Institute · USTranslational Genomics Research Institute · US

Funding

GRADUATE TRAINING IN BIOCHEMISTRY AND MOLECULAR BIOLOGYT32GM008659 · NIGMS · UNIVERSITY OF ARIZONA · PI CAPALDI, ANDREW PAUL, WEINERT, TED A. · 1997 to 2019
$5.3M
Translation dysregulation in neurodegenerationR01NS091299 · NINDS · UNIVERSITY OF ARIZONA · PI DANIELA C ZARNESCU · 2015 to 2026
$3.4M
Translation dysregulation in neurodegenerationRF1NS091299 · NINDS · UNIVERSITY OF ARIZONA · PI ZARNESCU, DANIELA C · 2022 to 2022
$2.0M
Mechanisms underlying the protective role of glycolysis in ALSR21NS115514 · NINDS · UNIVERSITY OF ARIZONA · PI ZARNESCU, DANIELA C · 2020 to 2020
$420k
Deciphering RNA based mechanisms of neurodegenerationR21NS078429 · NINDS · UNIVERSITY OF ARIZONA · PI ZARNESCU, DANIELA C · 2012 to 2013
$414k
NIGMS NIH HHS T32 GM008659NINDS NIH HHS R01 NS091299NINDS NIH HHS R21 NS078429NINDS NIH HHS R21 NS115514NINDS NIH HHS RF1 NS091299
6 · The paper itself

Abstract

Amyotrophic lateral sclerosis (ALS) is a genetically heterogeneous neurodegenerative disease in which 97% of patients exhibit cytoplasmic aggregates containing the RNA binding protein TDP-43. Using tagged ribosome affinity purifications in Drosophila models of TDP-43 proteinopathy, we identified TDP-43 dependent translational alterations in motor neurons impacting the spliceosome, pentose phosphate and oxidative phosphorylation pathways. A subset of the mRNAs with altered ribosome association are also enriched in TDP-43 complexes suggesting that they may be direct targets. Among these, dlp mRNA, which encodes the glypican Dally like protein (Dlp)/GPC6, a wingless (Wg/Wnt) signaling regulator is insolubilized both in flies and patient tissues with TDP-43 pathology. While Dlp/GPC6 forms puncta in the Drosophila neuropil and ALS spinal cords, it is reduced at the neuromuscular synapse in flies suggesting compartment specific effects of TDP-43 proteinopathy. These findings together with genetic interaction data show that Dlp/GPC6 is a novel, physiologically relevant target of TDP-43 proteinopathy.

Indexed as

Adaptor Proteins, Signal TransducingAmyotrophic Lateral SclerosisAnimalsDrosophilaGlypicansHumansMotor NeuronsNerve DegenerationNuclear ProteinsRibosomesRNA, MessengerSpinal CordTDP-43 ProteinopathiesAdaptor Proteins, Signal TransducingDaxx protein, DrosophilaGlypicansGPC6 protein, humanNuclear ProteinsRNA, MessengerALSDrosophilaGlypicanMotor neuronNeuromuscular junctionTDP-43TranslationWnt signaling

Identifiers

PMID33762006
PMCPMC7992842
OpenAlexW3135921517

What OpenQuestion holds

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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.