Evidence map›Paper›PMID 27574109›Full record

ArticleNeurobiology of aging2016

Analysis of isoform-specific tau aggregates suggests a common toxic mechanism involving similar pathological conformations and axonal transport inhibition.

Kristine Cox, Benjamin Combs, Brenda Abdelmesih, Gerardo Morfini, Scott T Brady, Nicholas M Kanaan

Open access · hybridAbstract read
In one paragraph

Article in Neurobiology of aging, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 41 papers.

0numbers the graph read from it
0cells of the map it votes in
41citing papers in PubMed
3.9field-weighted citation impact, top 6% 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

41 citing papers in PubMed, 54 citations in OpenAlex.

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  9. Temporal progression of tau pathology and neuroinflammation in a rhesus monkey model of Alzheimer's disease.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2024
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  10. Review
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  19. Tau phosphorylation and PAD exposure in regulation of axonal growth.Frontiers in cell and developmental biology · 2022
    Article
  20. Frontotemporal Lobar Dementia Mutant Tau Impairs Axonal Transport through a Protein Phosphatase 1γ-Dependent Mechanism.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2021
    Article
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

6 authors at 2 institutions in 1 country.

Kristine CoxDepartment of Translational Science and Molecular Medicine, Michigan State University, College of Human Medicine, Grand Rapids, MI, USA; Marine Biological Laboratory, Woods Hole, MA, USA; California National Primate Research Center, University of California, Davis, CA, USA.
Benjamin CombsDepartment of Translational Science and Molecular Medicine, Michigan State University, College of Human Medicine, Grand Rapids, MI, USA; Marine Biological Laboratory, Woods Hole, MA, USA.
Brenda AbdelmesihMarine Biological Laboratory, Woods Hole, MA, USA.
Gerardo MorfiniMarine Biological Laboratory, Woods Hole, MA, USA; Department of Anatomy and Cell Biology, University of Illinois at Chicago, Chicago, IL, USA.
Scott T BradyDepartment of Anatomy and Cell Biology, University of Illinois at Chicago, Chicago, IL, USA; Marine Biological Laboratory, Woods Hole, MA, USA.
Nicholas M KanaanDepartment of Translational Science and Molecular Medicine, Michigan State University, College of Human Medicine, Grand Rapids, MI, USA; Neuroscience Program, Michigan State University, East Lansing, MI, USA; Hauenstein Neuroscience Center, Mercy Health Saint Mary's, Grand Rapids, MI, USA. Electronic address: Nicholas.kanaan@hc.msu.edu.
Marine Biological Laboratory · USTrinity Health Grand Rapids · US

Funding

Tau Conformation in Tauopathies and Neuronal FunctionR01NS082730 · NINDS · UNIVERSITY OF ILLINOIS AT CHICAGO · PI BRADY, SCOTT THOMAS, KANAAN, NICHOLAS M · 2014 to 2023
$7.0M
Tau-induced axonal degeneration in Alzheimer's disease and tauopathiesR01AG044372 · NIA · MICHIGAN STATE UNIVERSITY · PI KANAAN, NICHOLAS M · 2014 to 2018
$1.9M
Axonal Transport Deficits during Hereditary Spastic ParaplegiaR01NS066942 · NINDS · UNIVERSITY OF ILLINOIS AT CHICAGO · PI MORFINI, GERARDO ANDRES · 2010 to 2014
$1.7M
NIA NIH HHS R01 AG044372NINDS NIH HHS R01 NS066942NINDS NIH HHS R01 NS082730
6 · The paper itself

Abstract

Misfolded tau proteins are characteristic of tauopathies, but the isoform composition of tau inclusions varies by tauopathy. Using aggregates of the longest tau isoform (containing 4 microtubule-binding repeats and 4-repeat tau), we recently described a direct mechanism of toxicity that involves exposure of the N-terminal phosphatase-activating domain (PAD) in tau, which triggers a signaling pathway that disrupts axonal transport. However, the impact of aggregation on PAD exposure for other tau isoforms was unexplored. Here, results from immunochemical assays indicate that aggregation-induced increases in PAD exposure and oligomerization are common features among all tau isoforms. The extent of PAD exposure and oligomerization was larger for tau aggregates composed of 4-repeat isoforms compared with those made of 3-repeat isoforms. Most important, aggregates of all isoforms exhibited enough PAD exposure to significantly impair axonal transport in the squid axoplasm. We also show that PAD exposure and oligomerization represent common pathological characteristics in multiple tauopathies. Collectively, these results suggest a mechanism of toxicity common to each tau isoform that likely contributes to degeneration in different tauopathies.

Indexed as

Axonal TransportProtein AggregatesAlzheimer DiseaseAnimalsDecapodiformesHumansIn Vitro TechniquesPolymerizationProtein DomainsProtein IsoformsSignal TransductionTauopathiestau ProteinsProtein AggregatesProtein Isoformstau ProteinsAggregationAlzheimer's diseaseAxonMicrotubule-associated proteinOligomerPathological conformationsTauopathy

Identifiers

PMID27574109
PMCPMC5075521
OpenAlexW2503492805

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.