Evidence map›Paper›PMID 29768203›Full record

ArticleCell reports2018

Unconventional Secretion Mediates the Trans-cellular Spreading of Tau.

Taxiarchis Katsinelos, Marcel Zeitler, Eleni Dimou, Andromachi Karakatsani, Hans-Michael Müller, Eliana Nachman, Julia P Steringer, Carmen Ruiz de Almodovar, Walter Nickel, Thomas R Jahn

Open access · goldAbstract read
PubMed Publisher
In one paragraph

Article in Cell reports, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 158 papers.

0numbers the graph read from it
0cells of the map it votes in
158citing papers in PubMed
17.9field-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

158 citing papers in PubMed, 267 citations in OpenAlex.

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  16. Targeted protein degradation with bifunctional molecules as a novel therapeutic modality for Alzheimer's disease & beyond.Neurotherapeutics : the journal of the American Society for Experimental NeuroTherapeutics · 2025
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98 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

10 authors at 2 institutions in 1 country.

Taxiarchis KatsinelosSchaller Research Group at the University of Heidelberg and the DKFZ, Proteostasis in Neurodegenerative Disease (B180), INF 581, 69120 Heidelberg, Germany; Heidelberg University Biochemistry Center (BZH), INF 328, 69120 Heidelberg, Germany; Faculty of Biosciences, Heidelberg University, INF 234, 69120 Heidelberg, Germany.
Marcel ZeitlerHeidelberg University Biochemistry Center (BZH), INF 328, 69120 Heidelberg, Germany.
Eleni DimouHeidelberg University Biochemistry Center (BZH), INF 328, 69120 Heidelberg, Germany.
Andromachi KarakatsaniHeidelberg University Biochemistry Center (BZH), INF 328, 69120 Heidelberg, Germany.
Hans-Michael MüllerHeidelberg University Biochemistry Center (BZH), INF 328, 69120 Heidelberg, Germany.
Eliana NachmanSchaller Research Group at the University of Heidelberg and the DKFZ, Proteostasis in Neurodegenerative Disease (B180), INF 581, 69120 Heidelberg, Germany; German Cancer Research Center (DKFZ), DKFZ-ZMBH Alliance, Center for Molecular Biology of Heidelberg University (ZMBH), INF 282, 69120 Heidelberg, Germany.
Julia P SteringerHeidelberg University Biochemistry Center (BZH), INF 328, 69120 Heidelberg, Germany.
Carmen Ruiz de AlmodovarHeidelberg University Biochemistry Center (BZH), INF 328, 69120 Heidelberg, Germany.
Walter NickelHeidelberg University Biochemistry Center (BZH), INF 328, 69120 Heidelberg, Germany. Electronic address: walter.nickel@bzh.uni-heidelberg.de.
Thomas R JahnSchaller Research Group at the University of Heidelberg and the DKFZ, Proteostasis in Neurodegenerative Disease (B180), INF 581, 69120 Heidelberg, Germany. Electronic address: thomas.r.jahn@abbvie.com.
Heidelberg University · DEDKFZ-ZMBH Alliance · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The progressive deposition of misfolded hyperphosphorylated tau is a pathological hallmark of tauopathies, including Alzheimer's disease. However, the underlying molecular mechanisms governing the intercellular spreading of tau species remain elusive. Here, we show that full-length soluble tau is unconventionally secreted by direct translocation across the plasma membrane. Increased secretion is favored by tau hyperphosphorylation, which provokes microtubule detachment and increases the availability of free protein inside cells. Using a series of binding assays, we show that free tau interacts with components enriched at the inner leaflet of the plasma membrane, finally leading to its translocation across the plasma membrane mediated by sulfated proteoglycans. We provide further evidence that secreted soluble tau species spread trans-cellularly and are sufficient for the induction of intracellular tau aggregation in adjacent cells. Our study demonstrates the mechanistic details of tau secretion and provides insights into the initiation and progression of tau pathology.

Indexed as

AnimalsCell Line, TumorCell MembraneChlorocebus aethiopsCHO CellsCricetulusGreen Fluorescent ProteinsHumansMice, Inbred C57BLNeuronsPhosphorylationProtein AggregatesProtein BindingProtein TransportProteoglycanstau ProteinsGreen Fluorescent ProteinsProtein AggregatesProteoglycanstau ProteinsAlzheimer’s diseasehyperphosphorylationtau aggregationtau proteintrans-cellular spreadingunconventional secretion

Identifiers

PMID29768203
OpenAlexW2803992338

What OpenQuestion holds

Textmetadata
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.