Evidence map›Paper›PMID 34686344›Full record

ArticleCell reports2021

Tau reduction affects excitatory and inhibitory neurons differently, reduces excitation/inhibition ratios, and counteracts network hypersynchrony.

Che-Wei Chang, Mark D Evans, Xinxing Yu, Gui-Qiu Yu, Lennart Mucke

Abstract read
In one paragraph

Article in Cell reports, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 55 papers.

0numbers the graph read from it
0cells of the map it votes in
55citing papers in PubMed
–field-weighted citation impact
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

55 citing papers in PubMed.

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  9. ACSS2 upregulation enhances neuronal resilience to aging and tau-associated neurodegeneration.Proceedings of the National Academy of Sciences of the United States of America · 2026
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  17. Multi-omic phenotyping of iPSC-derived neurons harboring thebioRxiv : the preprint server for biology · 2025
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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.

Che-Wei ChangGladstone Institute of Neurological Disease, Gladstone Institutes, San Francisco, CA 94158, USA.
Mark D EvansGladstone Institute of Neurological Disease, Gladstone Institutes, San Francisco, CA 94158, USA.
Xinxing YuGladstone Institute of Neurological Disease, Gladstone Institutes, San Francisco, CA 94158, USA.
Gui-Qiu YuGladstone Institute of Neurological Disease, Gladstone Institutes, San Francisco, CA 94158, USA.
Lennart MuckeGladstone Institute of Neurological Disease, Gladstone Institutes, San Francisco, CA 94158, USA; Department of Neurology and Weill Institute for Neurosciences, University of California, San Francisco, CA 94158, USA. Electronic address: lennart.mucke@gladstone.ucsf.edu.

Funding

Therapeutic Potential and Mechanisms of Tau Reduction in Autism ModelsR01MH115679 · NIMH · J. DAVID GLADSTONE INSTITUTES · PI MUCKE, LENNART · 2018 to 2022
$3.6M
NIMH NIH HHS R01 MH115679
6 · The paper itself

Abstract

The protein tau has been implicated in many brain disorders. In animal models, tau reduction suppresses epileptogenesis of diverse causes and ameliorates synaptic and behavioral abnormalities in various conditions associated with excessive excitation-inhibition (E/I) ratios. However, the underlying mechanisms are unknown. Global genetic ablation of tau in mice reduces the action potential (AP) firing and E/I ratio of pyramidal cells in acute cortical slices without affecting the excitability of these cells. Tau ablation reduces the excitatory inputs to inhibitory neurons, increases the excitability of these cells, and structurally alters their axon initial segments (AISs). In primary neuronal cultures subjected to prolonged overstimulation, tau ablation diminishes the homeostatic response of AISs in inhibitory neurons, promotes inhibition, and suppresses hypersynchrony. Together, these differential alterations in excitatory and inhibitory neurons help explain how tau reduction prevents network hypersynchrony and counteracts brain disorders causing abnormally increased E/I ratios.

Indexed as

Excitatory Postsynaptic PotentialsInhibitory Postsynaptic PotentialsNeural InhibitionAlzheimer DiseaseAnimalsCells, CulturedEpilepsyFemaleInterneuronsMaleMiceMice, 129 StrainMice, Inbred C57BLMice, KnockoutNeural PathwaysNeuronal PlasticityMapt protein, mousetau ProteinsAlzheimer’s diseaseaxon initial segmentepilepsyexcitation-inhibition balancehypersynchronyinterneuronsintrinsic excitabilityneuronal plasticitypyramidal cellstau

Identifiers

PMID34686344
PMCPMC8648275

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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.