Evidence map›Paper›PMID 39355003›Full record

ArticleBrain communications2024

Enhanced Fyn-tau and NR2B-PSD95 interactions in epileptic foci in experimental models and human epilepsy.

Marson Putra, Nikhil S Rao, Cara Gardner, Guanghao Liu, Jordan Trommater, Michael Bunney, Meghan Gage, Alexander G Bassuk, Marco Hefti, Gloria Lee and 1 more

Abstract read
In one paragraph

Article in Brain communications, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing 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

10 citing papers in PubMed.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

11 authors.

Marson PutraDepartment of Biomedical Sciences, College of Veterinary Medicine, Iowa State University, Ames, IA 50010, USA.
Nikhil S RaoDepartment of Biomedical Sciences, College of Veterinary Medicine, Iowa State University, Ames, IA 50010, USA.
Cara GardnerDepartment of Biomedical Sciences, College of Veterinary Medicine, Iowa State University, Ames, IA 50010, USA.
Guanghao LiuDepartment of Internal Medicine, Carver College of Medicine, Carver College of Medicine University of Iowa, Iowa City, IA 52242, USA.
Jordan TrommaterDepartment of Biomedical Sciences, College of Veterinary Medicine, Iowa State University, Ames, IA 50010, USA.
Michael BunneyDepartment of Biomedical Sciences, College of Veterinary Medicine, Iowa State University, Ames, IA 50010, USA.
Meghan GageDepartment of Biomedical Sciences, College of Veterinary Medicine, Iowa State University, Ames, IA 50010, USA.
Alexander G BassukDepartment of Pediatrics, The University of Iowa Stead Family, Iowa City, IA 52242, USA.
Marco HeftiDepartment of Pathology, Carver College of Medicine, University of Iowa, Iowa City, IA 52240, USA.
Gloria LeeDepartment of Internal Medicine, Carver College of Medicine, Carver College of Medicine University of Iowa, Iowa City, IA 52242, USA.
Thimmasettappa ThippeswamyDepartment of Biomedical Sciences, College of Veterinary Medicine, Iowa State University, Ames, IA 50010, USA.

Funding

Pulmonary Toxicology Facility CoreP30ES005605 · NIEHS · UNIVERSITY OF IOWA · PI Jong Sung Kim · 1990 to 2026
$40.5M
University of Iowa Hawkeye Intellectual and Developmental Disabilities Research Center (Hawk-IDDRC)P50HD103556 · NICHD · UNIVERSITY OF IOWA · PI EDWIN TED G. ABEL, Lane Strathearn · 2021 to 2026
$8.5M
TYROSINE PHOSPHORYLATION IN ALZHEIMERS DISEASER01AG017753 · NIA · UNIVERSITY OF IOWA · PI LEE, GLORIA · 1999 to 2016
$4.0M
A non-canonical role for tau in early human brain developmentR01NS136448 · NINDS · UNIVERSITY OF IOWA · PI Marco Matthias Hefti · 2024 to 2026
$1.6M
Mechanisms of Neurodegeneration in a Nerve Agent ModelR01NS133584 · NINDS · IOWA STATE UNIVERSITY · PI Thimmasettappa Thippeswamy · 2024 to 2026
$1.4M
Novel tau-based diagnostics for neonatal hypoxic-ischemic injuryK23NS109284 · NINDS · UNIVERSITY OF IOWA · PI HEFTI, MARCO MATTHIAS · 2019 to 2023
$950k
Fyn Mediated Neuroinflammatory Signaling in Epileptogenesis and EpilepsyR21NS112779 · NINDS · IOWA STATE UNIVERSITY · PI THIPPESWAMY, THIMMASETTAPPA · 2020 to 2020
$407k
NIA NIH HHS R01 AG017753NICHD NIH HHS P50 HD103556NIEHS NIH HHS P30 ES005605NINDS NIH HHS K23 NS109284NINDS NIH HHS R01 NS133584NINDS NIH HHS R01 NS136448NINDS NIH HHS R21 NS112779
6 · The paper itself

Abstract

Epilepsy and Alzheimer's disease share some common pathologies such as neurodegeneration, seizures and impaired cognition. However, the molecular mechanisms of these changes are still largely unknown. Fyn, a Src-family non-receptor tyrosine kinase (SFK), and its interaction with tau in mediating brain pathology in epilepsy and Alzheimer's disease can be a potential therapeutic target for disease modification. Although Fyn and tau pathology occurs in both Alzheimer's disease and epilepsy, the dynamics of Fyn-tau and PSD95-NR2B interactions affected by seizures and their impact on brain pathology in epilepsy have not been investigated. In this study, we demonstrate a significant increase of Fyn-tau interactions following seizure induction by kainate in both acute and chronic rodent models and in human epilepsy. In the early phase of epileptogenesis, we show increased Fyn/tau/NR2B/PSD95/neuronal nitric oxide synthase complexes after status epilepticus and a postsynaptic increase of phosphorylated tau (pY18 and AT8), Fyn (pSFK-Y416), NMDAR (pNR2B-Y1472) and neuronal nitric oxide synthase. Hippocampal proximity ligation assay and co-immunoprecipitation revealed a sustained increase of Fyn-tau and NR2B-PSD95 complexes/binding in rat chronic epilepsy at 3 months post-status epilepticus. Enhanced Fyn-tau complexes strongly correlated with the frequency of spontaneously recurring convulsive seizures and epileptiform spikes in the chronic epilepsy model. In human epileptic brains, we also identified increased Fyn-tau and NR2B-PSD95 complexes, tau phosphorylation (pY18 and AT8) and Fyn activation (pSFK-Y416), implying the translational and therapeutic potential of these molecular interactions. In

Indexed as

FynneurodegenerationpY18seizuretau

Identifiers

PMID39355003
PMCPMC11444080

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.