Evidence map›Paper›PMID 30667373›Full record

ArticleThe Journal of clinical investigation2019

Genetic reduction of eEF2 kinase alleviates pathophysiology in Alzheimer's disease model mice.

Brenna C Beckelman, Wenzhong Yang, Nicole P Kasica, Helena R Zimmermann, Xueyan Zhou, C Dirk Keene, Alexey G Ryazanov, Tao Ma

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of clinical investigation, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 56 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
56citing papers in PubMed, 1 pooled it
7.4field-weighted citation impact, top 2% 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

56 citing papers in PubMed, 1 synthesis or guideline pooled it, 129 citations in OpenAlex.

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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

8 authors at 4 institutions in 2 countries.

Brenna C BeckelmanDepartment of Internal Medicine, Gerontology and Geriatric Medicine, Wake Forest School of Medicine, Winston-Salem, North Carolina, USA.
Wenzhong YangDepartment of Internal Medicine, Gerontology and Geriatric Medicine, Wake Forest School of Medicine, Winston-Salem, North Carolina, USA.
Nicole P KasicaDepartment of Internal Medicine, Gerontology and Geriatric Medicine, Wake Forest School of Medicine, Winston-Salem, North Carolina, USA.
Helena R ZimmermannDepartment of Internal Medicine, Gerontology and Geriatric Medicine, Wake Forest School of Medicine, Winston-Salem, North Carolina, USA.
Xueyan ZhouDepartment of Internal Medicine, Gerontology and Geriatric Medicine, Wake Forest School of Medicine, Winston-Salem, North Carolina, USA.
C Dirk KeeneDepartment of Pathology, University of Washington School of Medicine, Seattle, Washington, USA.
Alexey G RyazanovDepartment of Pharmacology, Rutgers Robert Wood Johnson Medical School, Piscataway, New Jersey, USA.
Tao MaDepartment of Internal Medicine, Gerontology and Geriatric Medicine, Wake Forest School of Medicine, Winston-Salem, North Carolina, USA.
Wake Forest University · USCzech Academy of Sciences, Institute of Physiology · CZRutgers, The State University of New Jersey · USUniversity of Washington · US

Funding

THERAPEUTIC EFFECTS OF INTRA-NASAL INSULIN DETEMIRP50AG005136 · NIA · UNIVERSITY OF WASHINGTON · PI JAYADEY, SUMAN · 1985 to 2019
$57.2M
Furthering scientific understanding of mechanisms underlying resilience to the effects of AD pathology by incorporating state of the art quantification of gliosis, inflammation, & synaptic toxicityU01AG006781 · NIA · UNIVERSITY OF WASHINGTON · PI CRANE, PAUL K, LARSON, ERIC B · 1986 to 2020
$39.3M
Wake Forest Clinical and Translational Science AwardUL1TR001420 · NCATS · WAKE FOREST UNIVERSITY HEALTH SCIENCES · PI ARD, JAMY D, FOLEY, KRISTIE L · 2015 to 2023
$32.3M
Wake Forest Alzheimer's Disease Core CenterP30AG049638 · NIA · WAKE FOREST UNIVERSITY HEALTH SCIENCES · PI WHITLOW, CHRISTOPHER T · 2016 to 2020
$12.2M
Isoform-specific roles of AMPK in synaptic failure and memory deficit in Alzheimer's DiseaseR01AG055581 · NIA · WAKE FOREST UNIVERSITY HEALTH SCIENCES · PI MA, TAO · 2017 to 2021
$2.9M
Role of protein synthesis in Alzheimers disease-associated impairments of synaptic plasticity and memoryR01AG056622 · NIA · WAKE FOREST UNIVERSITY HEALTH SCIENCES · PI MA, TAO · 2017 to 2021
$2.4M
AMPK in Alzheimer's Disease-Associated Synaptic Failure and Memory DeficitsR00AG044469 · NIA · WAKE FOREST UNIVERSITY HEALTH SCIENCES · PI MA, TAO · 2015 to 2017
$739k
AMPK in Alzheimer's Disease-Associated Synaptic Failure and Memory DeficitsK99AG044469 · NIA · WAKE FOREST UNIVERSITY HEALTH SCIENCES · PI MA, TAO · 2013 to 2014
$171k
Elucidating the roles of AMPK isoforms in Alzheimer's Disease PathogenesisF31AG055264 · NIA · WAKE FOREST UNIVERSITY HEALTH SCIENCES · PI ZIMMERMANN, HELENA ROSE · 2017 to 2018
$80k
Elucidating a role for eEF2 phosphorylation in Alzheimer's Disease pathogenesis.F31AG054113 · NIA · WAKE FOREST UNIVERSITY HEALTH SCIENCES · PI BECKELMAN, BRENNA · 2017 to 2018
$60k
NCATS NIH HHS UL1 TR001420NIA NIH HHS F31 AG054113NIA NIH HHS F31 AG055264NIA NIH HHS K99 AG044469NIA NIH HHS P30 AG049638NIA NIH HHS P50 AG005136NIA NIH HHS R00 AG044469NIA NIH HHS R01 AG055581NIA NIH HHS R01 AG056622NIA NIH HHS U01 AG006781
6 · The paper itself

Abstract

Molecular signaling mechanisms underlying Alzheimer's disease (AD) remain unclear. Maintenance of memory and synaptic plasticity depend on de novo protein synthesis, dysregulation of which is implicated in AD. Recent studies showed AD-associated hyperphosphorylation of mRNA translation factor eukaryotic elongation factor 2 (eEF2), which results in inhibition of protein synthesis. We tested to determine whether suppression of eEF2 phosphorylation could improve protein synthesis capacity and AD-associated cognitive and synaptic impairments. Genetic reduction of the eEF2 kinase (eEF2K) in 2 AD mouse models suppressed AD-associated eEF2 hyperphosphorylation and improved memory deficits and hippocampal long-term potentiation (LTP) impairments without altering brain amyloid β (Aβ) pathology. Furthermore, eEF2K reduction alleviated AD-associated defects in dendritic spine morphology, postsynaptic density formation, de novo protein synthesis, and dendritic polyribosome assembly. Our results link eEF2K/eEF2 signaling dysregulation to AD pathophysiology and therefore offer a feasible therapeutic target.

Indexed as

Alzheimer DiseaseDendritic SpinesElongation Factor 2 KinaseLong-Term PotentiationPost-Synaptic DensityAnimalsDisease Models, AnimalFemaleHumansMaleMiceMice, KnockoutPeptide Elongation Factor 2PhosphorylationSignal TransductionEef2k protein, mouseElongation Factor 2 KinasePeptide Elongation Factor 2Alzheimer’s diseaseNeuroscienceProtein kinases

Identifiers

PMID30667373
PMCPMC6355242
OpenAlexW2911277088

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.