Evidence map›Paper›PMID 24922072›Full record

ArticleCell death & disease2014

Genetic deficiency of neuronal RAGE protects against AGE-induced synaptic injury.

Hongju Zhang, Yongfu Wang, Shijun Yan, Fang Du, Long Wu, Shiqiang Yan, Shirley S Yan

Open access · goldAbstract read
In one paragraph

Article in Cell death & disease, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
1.5field-weighted citation impact, top 19% 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

23 citing papers in PubMed, 36 citations in OpenAlex.

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  20. Mitochondrial Perturbation in Alzheimer's Disease and Diabetes.Progress in molecular biology and translational science · 2017
    Review
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

7 authors at 2 institutions in 2 countries.

Hongju Zhang1] Departments of Pharmacology and Toxicology and Higuchi Bioscience Center, School of Pharmacy, University of Kansas, Lawrence, KS 66047, USA [2] School of Chemistry and Chemical Engineering, Lanzhou University, Lanzhou, Gansu 730000, China.
Yongfu WangDepartments of Pharmacology and Toxicology and Higuchi Bioscience Center, School of Pharmacy, University of Kansas, Lawrence, KS 66047, USA.
Shijun YanDepartments of Pharmacology and Toxicology and Higuchi Bioscience Center, School of Pharmacy, University of Kansas, Lawrence, KS 66047, USA.
Fang DuDepartments of Pharmacology and Toxicology and Higuchi Bioscience Center, School of Pharmacy, University of Kansas, Lawrence, KS 66047, USA.
Long WuDepartments of Pharmacology and Toxicology and Higuchi Bioscience Center, School of Pharmacy, University of Kansas, Lawrence, KS 66047, USA.
Shiqiang YanSchool of Chemistry and Chemical Engineering, Lanzhou University, Lanzhou, Gansu 730000, China.
Shirley S YanDepartments of Pharmacology and Toxicology and Higuchi Bioscience Center, School of Pharmacy, University of Kansas, Lawrence, KS 66047, USA.
University of Kansas · USLanzhou University · CN

Funding

University of Kansas Alzheimer's Disease Core CentersP30AG035982 · NIA · UNIVERSITY OF KANSAS MEDICAL CENTER · PI BROOKS, WILLIAM M. · 2011 to 2020
$16.6M
Role of Cyclophilin D in Abeta-induced synaptic injuryR37AG037319 · NIA · UNIVERSITY OF KANSAS LAWRENCE · PI YAN, SHIRLEY SHIDU · 2010 to 2019
$3.1M
Role of LRG-47 (Irgm1) in EAER01NS065482 · NINDS · UNIVERSITY OF KANSAS LAWRENCE · PI YAN, SHIRLEY SHIDU · 2010 to 2014
$1.6M
NIA NIH HHS P30 AG035982NIA NIH HHS R37 AG037319NIA NIH HHS R37AG037319NINDS NIH HHS R01 NS065482NINDS NIH HHS R01NS65482
6 · The paper itself

Abstract

Synaptic dysfunction and degeneration is an early pathological feature of aging and age-related diseases, including Alzheimer's disease (AD). Aging is associated with increased generation and deposition of advanced glycation endproducts (AGEs), resulting from nonenzymatic glycation (or oxidation) proteins and lipids. AGE formation is accelerated in diabetes and AD-affected brain, contributing to cellular perturbation. The extent of AGEs' involvement, if at all, in alterations in synaptic structure and function is currently unknown. Here we analyze the contribution of neuronal receptor of AGEs (RAGE) signaling to AGE-mediated synaptic injury using novel transgenic neuronal RAGE knockout mice specifically targeted to the forebrain and transgenic mice expressing neuronal dominant-negative RAGE (DN-RAGE). Addition of AGEs to brain slices impaired hippocampal long-term potentiation (LTP). Similarly, treatment of hippocampal neurons with AGEs significantly decreases synaptic density. Such detrimental effects are largely reversed by genetic RAGE depletion. Notably, brain slices from mice with neuronal RAGE deficiency or DN-RAGE are resistant to AGE-induced LTP deficit. Further, RAGE deficiency or DN-RAGE blocks AGE-induced activation of p38 signaling. Taken together, these data show that neuronal RAGE functions as a signal transducer for AGE-induced synaptic dysfunction, thereby providing new insights into a mechanism by which the AGEs-RAGE-dependent signaling cascade contributes to synaptic injury via the p38 MAP kinase signal transduction pathway. Thus, RAGE blockade may be a target for development of interventions aimed at preventing the progression of cognitive decline in aging and age-related neurodegenerative diseases.

Indexed as

AgingAnimalsGlycation End Products, AdvancedMAP Kinase Signaling SystemMiceMice, KnockoutNerve Tissue ProteinsNeurodegenerative DiseasesNeuronsp38 Mitogen-Activated Protein KinasesProsencephalonReceptor for Advanced Glycation End ProductsReceptors, ImmunologicSynapsesGlycation End Products, AdvancedNerve Tissue Proteinsp38 Mitogen-Activated Protein KinasesReceptor for Advanced Glycation End ProductsReceptors, Immunologic

Identifiers

PMID24922072
PMCPMC4611721
OpenAlexW2092327765

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.