Evidence map›Paper›PMID 27694970›Full record

ArticleScientific reports2016

Glycine triggers a non-ionotropic activity of GluN2A-containing NMDA receptors to confer neuroprotection.

Rong Hu, Juan Chen, Brendan Lujan, Ruixue Lei, Mi Zhang, Zefen Wang, Mingxia Liao, Zhiqiang Li, Yu Wan, Fang Liu and 2 more

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
1.3field-weighted citation impact, top 21% 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

18 citing papers in PubMed, 32 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

12 authors at 6 institutions in 3 countries.

Rong HuDepartment of Physiology and Cell Biology, University of Nevada School of Medicine, 1664 North Virginia Street, MS0352, Reno, Nevada, 89557, USA.
Juan ChenDepartment of Physiology, School of Basic Medical Sciences, Wuhan University School of Medicine, 185 Donghu Street, Wuhan 430071, China.
Brendan LujanDepartment of Physiology and Cell Biology, University of Nevada School of Medicine, 1664 North Virginia Street, MS0352, Reno, Nevada, 89557, USA.
Ruixue LeiDepartment of Physiology, School of Basic Medical Sciences, Wuhan University School of Medicine, 185 Donghu Street, Wuhan 430071, China.
Mi ZhangDepartment of Physiology and Cell Biology, University of Nevada School of Medicine, 1664 North Virginia Street, MS0352, Reno, Nevada, 89557, USA.
Zefen WangDepartment of Physiology, School of Basic Medical Sciences, Wuhan University School of Medicine, 185 Donghu Street, Wuhan 430071, China.
Mingxia LiaoDepartment of Physiology and Cell Biology, University of Nevada School of Medicine, 1664 North Virginia Street, MS0352, Reno, Nevada, 89557, USA.
Zhiqiang LiDepartment of Neurosurgery, Zhongnan Hospital, Wuhan University School of Medicine, 169 Donghu Street, Wuhan 430071, China.
Yu WanDepartment of Physiology, School of Basic Medical Sciences, Wuhan University School of Medicine, 185 Donghu Street, Wuhan 430071, China.
Fang LiuCampbell Research Institute, Centre for Addiction and Mental Health, and Departments of Psychiatry, University of Toronto, 250 College Street, Toronto, Ontario, M5T 1R8, Canada.
Hua FengDepartment of Neurosurgery, Southwest Hospital, Third Military Medical University, Chongqing 400038, China.
Qi WanDepartment of Physiology and Cell Biology, University of Nevada School of Medicine, 1664 North Virginia Street, MS0352, Reno, Nevada, 89557, USA.
Wuhan University · CNUniversity of Nevada, Reno · USZhongnan Hospital of Wuhan University · CNArmy Medical University · CNSouthwest Hospital · CNUniversity of Toronto · CA

Funding

Cell Biology of Signaling across MembranesP20GM103554 · NIGMS · UNIVERSITY OF NEVADA RENO · PI VON BARTHELD, CHRISTOPHER S · 2012 to 2016
$8.0M
CELL BIOLOGY OF SIGNALING ACROSS MEMBRANESP20RR024210 · NCRR · UNIVERSITY OF NEVADA RENO · PI VON BARTHELD, CHRISTOPHER S · 2011 to 2011
$2.1M
The neuroprotective role of nuclear TDP-43 in ischemic strokeR21NS077205 · NINDS · UNIVERSITY OF NEVADA RENO · PI WAN, QI · 2012 to 2012
$175k
NCRR NIH HHS P20 RR024210NIGMS NIH HHS P20 GM103554NINDS NIH HHS R21 NS077205
6 · The paper itself

Abstract

Ionotropic activation of NMDA receptors (NMDARs) requires agonist glutamate and co-agonist glycine. Here we show that glycine enhances the activation of cell survival-promoting kinase Akt in cultured cortical neurons in which both the channel activity of NMDARs and the glycine receptors are pre-inhibited. The effect of glycine is reduced by shRNA-mediated knockdown of GluN2A subunit-containing NMDARs (GluN2ARs), suggesting that a non-ionotropic activity of GluN2ARs mediates glycine-induced Akt activation. In support of this finding, glycine enhances Akt activation in HEK293 cells over-expressing GluN2ARs. The effect of glycine on Akt activation is sensitive to the antagonist of glycine-GluN1 binding site. As a functional consequence, glycine protects against excitotoxicity-induced neuronal death through the non-ionotropic activity of GluN2ARs and the neuroprotective effect is attenuated by Akt inhibition. Thus, this study reveals an unexpected role of glycine in eliciting a non-ionotropic activity of GluN2ARs to confer neuroprotection via Akt activation.

Indexed as

AnimalsBinding SitesCells, CulturedCerebral CortexFemaleGlycineHEK293 CellsHumansMiceNerve Tissue ProteinsNeuronsProto-Oncogene Proteins c-aktReceptors, N-Methyl-D-AspartateGlycineGprin1 protein, mouseNerve Tissue ProteinsProto-Oncogene Proteins c-aktReceptors, N-Methyl-D-Aspartate

Identifiers

PMID27694970
PMCPMC5046082
OpenAlexW2527840231

What OpenQuestion holds

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LicenceCC BY
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.