Evidence map›Paper›PMID 24797327›Full record

ArticleNeuroscience2014

Isoflurane unveils a critical role of glutamate transporter type 3 in regulating hippocampal GluR1 trafficking and context-related learning and memory in mice.

J Cao, Z Wang, W Mi, Z Zuo

Abstract read
In one paragraph

Article in Neuroscience, 2014. 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
0.6field-weighted citation impact, top 41% 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

10 citing papers in PubMed, 16 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

4 authors at 3 institutions in 2 countries.

J CaoDepartment of Anesthesiology, University of Virginia, Charlottesville, VA 22908, United States; Department of Anesthesiology and Operation Center, Chinese PLA General Hospital, Beijing 100853, China.
Z WangDepartment of Anesthesiology, University of Virginia, Charlottesville, VA 22908, United States; Department of Anesthesiology, Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University, Guangzhou 510120, China.
W MiDepartment of Anesthesiology and Operation Center, Chinese PLA General Hospital, Beijing 100853, China.
Z ZuoDepartment of Anesthesiology, University of Virginia, Charlottesville, VA 22908, United States. Electronic address: zz3c@virginia.edu.
Chinese PLA General Hospital · CNSun Yat-sen University · CNUniversity of Virginia · US

Funding

Volatile anesthetic modulation of glutamate transportersR01GM065211 · NIGMS · UNIVERSITY OF VIRGINIA CHARLOTTESVILLE · PI ZUO, ZHIYI · 2003 to 2011
$2.6M
Volatile anesthetic effects on aging brainR01GM098308 · NIGMS · UNIVERSITY OF VIRGINIA · PI ZUO, ZHIYI · 2012 to 2015
$1.2M
NIGMS NIH HHS GM065211NIGMS NIH HHS GM098308NIGMS NIH HHS R01 GM065211NIGMS NIH HHS R01 GM098308
6 · The paper itself

Abstract

Glutamate transporter type 3 (EAAT3) may play a role in cognition. Isoflurane enhances EAAT3 trafficking to the plasma membrane. Thus, we used isoflurane to determine how EAAT3 might regulate learning and memory and the trafficking of α-amino-3-hydroxy-5-methyl-4-isoxazolepropionic acid receptors, such as GluR1, to the plasma membrane, a fundamental biochemical process for learning and memory. Here, isoflurane increased EAAT3 but did not change GluR1 levels in the plasma membrane of wild-type mouse hippocampus. Isoflurane increased protein phosphatase activity in the wild-type and EAAT3(-/-) mouse hippocampus. Also, isoflurane reduced GluR1 in the plasma membrane and decreased phospho-GluR1 in EAAT3(-/-) mice. The phosphatase inhibitor okadaic acid attenuated these effects. Finally, isoflurane inhibited context-related fear conditioning in EAAT3(-/-) mice but not in wild-type mice. Thus, isoflurane may increase GluR1 trafficking to the plasma membrane via EAAT3 and inhibit GluR1 trafficking via protein phosphatase. Lack of EAAT3 effects leads to decreased GluR1 trafficking and impaired cognition after isoflurane exposure in EAAT3(-/-) mice.

Indexed as

Anesthetics, InhalationAnimalsCell MembraneCell MovementExcitatory Amino Acid Transporter 3GlutamatesHippocampusIsofluraneMaleMemoryMiceMice, KnockoutProtein TransportReceptors, AMPAAnesthetics, InhalationExcitatory Amino Acid Transporter 3GlutamatesIsofluraneReceptors, AMPASlc1a1 protein, mousecognitionGluR1glutamate transporterhippocampusisofluranetrafficking

Identifiers

PMID24797327
PMCPMC4077290
OpenAlexW2025692534

What OpenQuestion holds

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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.