Evidence map›Paper›PMID 33547306›Full record

ArticleNature communications2021

Ligand-directed two-step labeling to quantify neuronal glutamate receptor trafficking.

Kento Ojima, Kazuki Shiraiwa, Kyohei Soga, Tomohiro Doura, Mikiko Takato, Kazuhiro Komatsu, Michisuke Yuzaki, Itaru Hamachi, Shigeki Kiyonaka

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
4.2field-weighted citation impact, top 5% 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

19 citing papers in PubMed, 51 citations in OpenAlex.

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  8. One-Step Maleimide-Based Dual Functionalization of Protein N-Termini.Angewandte Chemie (International ed. in English) · 2025
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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

9 authors at 3 institutions in 1 country.

Kento OjimaDepartment of Synthetic Chemistry and Biological Chemistry, Graduate School of Engineering, Kyoto University, Kyoto, 615-8510, Japan.
Kazuki ShiraiwaDepartment of Synthetic Chemistry and Biological Chemistry, Graduate School of Engineering, Kyoto University, Kyoto, 615-8510, Japan.
Kyohei SogaDepartment of Biomolecular Engineering, Graduate School of Engineering, Nagoya University, Nagoya, 464-8603, Japan.
Tomohiro DouraDepartment of Biomolecular Engineering, Graduate School of Engineering, Nagoya University, Nagoya, 464-8603, Japan.
Mikiko TakatoDepartment of Synthetic Chemistry and Biological Chemistry, Graduate School of Engineering, Kyoto University, Kyoto, 615-8510, Japan.
Kazuhiro KomatsuDepartment of Synthetic Chemistry and Biological Chemistry, Graduate School of Engineering, Kyoto University, Kyoto, 615-8510, Japan.
Michisuke YuzakiDepartment of Physiology, School of Medicine, Keio University, Tokyo, 160-8582, Japan.ORCID 0000-0002-5750-3544
Itaru HamachiDepartment of Synthetic Chemistry and Biological Chemistry, Graduate School of Engineering, Kyoto University, Kyoto, 615-8510, Japan. ihamachi@sbchem.kyoto-u.ac.jp.ORCID 0000-0002-3327-3916
Shigeki KiyonakaDepartment of Biomolecular Engineering, Graduate School of Engineering, Nagoya University, Nagoya, 464-8603, Japan. kiyonaka@chembio.nagoya-u.ac.jp.ORCID 0000-0002-4100-6738
Kyoto University · JPNagoya University · JPKeio University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The regulation of glutamate receptor localization is critical for development and synaptic plasticity in the central nervous system. Conventional biochemical and molecular biological approaches have been widely used to analyze glutamate receptor trafficking, especially for α-amino-3-hydroxy-5-methyl-4-isoxazole-propionate-type glutamate receptors (AMPARs). However, conflicting findings have been reported because of a lack of useful tools for analyzing endogenous AMPARs. Here, we develop a method for the rapid and selective labeling of AMPARs with chemical probes, by combining affinity-based protein labeling and bioorthogonal click chemistry under physiological temperature in culture medium. This method allows us to quantify AMPAR distribution and trafficking, which reveals some unique features of AMPARs, such as a long lifetime and a rapid recycling in neurons. This method is also successfully expanded to selectively label N-methyl-D-aspartate-type glutamate receptors. Thus, bioorthogonal two-step labeling may be a versatile tool for investigating the physiological and pathophysiological roles of glutamate receptors in neurons.

Indexed as

AnimalsCerebral CortexExcitatory Amino Acid AntagonistsFluoresceinFluorescent DyesGene ExpressionHalf-LifeHEK293 CellsHippocampusHumansLigandsMiceMice, Inbred ICRNeuronsPrimary Cell CultureProtein Transport2,3-dioxo-6-nitro-7-sulfamoylbenzo(f)quinoxalineExcitatory Amino Acid AntagonistsFluoresceinFluorescent Dyesglutamate receptor ionotropic, AMPA 2LigandsQuinoxalinesReceptors, AMPAReceptors, N-Methyl-D-Aspartate

Identifiers

PMID33547306
PMCPMC7864911
OpenAlexW3126504866

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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.