Evidence map›Paper›PMID 32717641›Full record

ArticleiScience2020

Two-Photon Voltage Imaging of Spontaneous Activity from Multiple Neurons Reveals Network Activity in Brain Tissue.

Binglun Li, Mariya Chavarha, Yuho Kobayashi, Satoshi Yoshinaga, Kazunori Nakajima, Michael Z Lin, Takafumi Inoue

Open access · goldAbstract read
In one paragraph

Article in iScience, 2020. 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
1.8field-weighted citation impact, top 16% 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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  7. Scanless two-photon voltage imaging.Nature communications · 2024
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  18. A dark quencher genetically encodable voltage indicator (dqGEVI) exhibits high fidelity and speed.Proceedings of the National Academy of Sciences of the United States of America · 2021
    Article
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 3 institutions in 2 countries.

Binglun LiDepartment of Life Science and Medical Bioscience, School of Advanced Science and Engineering, Waseda University, Tokyo 162-8480, Japan.
Mariya ChavarhaDepartment of Neurobiology, School of Medicine, Stanford University, Stanford, CA 94305-5090, USA.
Yuho KobayashiDepartment of Life Science and Medical Bioscience, School of Advanced Science and Engineering, Waseda University, Tokyo 162-8480, Japan.
Satoshi YoshinagaDepartment of Anatomy, Keio University School of Medicine, Tokyo 160-8582, Japan.
Kazunori NakajimaDepartment of Anatomy, Keio University School of Medicine, Tokyo 160-8582, Japan.
Michael Z LinDepartment of Neurobiology, School of Medicine, Stanford University, Stanford, CA 94305-5090, USA.
Takafumi InoueDepartment of Life Science and Medical Bioscience, School of Advanced Science and Engineering, Waseda University, Tokyo 162-8480, Japan. Electronic address: inoue.t@waseda.jp.
Waseda University · JPKeio University · JPStanford University · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Recording the electrical activity of multiple neurons simultaneously would greatly facilitate studies on the function of neuronal circuits. The combination of the fast scanning by random-access multiphoton microscopy (RAMP) and the latest two-photon-compatible high-performance fluorescent genetically encoded voltage indicators (GEVIs) has enabled action potential detection in deep layers in in vivo brain. However, neuron connectivity analysis on optically recorded action potentials from multiple neurons in brain tissue has yet to be achieved. With high expression of a two-photon-compatible GEVI, ASAP3, via in utero electroporation and RAMP, we achieved voltage recording of spontaneous activities from multiple neurons in brain slice. We provide evidence for the developmental changes in intralaminar horizontal connections in somatosensory cortex layer 2/3 with a greater sensitivity than calcium imaging. This method thus enables investigation of neuronal network connectivity at the cellular resolution in brain tissue.

Indexed as

Cellular NeuroscienceDevelopmental NeuroscienceOptical ImagingTechniques in Neuroscience

Identifiers

PMID32717641
PMCPMC7393527
OpenAlexW3041339590

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.