Evidence map›Paper›PMID 31201332›Full record

ArticleNature communications2019

Orchestrated ensemble activities constitute a hippocampal memory engram.

Khaled Ghandour, Noriaki Ohkawa, Chi Chung Alan Fung, Hirotaka Asai, Yoshito Saitoh, Takashi Takekawa, Reiko Okubo-Suzuki, Shingo Soya, Hirofumi Nishizono, Mina Matsuo and 9 more

Abstract read
In one paragraph

Article in Nature communications, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 91 papers.

0numbers the graph read from it
0cells of the map it votes in
91citing papers in PubMed
–field-weighted citation impact
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

91 citing papers in PubMed.

  1. Article
  2. Article
  3. CA1 Engram Cell Dynamics Before and After Learning.bioRxiv : the preprint server for biology · 2026
    Article
  4. Contamination of Engram Coactivity Networks During Forgetting.bioRxiv : the preprint server for biology · 2026
    Article
  5. Article
  6. Timing and Convergence of Ensemble Activity Govern Auditory Thalamocortical Transmission.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2026
    Article
  7. Local Neuronal Ensembles That Coreactivate across Regions during Sleep Are Preferentially Stabilized.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2026
    Article
  8. Neural substrate of conditioned stimulus for associative learning in the hippocampus.Proceedings of the National Academy of Sciences of the United States of America · 2026
    Article
  9. Review
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  19. Article
  20. Review

31 more citing papers are in PubMed but not listed here.

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

19 authors.

Khaled GhandourDepartment of Biochemistry, Graduate School of Medicine and Pharmaceutical Sciences, University of Toyama, 2630 Sugitani, Toyama, 930-0194, Japan.ORCID http://orcid.org/0000-0002-7354-7918
Noriaki OhkawaDepartment of Biochemistry, Graduate School of Medicine and Pharmaceutical Sciences, University of Toyama, 2630 Sugitani, Toyama, 930-0194, Japan. nohkawa@med.u-toyama.ac.jp.
Chi Chung Alan FungCREST, Japan Science and Technology Agency (JST), Toyama, 930-0194, Japan.ORCID http://orcid.org/0000-0002-7780-8230
Hirotaka AsaiDepartment of Biochemistry, Graduate School of Medicine and Pharmaceutical Sciences, University of Toyama, 2630 Sugitani, Toyama, 930-0194, Japan.
Yoshito SaitohDepartment of Biochemistry, Graduate School of Medicine and Pharmaceutical Sciences, University of Toyama, 2630 Sugitani, Toyama, 930-0194, Japan.
Takashi TakekawaCREST, Japan Science and Technology Agency (JST), Toyama, 930-0194, Japan.ORCID http://orcid.org/0000-0002-0821-9109
Reiko Okubo-SuzukiDepartment of Biochemistry, Graduate School of Medicine and Pharmaceutical Sciences, University of Toyama, 2630 Sugitani, Toyama, 930-0194, Japan.
Shingo SoyaWPI-IIIS, University of Tsukuba, 1-1-1 Tennodai, Tsukuba, Ibaraki, 305-8575, Japan.
Hirofumi NishizonoCREST, Japan Science and Technology Agency (JST), Toyama, 930-0194, Japan.
Mina MatsuoLife Sciences Research Center, University of Toyama, Toyama, 930-0194, Japan.
Makoto OsanaiTohoku University Graduate School of Medicine, 2-1 Seiryo-machi, Aoba-ku, Sendai, 980-8575, Japan.ORCID http://orcid.org/0000-0002-3572-8195
Masaaki SatoRIKEN Center for Brain Science, Hirosawa 2-1, Wako, Saitama, 351-0198, Japan.
Masamichi OhkuraGraduate School of Sciences and Engineering, Saitama University, 255 Shimo-Okubo, Sakura-ku, Saitama, 338-8570, Japan.
Junichi NakaiGraduate School of Sciences and Engineering, Saitama University, 255 Shimo-Okubo, Sakura-ku, Saitama, 338-8570, Japan.
Yasunori HayashiRIKEN Center for Brain Science, Hirosawa 2-1, Wako, Saitama, 351-0198, Japan.ORCID http://orcid.org/0000-0002-7560-3004
Takeshi SakuraiWPI-IIIS, University of Tsukuba, 1-1-1 Tennodai, Tsukuba, Ibaraki, 305-8575, Japan.
Takashi KitamuraDepartment of Psychiatry, University of Texas Southwestern Medical Center, 5323 Harry Hines Boulevard, Dallas, TX, 75390-9070, USA.ORCID http://orcid.org/0000-0001-5597-859X
Tomoki FukaiCREST, Japan Science and Technology Agency (JST), Toyama, 930-0194, Japan.ORCID http://orcid.org/0000-0001-6977-5638
Kaoru InokuchiDepartment of Biochemistry, Graduate School of Medicine and Pharmaceutical Sciences, University of Toyama, 2630 Sugitani, Toyama, 930-0194, Japan. inokuchi@med.u-toyama.ac.jp.ORCID http://orcid.org/0000-0002-5393-3133

Funding

MEXT | Japan Society for the Promotion of Science (JSPS) JP15H05723MEXT | Japan Society for the Promotion of Science (JSPS) JP16H04653MEXT | Japan Society for the Promotion of Science (JSPS) JP16H06276MEXT | Japan Society for the Promotion of Science (JSPS) JP18H02595MEXT | Japan Society for the Promotion of Science (JSPS) JP18H05213MEXT | Japan Society for the Promotion of Science (JSPS) JP23220009MEXT | Japan Society for the Promotion of Science (JSPS) JP26640008MEXT | JST | Core Research for Evolutional Science and Technology (CREST) JPMJCR13W1MEXT | JST | Precursory Research for Embryonic Science and Technology (PRESTO) JPMJPR1684
6 · The paper itself

Abstract

The brain stores and recalls memories through a set of neurons, termed engram cells. However, it is unclear how these cells are organized to constitute a corresponding memory trace. We established a unique imaging system that combines Ca

Indexed as

AnimalsBrain MappingFemaleHippocampusIntravital MicroscopyLuminescent ProteinsMaleMemoryMice, Inbred C57BLMice, Inbred ICRMice, TransgenicMicroscopy, FluorescenceModels, AnimalNeuronsOptical ImagingOptogeneticsLuminescent Proteins

Identifiers

PMID31201332
PMCPMC6570652

What OpenQuestion holds

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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.