Evidence map›Paper›PMID 41178780›Full record

ArticleHippocampus2025

Manipulating Engram Histone Acetylation Alters Memory Consolidation.

Lisa Watt, Liliane Glauser, Davide M Coda, Johannes Gräff

Abstract read
In one paragraph

Article in Hippocampus, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing 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

3 citing papers in PubMed.

  1. Review
  2. Review
  3. 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

4 authors.

Lisa WattLaboratory of Neuroepigenetics, Brain Mind Institute, School of Life Sciences, Ecole Polytechnique Fédérale Lausanne (EPFL), Lausanne, Switzerland.ORCID 0009-0005-4810-3943
Liliane GlauserLaboratory of Neuroepigenetics, Brain Mind Institute, School of Life Sciences, Ecole Polytechnique Fédérale Lausanne (EPFL), Lausanne, Switzerland.
Davide M CodaLaboratory of Neuroepigenetics, Brain Mind Institute, School of Life Sciences, Ecole Polytechnique Fédérale Lausanne (EPFL), Lausanne, Switzerland.ORCID 0000-0001-5234-2529
Johannes GräffLaboratory of Neuroepigenetics, Brain Mind Institute, School of Life Sciences, Ecole Polytechnique Fédérale Lausanne (EPFL), Lausanne, Switzerland.ORCID 0000-0002-3219-3578

Funding

Chan Zuckerberg InitiativeEuropean Research Council CoG 101043457Human Frontier Science ProgramSchweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung 310030_197752Schweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung 310030_219342Stiftung Synapsis - Alzheimer Forschung Schweiz AFSVallee Foundation
6 · The paper itself

Abstract

The epigenome provides the brain with a nucleus-templated form of plasticity that is of fundamental importance for learning and memory. Of the various types of epigenetic modifications, elevations in histone acetylation have been shown to accompany learning and memory, yet the role this epigenetic modification plays within specific cell populations has remained unexplored. Here, we developed a genetic approach to manipulate whole-genome histone acetylation in memory-bearing neuronal ensembles. By showing that an increase in histone acetylation promotes fear memory recall, while its downregulation has the opposite effect, we revealed the existence of a functional relationship between histone acetylation and memory expression within memory-bearing engram cells.

Indexed as

HippocampusHistonesMemory ConsolidationNeuronsAcetylationAnimalsEpigenesis, GeneticFearMaleMiceMice, Inbred C57BLHistonesdentate gyrusengramepigenetic memoryfear learningHAT/HDAChistone acetylation

Identifiers

PMID41178780
PMCPMC12581157

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.