Evidence map›Paper›PMID 26060325›Full record

ArticleSocial cognitive and affective neuroscience2016

Memory and reward systems coproduce 'nostalgic' experiences in the brain.

Kentaro Oba, Madoka Noriuchi, Tomoaki Atomi, Yoshiya Moriguchi, Yoshiaki Kikuchi

Open access · hybridAbstract read
In one paragraph

Article in Social cognitive and affective neuroscience, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed, 2 pooled it
2.5field-weighted citation impact, top 11% 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

23 citing papers in PubMed, 2 syntheses or guidelines pooled it, 48 citations in OpenAlex.

  1. Pooled it
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  6. Unfolding Nostalgia: Spatial Visualization, Nostalgia, and Well-Being.Behavioral sciences (Basel, Switzerland) · 2025
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  16. Thalamocortical Mechanisms for Nostalgia-Induced Analgesia.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2022
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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

5 authors at 3 institutions in 1 country.

Kentaro ObaDepartment of Frontier Health Science, Division of Human Health Sciences, Graduate School of Tokyo Metropolitan University, Tokyo, Japan, Department of Psychophysiology, National Institute of Mental Health, National Center of Neurology and Psychiatry, Tokyo, Japan, Division of Medical Neuroimage Analysis, Department of Community Medical Supports, Tohoku Medical Megabank Organization, Tohoku University, Sendai, Japan, and.
Madoka NoriuchiDepartment of Frontier Health Science, Division of Human Health Sciences, Graduate School of Tokyo Metropolitan University, Tokyo, Japan.
Tomoaki AtomiDepartment of Frontier Health Science, Division of Human Health Sciences, Graduate School of Tokyo Metropolitan University, Tokyo, Japan, Department of Physical Therapy, Faculty of Medical Sciences, Teikyo University of Science, Uenohara, Japan.
Yoshiya MoriguchiDepartment of Psychophysiology, National Institute of Mental Health, National Center of Neurology and Psychiatry, Tokyo, Japan.
Yoshiaki KikuchiDepartment of Frontier Health Science, Division of Human Health Sciences, Graduate School of Tokyo Metropolitan University, Tokyo, Japan, ykikuchi@tmu.ac.jp.
Tokyo Metropolitan University · JPNational Center of Neurology and Psychiatry · JPNational Institute of Mental Health · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

People sometimes experience an emotional state known as 'nostalgia', which involves experiencing predominantly positive emotions while remembering autobiographical events. Nostalgia is thought to play an important role in psychological resilience. Previous neuroimaging studies have shown involvement of memory and reward systems in such experiences. However, it remains unclear how these two systems are collaboratively involved with nostalgia experiences. Here, we conducted a functional magnetic resonance imaging study of healthy females to investigate the relationship between memory-reward co-activation and nostalgia, using childhood-related visual stimuli. Moreover, we examined the factors constituting nostalgia and their neural correlates. We confirmed the presence of nostalgia-related activity in both memory and reward systems, including the hippocampus (HPC), substantia nigra/ventral tegmental area (SN/VTA), and ventral striatum (VS). We also found significant HPC-VS co-activation, with its strength correlating with individual 'nostalgia tendencies'. Factor analyses showed that two dimensions underlie nostalgia: emotional and personal significance and chronological remoteness, with the former correlating with caudal SN/VTA and left anterior HPC activity, and the latter correlating with rostral SN/VTA activity. These findings demonstrate the cooperative activity of memory and reward systems, where each system has a specific role in the construction of the factors that underlie the experience of nostalgia.

Indexed as

Memory, EpisodicRewardEmotionsFemaleFunctional LateralityHealthy VolunteersHippocampusHumansImage Processing, Computer-AssistedMagnetic Resonance ImagingMemoryNeural PathwaysPhotic StimulationSubstantia NigraVentral StriatumVentral Tegmental Areaautobiographical memoryfMRInostalgiaresiliencereward

Identifiers

PMID26060325
PMCPMC4927028
OpenAlexW1929839893

What OpenQuestion holds

Textmetadata
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.