Evidence map›Paper›PMID 28100219›Full record

ArticleBMC psychiatry2017

Increased amygdala reactivity following early life stress: a potential resilience enhancer role.

Tetsuya Yamamoto, Shigeru Toki, Greg J Siegle, Masahiro Takamura, Yoshiyuki Takaishi, Shinpei Yoshimura, Go Okada, Tomoya Matsumoto, Takashi Nakao, Hiroyuki Muranaka and 4 more

Open access · goldAbstract read
In one paragraph

Article in BMC psychiatry, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed
1.7field-weighted citation impact, top 18% 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

32 citing papers in PubMed, 57 citations in OpenAlex.

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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

14 authors at 6 institutions in 3 countries.

Tetsuya YamamotoDepartment of Psychiatry, University of Pittsburgh School of Medicine, 121 Meyran Avenue, Loeffler Building, 15260-5003, Pittsburgh, PA, USA.
Shigeru TokiDepartment of Psychiatry and Neurosciences, Institute of Biomedical and Health Sciences, Hiroshima University, 1-2-3 Kasumi, Minami-ku, 734-8551, Hiroshima, Japan.
Greg J SiegleDepartment of Psychiatry, University of Pittsburgh School of Medicine, 121 Meyran Avenue, Loeffler Building, 15260-5003, Pittsburgh, PA, USA.
Masahiro TakamuraDepartment of Psychiatry and Neurosciences, Institute of Biomedical and Health Sciences, Hiroshima University, 1-2-3 Kasumi, Minami-ku, 734-8551, Hiroshima, Japan.
Yoshiyuki TakaishiDepartment of Psychiatry and Neurosciences, Institute of Biomedical and Health Sciences, Hiroshima University, 1-2-3 Kasumi, Minami-ku, 734-8551, Hiroshima, Japan.
Shinpei YoshimuraFaculty of Psychology, Otemon Gakuin University, 2-1-15 Nishiai, 567-8502, Ibaraki, Osaka, Japan.
Go OkadaDepartment of Psychiatry and Neurosciences, Institute of Biomedical and Health Sciences, Hiroshima University, 1-2-3 Kasumi, Minami-ku, 734-8551, Hiroshima, Japan.
Tomoya MatsumotoDepartment of Psychiatry and Neurosciences, Institute of Biomedical and Health Sciences, Hiroshima University, 1-2-3 Kasumi, Minami-ku, 734-8551, Hiroshima, Japan.
Takashi NakaoDepartment of Psychology, Graduate School of Education, Hiroshima University, 1-1-1 Kagamiyama, 739-8524, Higashi-Hiroshima, Hiroshima, Japan.
Hiroyuki MuranakaFaculty of Health Sciences, Tsukuba International University, 6-20-1 Manabe, 300-0051, Tsuchiura, Ibaraki, Japan.
Yumiko KasedaDepartment of Radiology, Hiroshima City General Rehabilitation Center, 1-39-1 Tomo-minami, Asaminami-ku, 731-3168, Hiroshima, Japan.
Tsuneji MurakamiKure Kyosai Hospital, 2-3-28 Nishi-chuo, 737-8505, Kure, Hiroshima, Japan.
Yasumasa OkamotoDepartment of Psychiatry and Neurosciences, Institute of Biomedical and Health Sciences, Hiroshima University, 1-2-3 Kasumi, Minami-ku, 734-8551, Hiroshima, Japan. oy@hiroshima-u.ac.jp.
Shigeto YamawakiDepartment of Psychiatry and Neurosciences, Institute of Biomedical and Health Sciences, Hiroshima University, 1-2-3 Kasumi, Minami-ku, 734-8551, Hiroshima, Japan.
Hiroshima University · JPUniversity of Pittsburgh · USHiroshima Prefectural Rehabilitation Center · JPKure Kyosai Hospital · JPOtemon Gakuin University · JPTsukuba International University · JP

Funding

Blunted and Discordant Affect: A Transdiagnostic Construct in PsychopathologR01MH096334 · NIMH · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI D'ANDREA, WENDY MICHELLE, SIEGLE, GREG J · 2012 to 2016
$3.1M
NIMH NIH HHS R01 MH096334
6 · The paper itself

Abstract

backgroundAmygdala hyper-reactivity is sometimes assumed to be a vulnerability factor that predates depression; however, in healthy people, who experience early life stress but do not become depressed, it may represent a resilience mechanism. We aimed to test these hypothesis examining whether increased amygdala activity in association with a history of early life stress (ELS) was negatively or positively associated with depressive symptoms and impact of negative life event stress in never-depressed adults.

methodsTwenty-four healthy participants completed an individually tailored negative mood induction task during functional magnetic resonance imaging (fMRI) assessment along with evaluation of ELS.

resultsMood change and amygdala reactivity were increased in never-depressed participants who reported ELS compared to participants who reported no ELS. Yet, increased amygdala reactivity lowered effects of ELS on depressive symptoms and negative life events stress. Amygdala reactivity also had positive functional connectivity with the bilateral DLPFC, motor cortex and striatum in people with ELS during sad memory recall.

conclusionsIncreased amygdala activity in those with ELS was associated with decreased symptoms and increased neural features, consistent with emotion regulation, suggesting that preservation of robust amygdala reactions may reflect a stress buffering or resilience enhancing factor against depression and negative stressful events.

Indexed as

Life Change EventsResilience, PsychologicalAdultAffectAffective SymptomsAmygdalaDepressionFemaleHealthy VolunteersHumansMagnetic Resonance ImagingMaleMiddle AgedStress, PsychologicalYoung AdultAmygdala reactivityDepressionEarly life stressfMRIResilience

Identifiers

PMID28100219
PMCPMC5241989
OpenAlexW2578623246

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.